# Calendly vs Sign In App Comparison
---
## AI Generated Summary
- Users report that Calendly excels in ease of use with a score of 9.4, making it simple for users to set up and manage their scheduling needs, while Sign In Scheduling (formerly 10to8) has a slightly lower ease of use score of 9.0, which some users find less intuitive.
- Reviewers mention that Calendly offers a free entry-level price, which is appealing for small businesses, whereas Sign In Scheduling starts at $86.40, making it less accessible for budget-conscious users.
- G2 users highlight that Calendly's multi-calendar integration is rated at 9.0, allowing seamless management of various calendars, while Sign In Scheduling's integration is rated slightly higher at 9.2, indicating a stronger capability in this area.
- Users on G2 appreciate Calendly's customizable booking page with a score of 9.1, which allows for personalized branding, while Sign In Scheduling's branding features are rated lower at 8.0, leading to less flexibility in customization.
- Reviewers mention that both platforms provide strong appointment follow-up features, but Sign In Scheduling shines with a higher score of 9.6 compared to Calendly's 9.1, indicating a more robust follow-up capability that users find beneficial.
- Users say that Calendly's performance is rated at 9.4, reflecting its reliability and speed, while Sign In Scheduling's performance is also strong but slightly lower at 9.0, suggesting that Calendly may offer a more efficient user experience overall.



| | Calendly | Sign In App | 
|---|---|---|
| **Star Rating** | 4.7 out of 5 | 4.6 out of 5 | 
| **Total Reviews** | 2,644 | 223 | 
| **Largest Market Segment** | Small-Business (61.3% of reviews) | Small-Business (84.2% of reviews) | 
| **Entry Level Price** | Free | Free Trial | 

---
## Top Pros & Cons

### Calendly

Pros:
- Ease of Use (171 reviews)
- Scheduling (139 reviews)

Cons:
- Missing Features (54 reviews)
- Calendar Issues (46 reviews)

### Sign In App

Pros:
- Ease of Use (24 reviews)
- Booking Management (12 reviews)

Cons:
- Booking Issues (8 reviews)
- Calendar Issues (5 reviews)

---
## Ratings Comparison
| Rating | Calendly | Sign In App | 
|---|---|---|
  | **Meets Requirements** | 9.2 (2025 reviews) | 9.0 (183 reviews) | 
  | **Ease of Use** | 9.4 (2057 reviews) | 9.0 (183 reviews) | 
  | **Ease of Setup** | 9.1 (913 reviews) | 8.6 (95 reviews) | 
  | **Ease of Admin** | 9.2 (719 reviews) | 9.1 (95 reviews) | 
  | **Quality of Support** | 9.0 (1320 reviews) | 9.0 (164 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.3 (663 reviews) | 9.4 (93 reviews) | 
  | **Product Direction (% positive)** | 8.8 (1945 reviews) | 9.1 (171 reviews) | 

---
## Pricing

### Calendly

#### Entry-Level Pricing

Plan: Free

Price: Free

Description: For personal use

Key Features:
- 1 event type
- Connect 1 calendar
- Customizable availability

[Browse all 4 editions](https://www.g2.com/products/calendly/pricing)

#### Free Trial

Yes

### Sign In App

#### Entry-Level Pricing

Plan: Free Trial

Price: Free Trial

Description: Try Sign In App free for 15 days

Key Features:
- All features included
- Email & chat support
- Free for 15 days

[Browse all 4 editions](https://www.g2.com/products/sign-in-solutions-sign-in-app/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Interview Scheduling

| Product | Score | Reviews |
|---|---|---|
| **Calendly** | 9.0/10 | 615 |
| **Sign In App** | N/A | N/A |

#### Platform Basics

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Interoperability** | 9.0 (417 reviews) | Not enough data | 
| **Performance** | 9.4 (480 reviews) | Not enough data | 

#### Platform Content

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Automation** | 9.2 (472 reviews) | Not enough data | 
| **Reminders** | 9.3 (472 reviews) | Not enough data | 
| **Email Template** | 8.9 (413 reviews) | Not enough data | 
| **Booking** | 9.6 (438 reviews) | Not enough data | 
| **Rescheduling** | 9.2 (479 reviews) | Not enough data | 

