# Double vs Karbon Comparison
---
## AI Generated Summary
- **G2 reviewers report** that Karbon excels in overall user satisfaction, reflected in its high G2 Score of 88.83. Users appreciate its robust workflow management and features like the Triage, which significantly enhance their day-to-day operations.
- **Users say** that Double stands out for its modern and user-friendly interface, making it enjoyable to use. Reviewers highlight its clean design and personalization options, which help tailor the software to fit their business branding.
- **According to verified reviews** , Karbon's implementation process is generally smooth, although some users mention that it can take time to fully adapt to its features. The intuitive onboarding wizard is particularly praised for easing the transition.
- **Reviewers mention** that Double offers excellent support, with a high quality rating. Users appreciate the responsiveness and helpfulness of the support team, which is crucial for resolving issues quickly.
- **G2 reviewers highlight** that while Karbon has a slightly higher entry-level price, its comprehensive features, such as the email integration and timesheet function, provide significant value for small businesses looking for a robust accounting solution.
- **Users report** that Double's specific features, like the Accruals functionality, are particularly beneficial for bookkeeping firms, allowing for accurate tracking of financial transactions with minimal effort, showcasing its strength in specialized accounting tasks.



---
## Frequently Asked Questions

### What is the difference between Karbon vs Double?

Double stands out for higher reviewer satisfaction across all key dimensions, while Karbon is more widely reviewed and cited for its user-friendly interface and team collaboration.

| [Karbon](https://www.g2.com/products/karbon-2025-03-03/reviews) | [Double](https://www.g2.com/products/double-double/reviews) |
| --- | --- |
| 4.8/5 (923 reviews) | 5.0/5 (79 reviews) |
| Small-Business | Small-Business |
| 8.0 | 9.3 |
| 9.2 | 9.9 |
| User-friendly interface and team collaboration | Modern, user-friendly design and high customer support |



### How do the pricing models of Karbon and Double compare?

Double is rated higher for value, with reviewers expressing greater satisfaction with its pricing and feature additions over time.

- **Karbon:** Reviewers note the cost can feel steep for smaller firms, but appreciate ongoing improvements and support.
- **Double:** Reviewers highlight that Double adds valuable features without increasing the base price and delivers strong value for money.
- **Switching reasons:** Reviewers mention switching to Double for its modern interface, feature set, and responsive support without added cost.



### What are the best alternatives to Karbon and Double?

The top three alternatives to Karbon and Double are TaxDome, Canopy, and Financial Cents.

| Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- | --- |
| [Karbon](https://www.g2.com/products/karbon-2025-03-03/reviews) | 4.8/5 (923 reviews) | Small-Business | Cost can feel steep for smaller firms | User-friendly interface and team collaboration |
| [Double](https://www.g2.com/products/double-double/reviews) | 5.0/5 (79 reviews) | Small-Business | Adds features without increasing base price | Modern, user-friendly design and high customer support |
| [TaxDome](https://www.g2.com/products/taxdome/reviews) | 4.7/5 (716 reviews) | Small-Business | — | Workflow automation and document management |
| [Canopy](https://www.g2.com/products/canopy-2026-05-12/reviews) | 4.6/5 (818 reviews) | Small-Business | — | Practice management and client communication |
| [Financial Cents](https://www.g2.com/products/financial-cents/reviews) | 4.7/5 (250 reviews) | Small-Business | — | Task tracking and workflow visibility |



### Which Accounting Practice Management features should I prioritize when comparing Karbon and Double?

Buyers should prioritize ease of use, task management, integrations, communication, and time-saving features when comparing Karbon and Double.

- **Ease of Use:** Karbon (8.8, 116 all-time mentions), Double (9.3, 13 all-time mentions)
- **Task Management:** Karbon (78 all-time mentions), Double (recently cited)
- **Integrations:** Karbon (25 all-time mentions, Xero, Ignition, Gusto), Double (recently cited, QuickBooks Online)
- **Communication:** Karbon (63 all-time mentions), Double (recently cited)
- **Time-Saving:** Karbon (35 all-time mentions), Double (recently cited)



### What are the pros and cons of Karbon vs Double?

Double's headline strength is its modern, user-friendly design and high customer support, while Karbon is most cited for its user-friendly interface and team collaboration.

