Best Professional Tax Software - Page 6

How Many Professional Tax Software Products Does G2 Track?

Total Products under this Category: 152

Category Stats (Nov 2026)

  • Average Rating: 4.66/5 (↑0.01 vs Oct 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Intuit ProSeries Tax (+0.26%) - Among all products in this category, Intuit ProSeries Tax recorded the largest rating increase compared to last month

Last updated: November 10, 2026

How Does G2 Rank Professional Tax Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 1,400+ Authentic Reviews
  • 152+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Professional Tax Software

G2 Grid® for Professional Tax Software plotting products by satisfaction and market presence

Highlighted products: Intuit Lacerte Tax, Intuit ProConnect Tax, Intuit ProSeries Tax, DualEntry, UltraTax CS, CCH ProSystem fx Tax, and Juno Tax.

Underlying data: [Grid® JSON](https://www.g2.com/categories/professional-tax/grids.json?focus%5B%5D=intuit-lacerte-tax&focus%5B%5D=intuit-proconnect-tax&focus%5B%5D=intuit-proseries-tax&focus%5B%5D=dualentry&focus%5B%5D=ultratax-cs&focus%5B%5D=cch-prosystem-fx-tax&focus%5B%5D=juno-tax)

FlyFin

FlyFin is the world's #1 A.I. tax service in the world, built to make taxes effortless for freelancers, self-employed, small business owners & independent contractors. A.I. finds on average $3,700 of additional tax savings in 5 minutes. World-class CPAs with a combined 100+ years of experience file your 1099 taxes. A.I. tracks your business expenses to find every possible tax write-off for your business with 100% accuracy. You also get unlimited 24/7 access to our licensed tax CPAs and IRS-enrolled agents. A.I. never forgets to look for deductions and never misses even the smallest tax write-offs, so you save the most possible. FlyFin is a game changer for freelancers, gig workers, independent contractors, and self-employed workers with 1099 or other self-employed income in the U.S.

Who Is the Company Behind FlyFin?

  • Seller: FlyFin A.I
  • Year Founded: 2020
  • HQ Location: San Francisco, US
  • LinkedIn® Page: www.linkedin.com
    40 employees on LinkedIn®

Form 8621 Calculator

Expat Tax Tools offers specialized software and preparation services to assist individuals with the complexities of IRS Form 8621 related to Passive Foreign Investment Companies (PFICs). Their target clients include foreign citizens living in the U.S. and U.S. citizens living abroad who seek to accurately report their foreign investments without the need for an accountant. The company provides Form 8621 Calculator that simplifies the calculations required for tax filings and also offers training and webinars for a deeper understanding of PFIC regulations. Their main goal is to streamline the tax preparation process and alleviate the challenges associated with PFIC reporting.

Who Is the Company Behind Form 8621 Calculator?

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FreeTaxUSA

FreeTaxUSA is an online tax preparation software designed to assist self-employed individuals in filing their federal and state tax returns efficiently and affordably. It offers a user-friendly platform that accommodates various tax situations, including those involving self-employment income, without additional costs for complex forms. Key Features and Functionality: - Comprehensive Tax Filing: Supports all major tax forms required for self-employed individuals, ensuring accurate and complete returns. - Flat Fee Structure: Provides free federal tax filing and charges a nominal fee per state return, regardless of the complexity of the tax situation. - Optional Support Services: Offers affordable add-ons for enhanced support, including live chat with tax specialists and screen-sharing assistance. - Data Import Capabilities: Allows users to import W-2 forms and prior-year tax returns from other platforms, streamlining the filing process. Primary Value and User Benefits: FreeTaxUSA simplifies the tax filing process for self-employed individuals by providing a cost-effective solution that handles complex tax scenarios without escalating fees. Its straightforward interface and optional support services cater to users seeking both autonomy and assistance, ensuring accurate and timely tax submissions. By offering a flat fee model, it eliminates the financial burden often associated with self-employment tax filing, making it an attractive choice for freelancers, contractors, and small business owners.

Average Rating: 4.8/5.0

Total Reviews: 3

Who Is the Company Behind FreeTaxUSA?