#### Platform Performance

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Reporting** | 8.6 (302 reviews) | Not enough data | 
| **Monitoring** | Feature Not Available | Not enough data | 

#### Platform

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Customization ** | 8.8 (365 reviews) | Not enough data | 
| **Integration APIs** | 8.6 (290 reviews) | Not enough data | 
| **Internationalization** | 8.7 (261 reviews) | Not enough data | 
| **User, Role, and Access Management** | 9.0 (326 reviews) | Not enough data | 
| **Dashboards** | 8.9 (297 reviews) | Not enough data | 

### Visitor Management

| Product | Score | Reviews |
|---|---|---|
| **Calendly** | N/A | N/A |
| **Sign In App** | N/A | N/A |

#### Platform Basics

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Visitor Check-In** | Not enough data | Not enough data | 
| **Mail Management** | Not enough data | Not enough data | 
| **Visitor Database** | Not enough data | Not enough data | 
| **Reports & Analytics** | Not enough data | Not enough data | 
| **Blacklist Screenings** | Not enough data | Not enough data | 
| **Badge Issuance** | Not enough data | Not enough data | 
| **Automation** | Not enough data | Not enough data | 

#### Platform Data

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Automation** | Not enough data | Not enough data | 
| **Analytics** | Not enough data | Not enough data | 
| **Visitor Logs** | Not enough data | Not enough data | 
| **Dashboard** | Not enough data | Not enough data | 

#### Platform Interoperability

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Notifications** | Not enough data | Not enough data | 
| **Hardware** | Not enough data | Not enough data | 

#### Platform Additional Functionality

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Integration** | Not enough data | Not enough data | 

#### Additional Functionality - Visitor Management

| Feature | Calendly | Sign In App | 
|---|---|---|
| **NDA & Contract Signing** | Not enough data | Not enough data | 
| **Integrations with Relevant Software** | Not enough data | Not enough data | 
| **Hardware Integration** | Not enough data | Not enough data | 
| **Multi-lingual Support** | Not enough data | Not enough data | 

#### Agentic AI - Visitor Management

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Decision Making** | Not enough data | Not enough data | 

### Lead-to-Account Matching and Routing

| Product | Score | Reviews |
|---|---|---|
| **Calendly** | 8.4/10 | 47 |
| **Sign In App** | N/A | N/A |

#### Matching

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Priority Matching** | 9.1 (39 reviews) | Not enough data | 
| **Account Tiebreakers** | 7.8 (22 reviews) | Not enough data | 
| **Fuzzy Matching** | Feature Not Available | Not enough data | 

#### Routing

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Match and Route** | 8.7 (36 reviews) | Not enough data | 
| **Multi-Objects** | 8.4 (34 reviews) | Not enough data | 
| **Territories** | 8.3 (33 reviews) | Not enough data | 
| **Working Hours** | 9.1 (39 reviews) | Not enough data | 

#### Platform Operations

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Service level Agreements** | 8.4 (31 reviews) | Not enough data | 
| **Audit Logs** | 8.0 (32 reviews) | Not enough data | 
| **Duplicate Match** | Feature Not Available | Not enough data | 
| **Capping** | 8.0 (18 reviews) | Not enough data | 
| **Analytics** | 8.1 (33 reviews) | Not enough data | 
| **Integrations** | 8.5 (39 reviews) | Not enough data | 
| **Alerts & Notifications** | Not enough data | Not enough data | 
| **AI Lead Matching & Routing** | Not enough data | Not enough data | 

### Calendar

| Product | Score | Reviews |
|---|---|---|
| **Calendly** | 8.5/10 | 295 |
| **Sign In App** | N/A | N/A |

#### Calendar View

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Multi-Calendar View** | 8.9 (224 reviews) | Not enough data | 
| **Customizable Viewing** | 8.9 (226 reviews) | Not enough data | 