- **Karbon strengths:** User-friendly interface (116 all-time mentions), task management (78), efficiency (73), communication (63), team collaboration (54), workflow management (37), automation (35), time-saving (35), customer support (37).
- **Karbon trade-offs:** Missing features (33), learning curve (26), cost can feel steep for smaller firms, some integrations are limited.
- **Double strengths:** Modern, user-friendly design (13), collaboration (7), customer support (6), communication (5), efficiency (5), organization (5), time-saving (4), secure document sharing (3), automation (2).
- **Double trade-offs:** Limitations in reporting (3), some integration limitations, metrics not ideal for project-based businesses.



### Is Karbon or Double better for small businesses?

Double is better suited for small businesses, with higher satisfaction scores and strong small-business reviewer sentiment.

- **Karbon:** Small-Business segment; reviewers appreciate its organization and collaboration features but note a learning curve and cost concerns for smaller firms.
- **Double:** Small-Business segment; reviewers highlight its ease of use, modern design, and strong support as ideal for small business needs.



### Which Accounting Practice Management platform has better integrations?

Karbon is favored for integrations, with more reviewer-cited integrations and higher all-time mention counts.

- **Karbon:** Integrates with Xero (17 all-time mentions), Ignition (15), and Gusto (3); reviewers note the breadth of integrations but desire deeper functionality.
- **Double:** Integrates with QuickBooks Online (recently cited); reviewers mention integration but note some limitations and desire for improved connectivity.



### How do Karbon and Double compare on customer support?

Double leads on Quality of Support with a 0.7-point advantage over Karbon (9.9 vs 9.2).

- **Karbon:** Reviewers appreciate the personable and responsive support team, with 37 all-time mentions of customer support, but some desire more robust onboarding and faster response times.
- **Double:** Reviewers consistently praise Double's quick, high-quality support and responsiveness to feature requests, with 6 all-time mentions of customer support.



### Which is easier to implement, Karbon or Double?

Double is easier to implement, with a 1.3-point higher Ease of Setup score (9.3 vs 8.0).

- **Karbon:** Reviewers describe setup as straightforward but note a learning curve and some onboarding challenges, with scores ranging from 4.0 to 7.0 in recent reviews.
- **Double:** Reviewers highlight easy initial setup and quick onboarding, with multiple reviews citing a smooth implementation experience and a 9.3 Ease of Setup score.



### Which product has better Time?

Karbon is more frequently cited for Time, with 35 all-time mentions of time-saving and efficiency, while Double is positively mentioned for time-saving in recent reviews.

- **Karbon:** Time-saving (35 all-time mentions), efficiency (73), automation (35), and workflow management (37) are frequently highlighted by reviewers.
- **Double:** Time-saving is cited in recent reviews, with reviewers noting streamlined processes and efficiency improvements.



| | Double | Karbon | 
|---|---|---|
| **Star Rating** | 4.9 out of 5 | 4.8 out of 5 | 
| **Total Reviews** | 80 | 930 | 
| **Largest Market Segment** | Small-Business (97.5% of reviews) | Small-Business (89.6% of reviews) | 
| **Entry Level Price** | $10.00 1 Connected client Per Month | $59.00 1 Users Per Month | 

---
## Top Pros & Cons

### Double

Pros:
- Ease of Use (13 reviews)
- Collaboration (7 reviews)

Cons:
- Limitations (3 reviews)
- Poor Reporting (3 reviews)

### Karbon

Pros:
- Ease of Use (116 reviews)
- Task Management (78 reviews)

Cons:
- Missing Features (33 reviews)
- Email Issues (27 reviews)

---
## Ratings Comparison
| Rating | Double | Karbon | 
|---|---|---|
  | **Meets Requirements** | 9.5 (68 reviews) | 9.0 (722 reviews) | 
  | **Ease of Use** | 9.2 (72 reviews) | 8.8 (729 reviews) | 
  | **Ease of Setup** | 9.1 (50 reviews) | 8.0 (504 reviews) | 
  | **Ease of Admin** | 9.6 (34 reviews) | 8.5 (294 reviews) | 
  | **Quality of Support** | 9.8 (66 reviews) | 9.2 (689 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.6 (34 reviews) | 9.3 (295 reviews) | 
  | **Product Direction (% positive)** | 10.0 (69 reviews) | 9.7 (669 reviews) | 

---
## Pricing

### Double

#### Entry-Level Pricing

Plan: Double Core

Price: $10.00 1 Connected client Per Month

Description: Everything you need to run your best month-end close, every month.