Who Uses This Product?

  • Company Size: 100% Small, 33% Large

What Are Recent G2 Reviews of FreeTaxUSA?

Gambling Tax

Gambling Tax is tax compliance software that automates the collection, matching, and reconciliation of W-2Gs, 1099s, sportsbook and casino statements, IRS transcripts, and bank records into audit-ready workpapers. The system identifies duplicates, gaps, missing months, and audit risks before preparers review files. Clients sign Form 8821 to release IRS transcripts, which are processed alongside matched statements, enabling preparers to finalize one complete workpaper. The software applies consistent tax rules, separating taxable gambling income from phantom income subject to loss limitations. Deliverables include organized source documents, W-2G totals tied to win/loss statements, transcript cross-checks, findings with documentation, and audit trails. The platform processes documents automatically after initial client authorization and transcript upload. Flat per-season pricing structures support high-volume client management.

Who Is the Company Behind Gambling Tax?

IFTAflow

IFTAflow is IFTA quarterly fuel tax software built for accounting firms, permit services and IFTA service providers that prepare returns for many trucking carriers. It runs the whole quarter in one workflow: request data from every carrier, import fuel card and ELD exports, catch missing miles and fuel before filing, calculate fleet MPG and tax by state automatically, get client approval, and keep an audit-ready archive. One board shows every client's deadline, status and open exceptions, with unlimited carriers in one workspace. Includes a demo workspace with sample carriers and a 7-day free trial.

Who Is the Company Behind IFTAflow?

  • Seller: IFTAflow
  • Year Founded: 2026
  • HQ Location: Sarasota, Florida, United States
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Innovative Consultants Tax Software

Innovative Consultants provides cloud-based tax preparation software designed to help tax professionals manage and grow their tax businesses. Our platform offers unlimited e-filing, electronic signatures, remote management, a branded mobile app, bank products, software training, and unlimited technical support. Whether you operate independently or manage a growing tax office, our goal is to provide the tools and support you need to work efficiently and serve your clients. Schedule a personalized demo to explore our software and discover how Innovative Consultants can support your business.

Who Is the Company Behind Innovative Consultants Tax Software?

Investaxes

Investaxes is a cryptocurrency tax reporting and compliance software platform that helps cryptocurrency exchanges, fintech companies, financial institutions, and individual investors calculate, understand, and report their crypto taxes. **Country-specific cryptocurrency tax reporting** Unlike generic crypto tax calculators, Investaxes is designed around the tax legislation of each country. Rather than providing a universal report that users must interpret themselves, the platform generates localized tax reports and step-by-step filing instructions adapted to each jurisdiction's requirements. Investaxes launched in Spain and is expanding internationally in 2026, developing dedicated tax solutions for additional countries. **Comprehensive tax reporting for Spain** For Spanish taxpayers, Investaxes automates cryptocurrency tax calculations and generates reports covering: - Personal Income Tax (IRPF), including capital gains, losses, and other taxable cryptocurrency income. - Wealth Tax (Impuesto sobre el Patrimonio), including cryptocurrency holdings and valuations. - Form 721 (Modelo 721), for reporting cryptocurrency holdings on foreign platforms when legally required. The platform also provides step-by-step guidance showing users where to enter their results in the Spanish Tax Agency's official Renta Web system. **Advanced cryptocurrency transaction processing** Investaxes reconstructs transaction histories across cryptocurrency exchanges and wallets, applying the appropriate tax calculation methods, including FIFO where required. It supports spot trading, futures, staking, airdrops, and complex cryptocurrency transactions. Users can consolidate their cryptocurrency activity, review portfolio balances, identify transaction inconsistencies, and generate tax-ready reports. An integrated AI assistant helps users understand their data and identify issues that may require attention. **B2B tax reporting and exchange integrations** Investaxes enables cryptocurrency exchanges, fintech platforms, and financial institutions to integrate automated tax reporting into their customer offerings. Through B2B integrations, financial platforms can provide customers with locally adapted cryptocurrency tax reports, reducing manual reporting work and helping users understand their tax obligations. Investaxes already operates a production integration with Criptan, demonstrating how cryptocurrency platforms can offer tax reporting services to

Who Is the Company Behind Investaxes?