#### Shared Calendar

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Calendar Collaboration** | 9.1 (234 reviews) | Not enough data | 
| **Multiple Calendar Management** | 8.9 (235 reviews) | Not enough data | 

#### Accessibility

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Screen Reader Compatibility** | 8.6 (213 reviews) | Not enough data | 
| **Keyboard Shortcuts** | Feature Not Available | Not enough data | 

#### Integration

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Sync Multiple Calendars** | 9.1 (235 reviews) | Not enough data | 
| **Import Events** | 8.6 (220 reviews) | Not enough data | 
| **Software Integrations** | 8.8 (228 reviews) | Not enough data | 

#### Notifications

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Customized Calendar Notifications** | 9.0 (234 reviews) | Not enough data | 
| **Location-Based Alerts** | 8.5 (210 reviews) | Not enough data | 

#### Generative AI

| Feature | Calendly | Sign In App | 
|---|---|---|
| **AI Text-to-Image** | 7.5 (154 reviews) | Not enough data | 
| **AI Text-to-Speech** | 7.5 (153 reviews) | Not enough data | 
| **AI Image-to-Text** | 7.5 (153 reviews) | Not enough data | 

#### Agentic AI - Calendar

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Cross-system Integration** | 8.0 (10 reviews) | Not enough data | 

### Online Appointment Scheduling

| Product | Score | Reviews |
|---|---|---|
| **Calendly** | 8.2/10 | 679 |
| **Sign In App** | N/A | N/A |

#### Notifications

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Confirmations & Reminders** | 9.3 (587 reviews) | Not enough data | 
| **Appointment Follow-Up** | 9.0 (525 reviews) | Not enough data | 
| **Scheduling Notifications** | 9.4 (594 reviews) | Not enough data | 

#### Settings

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Time Zone Detection** | 9.3 (592 reviews) | Not enough data | 
| **Availability Settings** | 9.3 (602 reviews) | Not enough data | 
| **Blocked Time Settings** | 9.2 (587 reviews) | Not enough data | 

#### Personalization

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Branding** | 8.5 (521 reviews) | Not enough data | 
| **Links** | 9.2 (553 reviews) | Not enough data | 

#### Integrations

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Multi- Calendar Integration** | 9.0 (528 reviews) | Not enough data | 
| **Website Integration** | 9.0 (452 reviews) | Not enough data | 
| **Payment Acceptance** | 8.0 (338 reviews) | Not enough data | 
| **Video Conferencing** | 8.7 (457 reviews) | Not enough data | 
| **Communication** | 8.9 (474 reviews) | Not enough data | 

#### Generative AI

| Feature | Calendly | Sign In App | 
|---|---|---|
| **AI Text Generation** | 7.2 (201 reviews) | Not enough data | 
| **AI Text Summarization** | 7.0 (202 reviews) | Not enough data | 
| **AI Text-to-Image** | 6.7 (198 reviews) | Not enough data | 
| **AI Text-to-Speech** | 6.6 (194 reviews) | Not enough data | 
| **AI Image-to-Text** | 6.6 (194 reviews) | Not enough data | 

#### Agentic AI - Online Appointment Scheduling

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Autonomous Task Execution** | 7.2 (16 reviews) | Not enough data | 
| **Multi-step Planning** | 7.2 (16 reviews) | Not enough data | 
| **Natural Language Interaction** | 6.6 (16 reviews) | Not enough data | 

### Business Scheduling

| Product | Score | Reviews |
|---|---|---|
| **Calendly** | 8.6/10 | 674 |
| **Sign In App** | N/A | N/A |

#### Integrations

| Feature | Calendly | Sign In App | 
|---|---|---|
| **MS Teams Integration** | 8.1 (363 reviews) | Not enough data | 
| **Email Integration** | 9.2 (520 reviews) | Not enough data | 
| **Zoom Integration** | 9.1 (493 reviews) | Not enough data | 
| **Google Meet Integration** | 8.6 (408 reviews) | Not enough data | 
| **Salesforce Integration** | 7.7 (348 reviews) | Not enough data | 