Key Features:
- 2-way ledger integration
- Custom-branded client portal
- Integrated email

[Browse all 3 editions](https://www.g2.com/products/double-double/pricing)

#### Free Trial

No

### Karbon

#### Entry-Level Pricing

Plan: Team

Price: $59.00 1 Users Per Month

Description: For smaller teams looking to consolidate workflows into an integrated collaboration platform.

Key Features:
- Integrated Email
- Team Collaboration Tools
- Workflow and To-Do Lists

[Browse all 3 editions](https://www.g2.com/products/karbon-2025-03-03/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Workflow Management

| Product | Score | Reviews |
|---|---|---|
| **Double** | N/A | N/A |
| **Karbon** | 8.3/10 | 358 |

#### Setup

| Feature | Double | Karbon | 
|---|---|---|
| **Activities** | Not enough data | 9.1 (312 reviews) | 
| **Flows** | Not enough data | 9.0 (312 reviews) | 
| **Dependencies** | Not enough data | 8.6 (287 reviews) | 
| **Notifications** | Not enough data | 8.9 (313 reviews) | 
| **Calendar Management** | Not enough data | Not enough data | 
| **Business Process Automation** | Not enough data | Not enough data | 

#### Management

| Feature | Double | Karbon | 
|---|---|---|
| **Updates** | Not enough data | 8.4 (294 reviews) | 
| **Audit Trail** | Not enough data | 8.7 (287 reviews) | 
| **Integration** | Not enough data | 8.0 (233 reviews) | 

#### Generative AI

| Feature | Double | Karbon | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.9 (109 reviews) | 
| **Generative AI** | Not enough data | Not enough data | 

#### Agentic AI - Workflow Management

| Feature | Double | Karbon | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 7.7 (16 reviews) | 
| **Multi-step Planning** | Not enough data | 8.8 (17 reviews) | 
| **Cross-system Integration** | Not enough data | 8.2 (15 reviews) | 
| **Adaptive Learning** | Not enough data | 7.9 (14 reviews) | 
| **Natural Language Interaction** | Not enough data | 8.2 (14 reviews) | 
| **Proactive Assistance** | Not enough data | 7.7 (13 reviews) | 
| **Decision Making** | Not enough data | 7.8 (13 reviews) | 

#### Additional Functionality

| Feature | Double | Karbon | 
|---|---|---|
| **Drag & Drop** | Not enough data | Not enough data | 
| **Template Management** | Not enough data | Not enough data | 
| **Approval Process Control** | Not enough data | Not enough data | 
| **Customizable Dashboard** | Not enough data | Not enough data | 
| **Rules-Based Workflow** | Not enough data | Not enough data | 
| **Document Management** | Not enough data | Not enough data | 
| **Monitoring** | Not enough data | Not enough data | 
| **Progress Tracking** | Not enough data | Not enough data | 
| **Workflow Configuration** | Not enough data | Not enough data | 
| **Collaboration Tools** | Not enough data | Not enough data | 
| **Commenting/Notes** | Not enough data | Not enough data | 
| **Task Management** | Not enough data | Not enough data | 
| **Forms Management** | Not enough data | Not enough data | 
| **No-Code** | Not enough data | Not enough data | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **Email Management** | Not enough data | Not enough data | 
| **Customizable Reports** | Not enough data | Not enough data | 
| **Access Controls/Permissions** | Not enough data | Not enough data | 
| **Graphical Workflow Editor** | Not enough data | Not enough data | 
| **Real-Time Data** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Search/Filter** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Mobile Access** | Not enough data | Not enough data | 
| **Customizable Fields** | Not enough data | Not enough data | 
| **Activity Tracking** | Not enough data | Not enough data | 
| **Compliance Tracking** | Not enough data | Not enough data | 
| **Role-Based Permissions** | Not enough data | Not enough data | 
| **Reporting/Analytics** | Not enough data | Not enough data | 
| **Project Workflow** | Not enough data | Not enough data | 
| **Activity Dashboard** | Not enough data | Not enough data | 

### Tax Practice Management

| Product | Score | Reviews |
|---|---|---|
| **Double** | N/A | N/A |
| **Karbon** | 8.5/10 | 116 |