IRIS Elements

IRIS Elements is a cloud-native platform designed for accountants, bookkeepers and growing accountancy firms that want to manage client work, compliance and practice operations from a single connected system. Bringing together tax preparation, accounts production, AML, practice management, workflow management and client onboarding within one platform, IRIS Elements gives firms one shared client record and a single source of truth across the practice. This helps reduce duplication, improve visibility and eliminate the inefficiencies that come from managing multiple disconnected systems. Built specifically for UK accountancy professionals, IRIS Elements supports tax and compliance workflows while providing the flexibility of secure cloud access from anywhere. Firms can start with the functionality they need today and add additional modules as their practice grows. Whether you're a sole practitioner looking to simplify operations or a growing practice seeking greater efficiency and scalability, IRIS Elements helps you spend less time on administration and more time delivering value to clients. Ideal Customer Profile IRIS Elements is ideal for: Sole Practitioners and Independent Accountants Looking for affordable cloud software that simplifies compliance, reduces administration and supports flexible working. Small and Medium-Sized Accountancy Firms Seeking a connected platform to manage tax, accounts, compliance and practice workflows from one place. Growing Practices Needing scalable software that can expand as client numbers, services and teams grow. Firms Migrating from Legacy Systems Replacing Taxfiler, Keytime, PTP or other desktop and standalone systems with a modern cloud platform. Compliance-Focused Practices Wanting integrated AML, tax and accounts production capabilities with one shared client record and centralised workflows. Top 10 Features 1. One Shared Client Record Maintain a single source of truth across tax, accounts, compliance and practice management. 2. Tax Preparation Prepare and file personal, partnership, corporation and trust tax returns. 3. Accounts Production Produce statutory accounts efficiently and accurately. 4. Practice Management Manage jobs, deadlines, workflows and client relationships from one platform. 5. AML Compliance Streamline identity checks, onboarding and risk management processes. 6. Workflow Automation Reduce repetitive administration and standardise practice processes. 7. Modular Platform Start with what you need and add additional capabilities as your practice evolves. 8. Secure Cloud Access Access client information securely from anywhere. 9. MTD-Ready Technology Support Making Tax Digital requirements with built-in functionality. 10. Integrated Practice Ecosystem Connect core accounting workflows without relying on multiple standalone systems. Problems Solved We waste time switching between systems IRIS Elements combines tax, accounts production, AML and practice management within one connected platform. Customers report significant benefits from replacing multiple standalone tools with a single shared environment. Customer proof point: Power Accountants adopted IRIS Elements specifically to remove duplicated client records and bring their tax, AML and practice management workflows into one platform. The firm cites having "one database for all our information" as a key advantage. We are worried about migrating to new software Moving systems can be daunting, but IRIS Elements is designed to support smooth migrations from legacy platforms. Customer proof points: Darroch Accountancy migrated almost 200 clients from Taxfiler and completed the transition in approximately half a day, with no meaningful disruption to operations. Louisa Burton described her migration from Taxfiler as "incredibly easy" and reported moving all data without complications. JDS Roberts successfully moved from Keytime to IRIS Elements and quickly realised lower costs, improved functionality and a more modern user experience. We want to work from anywhere Cloud-based access enables accountants to work securely wherever business takes them. Customer proof points: Michael Alinek, who manages more than 100 clients, now works from anywhere in the world using IRIS Elements and reports significant improvements in flexibility, time savings and work-life balance. JDS Roberts credits cloud access for enabling secure remote working and eliminating concerns around backups and hardware failures. Rebecca Williams selected IRIS Elements specifically to support a paperless, remote-first practice capable of growing without geographic restrictions. We need to save time and improve efficiency IRIS Elements helps firms automate administration, streamline workflows and reduce manual tasks. Customer proof points: Rebecca Williams estimates she saves approximately one week every month through the efficiencies delivered by IRIS Elements and saves additional onboarding time whenever new team members join the practice. Michael Alinek reports saving hours of administration time each week through automation and cloud working capabilities. Nordens Chartered Accountants uses IRIS Elements Financial Performance Review to save approximately 50 hours per month while delivering more effective advisory conversations with clients. We want a platform that grows with our practice IRIS Elements is designed to support firms as they expand services and add new functionality. Customer proof points: Louisa Burton adopted AML after moving to IRIS Elements and plans to expand further with Proposal Manager, citing the flexibility and scalability of the platform as a major benefit. Rebecca Williams selected IRIS Elements specifically because it could support future staff growth and evolving client requirements. Why Choose IRIS Elements One Platform Instead of Many Manage tax, accounts, compliance, AML and practice management from a connected platform with one shared client record. This reduces complexity, duplication and administrative overhead. Proven Migration Success Customers migrating from Taxfiler, Keytime and PTP consistently report smooth onboarding experiences, low disruption and rapid time-to-value. Cloud-Native Flexibility Access your practice securely from anywhere and support modern, flexible ways of working. Designed Around Accountants IRIS Elements is built specifically for UK accountants and bookkeepers, helping practices remain compliant while improving efficiency and service delivery. Built to Scale Add new modules and capabilities as your business evolves, helping future-proof your practice. Customer Success Migration Completed in Half a Day "I'm really happy I migrated over, and I'd highly recommend IRIS Elements." – Nicola Darroch, Darroch Accountancy Work From Anywhere "The ability to access my work from wherever I am in the world is super handy." – Jamie Roberts, JDS Roberts More Time for Higher-Value Work Nordens Chartered Accountants uses IRIS Elements Financial Performance Review to save approximately 50 hours per month while helping clients better understand business performance. One Shared Client Record Power Accountants uses IRIS Elements as its central system, enabling the team to work from one shared database while reducing duplication and improving consistency. Flexibility and Growth Rebecca Williams reports saving approximately one week per month while building a scalable, paperless accounting practice supported by IRIS Elements. Additional IRIS Accountancy Credibility - Nephos Group reduced onboarding workflows from 53 steps to 12 and reported significant efficiency gains after moving to IRIS Accountancy Suite. - AJ Wheeler highlights the value of integrated modules, intuitive workflows and long-term trust in IRIS software. - Morgan Griffiths LLP modernised billing and reduced credit control effort from half a day per week to virtually nothing using IRIS technology. - Thompson Taraz Rand uses IRIS solutions to support MTD readiness, client management and digital transformation.