#### Branding & Customizatio

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Custom Booking Page** | 9.0 (514 reviews) | Not enough data | 
| **Personalized Links** | 9.2 (503 reviews) | Not enough data | 
| **Personalized Web Embed** | 8.7 (406 reviews) | Not enough data | 

#### Automatic Rules & Configurations

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Set Working Hours** | 9.3 (552 reviews) | Not enough data | 
| **Automatic Updates** | 9.1 (510 reviews) | Not enough data | 
| **Buffer Times** | 9.1 (490 reviews) | Not enough data | 

#### Agentic AI - Business Scheduling

| Feature | Calendly | Sign In App | 
|---|---|---|
| **Autonomous Task Execution** | 7.2 (31 reviews) | Not enough data | 
| **Multi-step Planning** | 7.6 (30 reviews) | Not enough data | 

### Recruiting

| Product | Score | Reviews |
|---|---|---|
| **Calendly** | N/A | N/A |
| **Sign In App** | N/A | N/A |

#### Generative AI

| Feature | Calendly | Sign In App | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 

---
## Categories

**Unique to Calendly (5):** [Business Scheduling Software](https://www.g2.com/categories/business-scheduling), [Lead-to-Account Matching and Routing Software](https://www.g2.com/categories/lead-to-account-matching-and-routing), [Interview Scheduling Software](https://www.g2.com/categories/interview-scheduling), [Online Appointment Scheduling Software](https://www.g2.com/categories/online-appointment-scheduling), [Calendar Software](https://www.g2.com/categories/calendar-software)

**Unique to Sign In App (1):** [Visitor Management Software](https://www.g2.com/categories/visitor-management)


---
## Reviewer Demographics

### By Company Size

| Segment | Calendly | Sign In App | 
|---|---|---|
| **Small-Business** | 61.3% | 84.2% | 
| **Mid-Market** | 28.9% | 12.2% | 
| **Enterprise** | 9.7% | 3.6% | 

### By Industry

#### Calendly

- **Computer Software:** 12.0%
- **Information Technology and Services:** 9.1%
- **Marketing and Advertising:** 8.2%
- **Financial Services:** 6.3%
- **Education Management:** 5.6%
- **Higher Education:** 3.7%
- **Staffing and Recruiting:** 3.7%
- **Professional Training & Coaching:** 3.0%
- **Management Consulting:** 2.8%
- **Health, Wellness and Fitness:** 2.5%
- **Other:** 43.1%

#### Sign In App

- **Health, Wellness and Fitness:** 16.7%
- **Education Management:** 9.0%
- **Professional Training & Coaching:** 9.0%
- **Higher Education:** 4.5%
- **Management Consulting:** 3.6%
- **Alternative Medicine:** 3.6%
- **Financial Services:** 3.6%
- **Hospital & Health Care:** 3.2%
- **Music:** 3.2%
- **E-Learning:** 3.2%
- **Other:** 40.3%

---
## Alternatives

### Alternatives to Calendly

- [YouCanBookMe](https://www.g2.com/products/youcanbookme/reviews) — 4.7/5 stars (1934 reviews)
- [Chili Piper](https://www.g2.com/products/chili-piper/reviews) — 4.6/5 stars (736 reviews)
- [Acuity Scheduling](https://www.g2.com/products/acuity-scheduling/reviews) — 4.6/5 stars (410 reviews)
- [GoodTime](https://www.g2.com/products/goodtime/reviews) — 4.4/5 stars (116 reviews)
- [Doodle](https://www.g2.com/products/doodle/reviews) — 4.4/5 stars (2069 reviews)
- [Cirrus Insight](https://www.g2.com/products/cirrus-insight/reviews) — 4.2/5 stars (1510 reviews)
- [OnceHub](https://www.g2.com/products/oncehub/reviews) — 4.4/5 stars (58 reviews)
- [Cronofy](https://www.g2.com/products/cronofy/reviews) — 4.7/5 stars (51 reviews)
- [Setmore](https://www.g2.com/products/setmore/reviews) — 4.5/5 stars (269 reviews)
- [GReminders](https://www.g2.com/products/greminders/reviews) — 4.6/5 stars (696 reviews)