#### Platform Additional Functionality

| Feature | Double | Karbon | 
|---|---|---|
| **Cloud** | Not enough data | 9.3 (86 reviews) | 
| **Messaging** | Not enough data | 8.9 (93 reviews) | 
| **Payment** | Not enough data | 7.6 (79 reviews) | 
| **Client Portal** | Not enough data | 8.0 (82 reviews) | 

#### Platform Content

| Feature | Double | Karbon | 
|---|---|---|
| **Automation** | Not enough data | 9.0 (99 reviews) | 

#### Platform Data

| Feature | Double | Karbon | 
|---|---|---|
| **Activity Dashboard** | Not enough data | 8.8 (90 reviews) | 

#### Agentic AI - Tax Practice Management

| Feature | Double | Karbon | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 8.3 (7 reviews) | 
| **Adaptive Learning** | Not enough data | 8.5 (8 reviews) | 
| **Natural Language Interaction** | Not enough data | 8.1 (8 reviews) | 
| **Proactive Assistance** | Not enough data | 8.3 (6 reviews) | 
| **Decision Making** | Not enough data | 8.3 (6 reviews) | 

#### Additional Functionality

| Feature | Double | Karbon | 
|---|---|---|
| **ACH Payment Processing** | Not enough data | Not enough data | 
| **Bank Reconciliation** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Document Templates** | Not enough data | Not enough data | 
| **Real-Time Updates** | Not enough data | Not enough data | 
| **Email Reminders** | Not enough data | Not enough data | 
| **Compliance Management** | Not enough data | Not enough data | 
| **Timesheet Management** | Not enough data | Not enough data | 
| **Task Management** | Not enough data | Not enough data | 
| **Billing & Invoicing** | Not enough data | Not enough data | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **Mobile Access** | Not enough data | Not enough data | 
| **Access Controls/Permissions** | Not enough data | Not enough data | 
| **Communication Management** | Not enough data | Not enough data | 
| **Due Date Tracking** | Not enough data | Not enough data | 
| **Tax Forms** | Not enough data | Not enough data | 
| **Tax Filing** | Not enough data | Not enough data | 
| **Configurable Workflow** | Not enough data | Not enough data | 
| **Audit Management** | Not enough data | Not enough data | 
| **Third-Party Integrations** | Not enough data | Not enough data | 
| **Document Storage** | Not enough data | Not enough data | 
| **Customizable Templates** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Approval Process Control** | Not enough data | Not enough data | 
| **Alerts/Notifications** | Not enough data | Not enough data | 
| **Project Management** | Not enough data | Not enough data | 
| **Cash Management** | Not enough data | Not enough data | 
| **Workflow Management** | Not enough data | Not enough data | 
| **Status Tracking** | Not enough data | Not enough data | 
| **Client Management** | Not enough data | Not enough data | 
| **For Tax Practices** | Not enough data | Not enough data | 
| **Reporting & Statistics** | Not enough data | Not enough data | 
| **Employee Management** | Not enough data | Not enough data | 
| **Time Tracking** | Not enough data | Not enough data | 
| **Accounting** | Not enough data | Not enough data | 
| **Document Management** | Not enough data | Not enough data | 

### Payment Processing

| Product | Score | Reviews |
|---|---|---|
| **Double** | N/A | N/A |
| **Karbon** | 8.0/10 | 12 |

#### Payment Processing

| Feature | Double | Karbon | 
|---|---|---|
| **Encryption** | Not enough data | 9.4 (9 reviews) | 
| **Credit Card Processing** | Not enough data | 7.2 (10 reviews) | 
| **Mobile Payments** | Not enough data | 6.4 (7 reviews) | 
| **Digital Wallet Integration** | Not enough data | 7.9 (7 reviews) | 
| **Debit/Credit Card Processing** | Not enough data | Not enough data | 
| **Online Payments** | Not enough data | Not enough data | 
| **Partial Payments** | Not enough data | Not enough data | 
| **In-Person Payments** | Not enough data | Not enough data | 
| **Digital Wallet Payments** | Not enough data | Not enough data | 