Who Is the Company Behind IRIS Elements?

  • Seller: IRIS Software Group
  • Company Website:
  • Year Founded: 1978
  • HQ Location: Slough, United Kingdom
  • LinkedIn® Page: www.linkedin.com
    3,115 employees on LinkedIn®

Keeper

Keeper is a tax platform built for freelancers, independent contractors, 1099 workers, and solopreneurs to maximize tax savings, and minimize tax stress. With Keeper, self-employed workers can track expenses year-round, uncover deductions, get real-time tax estimates, plan for quarterly taxes, and avoid surprise tax bills. Keeper helps you understand what you owe before tax season, so you can make smarter tax decisions throughout the year, not just when it’s time to file. When tax season arrives, Keeper makes it easy to file your personal and business returns. Every return is reviewed by a tax professional for accurate, optimized returns every time, at a fraction of the cost of an accountant. Many Keeper users uncover hundreds or even thousands of dollars in additional tax savings by connecting their accounts and letting Keeper find eligible write-offs and tax saving strategies they might have missed. Try Keeper for free to see how much you could save.

Average Rating: 4.5/5.0

Total Reviews: 3

Who Is the Company Behind Keeper?

  • Seller: Keeper Tax
  • Year Founded: 2019
  • HQ Location: San Francisco, US
  • LinkedIn® Page: www.linkedin.com
    38 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Small, 33% Medium

What Are Recent G2 Reviews of Keeper?

Subhransu Sahu
SS
Researched and written by Subhransu Sahu
Updated October 3, 2024