### Alternatives to Sign In App

- [Envoy Visitors](https://www.g2.com/products/envoy-visitors/reviews) — 4.7/5 stars (436 reviews)
- [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56499 reviews)
- [Tactic](https://www.g2.com/products/tactic/reviews) — 4.6/5 stars (555 reviews)
- [VAMS](https://www.g2.com/products/vams/reviews) — 4.7/5 stars (409 reviews)
- [Skedda](https://www.g2.com/products/skedda/reviews) — 4.8/5 stars (284 reviews)
- [FacilityOS](https://www.g2.com/products/facilityos/reviews) — 4.7/5 stars (263 reviews)
- [Joan](https://www.g2.com/products/joan/reviews) — 4.5/5 stars (268 reviews)
- [Wayleadr](https://www.g2.com/products/wayleadr/reviews) — 4.9/5 stars (251 reviews)
- [Qminder](https://www.g2.com/products/qminder/reviews) — 4.6/5 stars (248 reviews)
- [WorkInSync](https://www.g2.com/products/workinsync/reviews) — 4.6/5 stars (249 reviews)

---
## Top Discussions

### Calendly

- Title: [How do you use Calendly free?](https://www.g2.com/discussions/how-do-you-use-calendly-free) — 3 comments
  > **Top comment:** "Calendly free is a great starting point where you can add a link to your email signature to allow people to book your most commonly needed appointments. Or,..."
- Title: [Can a candidate recommend times?](https://www.g2.com/discussions/26721-can-a-candidate-recommend-times) — 3 comments, 1 upvote
  > **Top comment:** "Anthony, I don't think that's possible.  They would have to choose from the dates/times that you set as available on your calendar.  I always tell..."
- Title: [How do you use Calendly to save time and increase your earning potential?](https://www.g2.com/discussions/25910-how-do-you-use-calendly-to-save-time-and-increase-your-earning-potential) — 3 comments, 1 upvote
  > **Top comment:** "It's as easy as not having to go back and forth on scheduling meetings! I have so much more time to work on billable work!"
- Title: [What unique scheduling challenges are being solved by Calendly in professional services and consulting firms?](https://www.g2.com/discussions/what-unique-scheduling-challenges-are-being-solved-by-calendly-in-professional-services-and-consulting-firms) — 2 comments
  > **Top comment:** "Organizing work meetings during the day when the day is full."
- Title: [What is Calendly used for?](https://www.g2.com/discussions/what-is-calendly-used-for) — 2 comments
  > **Top comment:** "The ability to offer on line scheduling for an organization"

### Sign In App

- Title: [Does 10to8 have an app?](https://www.g2.com/discussions/does-10to8-have-an-app) — 1 comment
  > **Top comment:** "Yes I've used it on Android and it works well"
- Title: [What is the best way a returning customer books without having to input all their info?](https://www.g2.com/discussions/12779-what-is-the-best-way-a-returning-customer-books-without-having-to-input-all-their-info) — 1 comment, 1 upvote
  > **Top comment:** "You can make some options non mandatory (email or phone number)"
- Title: [How do I make my business address a default preset instead of having to choose it for each booking?](https://www.g2.com/discussions/12674-how-do-i-make-my-business-address-a-default-preset-instead-of-having-to-choose-it-for-each-booking) — 1 comment, 1 upvote
  > **Top comment:** "I believe this has to do with how you have your services set up, if you do it at your address only it should make it so you don't have to select a location...."
- Title: [Accessing reviews](https://www.g2.com/discussions/12592-accessing-reviews) — 1 comment, 1 upvote
  > **Top comment:** "It's only in the original email that they sent. It is literally my only complaint about their program. I search my email for "Customer Satisfaction Surveys"..."
- Title: [Does 10to8 online booking system integrate with other apps?](https://www.g2.com/discussions/does-10to8-online-booking-system-integrate-with-other-apps) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "10to8 online booking system integrates with over 1,500 apps via Zapier and Microsoft Flow, and thus it fits into your workflows perfectly. These apps include..."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/calendly-vs-sign-in-solutions-sign-in-app)