#### Administration

| Feature | Double | Karbon | 
|---|---|---|
| **Reporting & Analytics** | Not enough data | 9.0 (7 reviews) | 
| **E-commerce Integration** | Not enough data | 8.1 (6 reviews) | 
| **Processing Fees** | Not enough data | 8.5 (8 reviews) | 
| **POS Integration** | Not enough data | 8.1 (6 reviews) | 
| **Omnichannel** | Not enough data | 6.9 (6 reviews) | 
| **Levels 1 & 2** | Not enough data | 8.9 (6 reviews) | 
| **Level 3** | Not enough data | 7.8 (6 reviews) | 
| **Payment Gateway Integration** | Not enough data | Not enough data | 
| **ACH Payment Processing** | Not enough data | Not enough data | 
| **Cryptocurrency Processing** | Not enough data | Not enough data | 

#### Payment Options

| Feature | Double | Karbon | 
|---|---|---|
| **Multi-Currency** | Not enough data | 7.2 (6 reviews) | 
| **Self Service Portal** | Not enough data | 8.3 (7 reviews) | 

#### Security

| Feature | Double | Karbon | 
|---|---|---|
| **POS Verification** | Not enough data | 8.6 (6 reviews) | 

#### Platform

| Feature | Double | Karbon | 
|---|---|---|
| **Accounting integration** | Not enough data | 6.9 (7 reviews) | 
| **E-commerce Integration** | Not enough data | 8.3 (6 reviews) | 

#### Additional Functionality

| Feature | Double | Karbon | 
|---|---|---|
| **Data Synchronization** | Not enough data | Not enough data | 
| **Transaction Monitoring** | Not enough data | Not enough data | 
| **Purchasing & Receiving** | Not enough data | Not enough data | 
| **Contactless NFC** | Not enough data | Not enough data | 
| **Offline Access** | Not enough data | Not enough data | 
| **Electronic Signature** | Not enough data | Not enough data | 
| **PCI Compliance** | Not enough data | Not enough data | 
| **Credit Card Management** | Not enough data | Not enough data | 
| **Fraud Detection** | Not enough data | Not enough data | 
| **SSL Security** | Not enough data | Not enough data | 
| **Mobile Access** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **Returns Management** | Not enough data | Not enough data | 
| **Discount Management** | Not enough data | Not enough data | 
| **Reminders** | Not enough data | Not enough data | 
| **Barcode/Ticket Scanning** | Not enough data | Not enough data | 
| **Reporting & Statistics** | Not enough data | Not enough data | 
| **Recurring/Subscription Billing** | Not enough data | Not enough data | 
| **Compliance Management** | Not enough data | Not enough data | 
| **Transaction History** | Not enough data | Not enough data | 
| **Mobile Card Reader** | Not enough data | Not enough data | 
| **Sales Tax Management** | Not enough data | Not enough data | 
| **Customer Database** | Not enough data | Not enough data | 
| **Receipt Management** | Not enough data | Not enough data | 
| **Customizable Branding** | Not enough data | Not enough data | 
| **Invoice Management** | Not enough data | Not enough data | 
| **Cash Management** | Not enough data | Not enough data | 
| **Remote Access/Control** | Not enough data | Not enough data | 
| **Multi-Location** | Not enough data | Not enough data | 
| **Sales Trend Analysis** | Not enough data | Not enough data | 
| **CRM** | Not enough data | Not enough data | 
| **Gift Card Management** | Not enough data | Not enough data | 
| **Sales Reports** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Multiple Payment Options** | Not enough data | Not enough data | 
| **Loyalty Program** | Not enough data | Not enough data | 
| **Status Tracking** | Not enough data | Not enough data | 
| **Alerts/Notifications** | Not enough data | Not enough data | 
| **Activity Dashboard** | Not enough data | Not enough data | 
| **Expense Tracking** | Not enough data | Not enough data | 
| **Data Security** | Not enough data | Not enough data | 
| **Payment Links** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Payment Fraud Prevention** | Not enough data | Not enough data | 
| **Payment Reconciliation** | Not enough data | Not enough data | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **Search/Filter** | Not enough data | Not enough data | 
| **Real-Time Data** | Not enough data | Not enough data | 
| **Billing & Invoicing** | Not enough data | Not enough data | 

### Financial Close

| Product | Score | Reviews |
|---|---|---|
| **Double** | 9.0/10 | 54 |
| **Karbon** | N/A | N/A |

#### Reconciliation

| Feature | Double | Karbon | 
|---|---|---|
| **Consolidation** | 8.9 (26 reviews) | Not enough data | 
| **Management** | 9.4 (38 reviews) | Not enough data | 
| **Accounting** | 9.2 (40 reviews) | Not enough data | 
| **Built-in Accounting** | Not enough data | Not enough data | 
| **Compliance Management** | Not enough data | Not enough data | 
| **Task Management** | Not enough data | Not enough data | 
| **Tax Management** | Not enough data | Not enough data | 
| **Cash Flow Management** | Not enough data | Not enough data | 
| **Financial Consolidation & Close Management** | Not enough data | Not enough data | 

#### Reporting

| Feature | Double | Karbon | 
|---|---|---|
| **Report Types** | 8.7 (49 reviews) | Not enough data | 
| **Standard** | 9.7 (42 reviews) | Not enough data | 
| **Custom** | 9.1 (41 reviews) | Not enough data | 

#### Closing Process

| Feature | Double | Karbon | 
|---|---|---|
| **Audit** | 9.7 (34 reviews) | Not enough data | 
| **Journal Entries** | 7.7 (32 reviews) | Not enough data | 
| **Distribution** | 8.9 (28 reviews) | Not enough data | 

#### AI - Financial Close

| Feature | Double | Karbon | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Compliance** | Not enough data | Not enough data | 
| **Reconciliation** | Not enough data | Not enough data | 
| **Data Collection** | Not enough data | Not enough data | 
| **Analysis** | Not enough data | Not enough data | 

#### Additional Functionality

| Feature | Double | Karbon | 
|---|---|---|
| **Third-Party Integration** | Not enough data | Not enough data | 
| **Reporting/Analytics** | Not enough data | Not enough data | 
| **Audit Trail** | Not enough data | Not enough data | 
| **Visual Analytics** | Not enough data | Not enough data | 
| **Income & Balance Sheet** | Not enough data | Not enough data | 
| **Profit/Loss Statement** | Not enough data | Not enough data | 
| **Financial Reporting** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **Multi-Currency** | Not enough data | Not enough data | 
| **Alerts/Notifications** | Not enough data | Not enough data | 
| **Accounting Integration** | Not enough data | Not enough data | 
| **General Ledger** | Not enough data | Not enough data | 
| **Multi-Country** | Not enough data | Not enough data | 
| **Dashboard** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Cost Database** | Not enough data | Not enough data | 
| **Financial Templates** | Not enough data | Not enough data | 
| **Checklists** | Not enough data | Not enough data | 
| **Receivables Ledger** | Not enough data | Not enough data | 
| **Multiple Projects** | Not enough data | Not enough data | 
| **Accounts Receivable** | Not enough data | Not enough data | 
| **Accounts Payable** | Not enough data | Not enough data | 
| **Budgeting/Forecasting** | Not enough data | Not enough data | 

### Accounting Practice Management

| Product | Score | Reviews |
|---|---|---|
| **Double** | 8.9/10 | 52 |
| **Karbon** | 8.7/10 | 428 |

#### Communication

| Feature | Double | Karbon | 
|---|---|---|
| **Client Portals** | 9.6 (49 reviews) | 8.2 (285 reviews) | 
| **Automation** | 9.1 (47 reviews) | 8.8 (302 reviews) | 
| **Consolidation** | 9.2 (31 reviews) | 9.0 (308 reviews) | 

#### Collaboration

| Feature | Double | Karbon | 
|---|---|---|
| **Collaboration** | 9.1 (46 reviews) | 9.4 (351 reviews) | 
| **Tasks** | 9.6 (46 reviews) | 9.4 (332 reviews) | 
| **Version Control** | 9.2 (34 reviews) | Feature Not Available | 
| **Approval Process Control** | Not enough data | Not enough data | 

#### Billing

| Feature | Double | Karbon | 
|---|---|---|
| **Time** | 8.8 (38 reviews) | 8.2 (279 reviews) | 
| **Reporting** | 8.6 (44 reviews) | 7.6 (242 reviews) | 
| **Invoices** | 6.9 (23 reviews) | 6.7 (208 reviews) | 
| **Activity Dashboard** | Not enough data | 9.0 (5 reviews) | 

#### Onboarding

| Feature | Double | Karbon | 
|---|---|---|
| **Document Templates** | 9.1 (46 reviews) | 9.0 (284 reviews) | 
| **Checklists** | 9.4 (47 reviews) | 9.2 (274 reviews) | 
| **New Client** | 9.3 (49 reviews) | 8.9 (260 reviews) | 
| **Customizable Templates** | Not enough data | Not enough data | 

#### Visibility

| Feature | Double | Karbon | 
|---|---|---|
| **Job Status** | 9.6 (41 reviews) | 9.3 (333 reviews) | 
| **Metrics** | 8.5 (39 reviews) | 8.3 (243 reviews) | 
| **File Organization** | 7.7 (47 reviews) | 8.2 (264 reviews) | 
| **Audit Trail** | 8.4 (38 reviews) | 8.5 (251 reviews) | 
| **Notifications** | 9.2 (48 reviews) | 8.7 (268 reviews) | 
| **Third-Party Integrations** | 9.1 (49 reviews) | 8.5 (278 reviews) | 

#### Agentic AI  - Accounting Practice Management

| Feature | Double | Karbon | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 8.0 (22 reviews) | 
| **Multi-step Planning** | Not enough data | 8.7 (25 reviews) | 
| **Cross-system Integration** | Not enough data | 8.1 (24 reviews) | 

#### Additional Functionality

| Feature | Double | Karbon | 
|---|---|---|
| **Invoice Management** | Not enough data | Not enough data | 
| **Expense Tracking** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | 8.3 (5 reviews) | 
| **Online Payments** | Not enough data | Not enough data | 
| **Messaging** | Not enough data | Not enough data | 
| **Financial Analysis** | Not enough data | Not enough data | 
| **Email Management** | Not enough data | 9.6 (19 reviews) | 
| **Workflow Management** | Not enough data | 9.1 (11 reviews) | 
| **Customizable Reports** | Not enough data | Not enough data | 
| **Client Management** | Not enough data | 9.4 (9 reviews) | 
| **Document Management** | Not enough data | 8.8 (7 reviews) | 
| **Time Tracking** | Not enough data | 8.8 (10 reviews) | 
| **Staff Management** | Not enough data | Not enough data | 
| **Timer** | Not enough data | Not enough data | 
| **Search/Filter** | Not enough data | Not enough data | 
| **For Accountants** | Not enough data | Not enough data | 
| **Multi-Currency** | Not enough data | Not enough data | 
| **Financial Management** | Not enough data | Not enough data | 
| **For CPA Firms** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Progress Tracking** | Not enough data | Not enough data | 
| **Task Management** | Not enough data | 10.0 (7 reviews) | 
| **Secure Data Storage** | Not enough data | Not enough data | 
| **Electronic Payments** | Not enough data | Not enough data | 
| **Reporting & Statistics** | Not enough data | Not enough data | 
| **Credit Card Processing** | Not enough data | Not enough data | 
| **Time & Expense Tracking** | Not enough data | 9.0 (5 reviews) | 
| **Project Management** | Not enough data | 9.4 (9 reviews) | 
| **Appointment Management** | Not enough data | Not enough data | 
| **Approval Workflow** | Not enough data | Not enough data | 
| **Billing & Invoicing** | Not enough data | Not enough data | 
| **Document Storage** | Not enough data | Not enough data | 
| **Status Tracking** | Not enough data | Not enough data | 
| **Configurable Workflow** | Not enough data | Not enough data | 
| **Due Date Tracking** | Not enough data | Not enough data | 
| **Project Time Tracking** | Not enough data | Not enough data | 
| **Reminders** | Not enough data | Not enough data | 
| **Accounting** | Not enough data | Not enough data | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Reporting/Analytics** | Not enough data | Not enough data | 
| **Customizable Branding** | Not enough data | Not enough data | 
| **Invoice Processing** | Not enough data | Not enough data | 

### Accounting & Finance

| Product | Score | Reviews |
|---|---|---|
| **Double** | N/A | N/A |
| **Karbon** | N/A | N/A |

#### Agentic AI - Accounting & Finance

| Feature | Double | Karbon | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Accounting Practice Management Software](https://www.g2.com/categories/accounting-practice-management)

**Unique to Double (1):** [Financial Close Software](https://www.g2.com/categories/financial-close)

**Unique to Karbon (3):** [Workflow Management Software](https://www.g2.com/categories/workflow-management), [Payment Processing Software](https://www.g2.com/categories/payment-processing), [Tax Practice Management Software](https://www.g2.com/categories/tax-practice-management)


---
## Reviewer Demographics

### By Company Size

| Segment | Double | Karbon | 
|---|---|---|
| **Small-Business** | 97.5% | 89.6% | 
| **Mid-Market** | 2.5% | 9.8% | 
| **Enterprise** | 0% | 0.6% | 

### By Industry

#### Double

- **Accounting:** 96.2%
- **Professional Training & Coaching:** 1.3%
- **Financial Services:** 1.3%
- **Computer Software:** 1.3%

#### Karbon

- **Accounting:** 95.8%
- **Financial Services:** 1.5%
- **Consulting:** 0.9%
- **Marketing and Advertising:** 0.5%
- **Law Practice:** 0.2%
- **Real Estate:** 0.1%
- **Media Production:** 0.1%
- **Management Consulting:** 0.1%
- **Information Technology and Services:** 0.1%
- **Information Services:** 0.1%
- **Other:** 0.5%

---
## Alternatives

### Alternatives to Double

- [Canopy](https://www.g2.com/products/canopy-2026-05-12/reviews) — 4.6/5 stars (837 reviews)
- [Financial Cents](https://www.g2.com/products/financial-cents/reviews) — 4.7/5 stars (250 reviews)
- [TaxDome](https://www.g2.com/products/taxdome/reviews) — 4.7/5 stars (728 reviews)
- [FloQast](https://www.g2.com/products/floqast/reviews) — 4.6/5 stars (1415 reviews)
- [LiveFlow](https://www.g2.com/products/liveflow/reviews) — 4.9/5 stars (332 reviews)
- [Dext](https://www.g2.com/products/dext/reviews) — 4.6/5 stars (395 reviews)
- [BlackLine Financial Close Management](https://www.g2.com/products/blackline-blackline-financial-close-management/reviews) — 4.5/5 stars (1070 reviews)
- [Vena](https://www.g2.com/products/vena/reviews) — 4.5/5 stars (482 reviews)
- [Workiva](https://www.g2.com/products/workiva-workiva/reviews) — 4.5/5 stars (2147 reviews)
- [Datarails](https://www.g2.com/products/datarails/reviews) — 4.6/5 stars (377 reviews)

### Alternatives to Karbon

- [TaxDome](https://www.g2.com/products/taxdome/reviews) — 4.7/5 stars (728 reviews)
- [Canopy](https://www.g2.com/products/canopy-2026-05-12/reviews) — 4.6/5 stars (837 reviews)
- [Financial Cents](https://www.g2.com/products/financial-cents/reviews) — 4.7/5 stars (250 reviews)
- [Dext](https://www.g2.com/products/dext/reviews) — 4.6/5 stars (395 reviews)
- [Asana](https://www.g2.com/products/asana/reviews) — 4.4/5 stars (13947 reviews)
- [monday AI Work Platform](https://www.g2.com/products/monday-com/reviews) — 4.7/5 stars (17201 reviews)
- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (14203 reviews)
- [Progress ShareFile](https://www.g2.com/products/progress-sharefile/reviews) — 4.2/5 stars (1540 reviews)
- [Assembly](https://www.g2.com/products/assemblysoftware/reviews) — 4.7/5 stars (335 reviews)
- [Teamwork.com](https://www.g2.com/products/teamwork-com/reviews) — 4.4/5 stars (1214 reviews)

---
## Top Discussions

### Double

No discussions available for this product.

### Karbon

- Title: [Can I use karbon with IG, FB](https://www.g2.com/discussions/can-i-use-karbon-with-ig-fb) — 1 comment, 1 upvote
  > **Top comment:** "There are no native social integrations built in Karbon, but the possibilities are endless when using the open API."
- Title: [Please tell me you are not going to remove "To Do",and the ability to focus in on only Today's Tasks](https://www.g2.com/discussions/please-tell-me-you-are-not-going-to-remove-to-do-and-the-ability-to-focus-in-on-only-today-s-tasks) — 1 comment, 2 upvotes
  > **Top comment:** "Karbon is working towards a more thoughtful approach to work. The end result will be different in many ways but will not be worse overall and will be better..."
- Title: [Can you tell me more about Aliases? or Can you make a webinar for this topic?](https://www.g2.com/discussions/can-you-tell-me-more-about-aliases-or-can-you-make-a-webinar-for-this-topic) — 1 comment, 1 upvote
  > **Top comment:** "Hi Ciara, are you referring to using an alias email address, and using that with Karbon? If so, this help article might be helpful:..."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/double-double-vs-karbon-2025-03-03)