GITNUXSOFTWARE ADVICE
Business FinanceTop 10 Best Estate Tax Return Software of 2026
How we ranked these tools
Core product claims cross-referenced against official documentation, changelogs, and independent technical reviews.
Analyzed video reviews and hundreds of written evaluations to capture real-world user experiences with each tool.
AI persona simulations modeled how different user types would experience each tool across common use cases and workflows.
Final rankings reviewed and approved by our editorial team with authority to override AI-generated scores based on domain expertise.
Score: Features 40% · Ease 30% · Value 30%
Gitnux may earn a commission through links on this page — this does not influence rankings. Editorial policy
Editor’s top 3 picks
Three quick recommendations before you dive into the full comparison below — each one leads on a different dimension.
CCH Axcess Estate
Powerful diagnostic engine that proactively identifies errors, compliance risks, and optimization opportunities across federal and state returns
Built for large CPA firms and estate planning professionals managing high-value, multifaceted estates requiring precise compliance and e-filing..
Drake Tax
Five-point accuracy guarantee with free penalty protection and reprinting for calculation errors
Built for tax professionals and CPAs who prepare a mix of individual, business, and occasional estate tax returns and prioritize cost savings and reliable support..
ProSeries
Seamless e-filing of Form 706 with built-in error-checking diagnostics and direct IRS transmission.
Built for mid-sized CPA firms and tax professionals who prepare estate tax returns alongside individual and business filings..
Comparison Table
Estate tax return software is a key tool for accuracy and efficiency in managing complex tax filings, and this comparison table breaks down top options like CCH Axcess Estate, UltraTax CS, Lacerte, ProSeries, Drake Tax, and more to help users identify features that fit their needs. By comparing functionality, user experience, and practical utility, the table equips readers with the insights to select software tailored to their practice or client base, ensuring informed decision-making.
| # | Tool | Category | Overall | Features | Ease of Use | Value |
|---|---|---|---|---|---|---|
| 1 | CCH Axcess Estate Specialized cloud-based software for preparing, reviewing, and e-filing complex federal and state estate tax returns like Form 706. | specialized | 9.6/10 | 9.8/10 | 8.7/10 | 9.2/10 |
| 2 | UltraTax CS Professional tax preparation software with robust support for estate and trust returns including detailed Form 706 calculations. | enterprise | 9.1/10 | 9.5/10 | 8.0/10 | 8.4/10 |
| 3 | Lacerte Advanced desktop and online tax software handling intricate estate tax returns and fiduciary filings for CPAs. | enterprise | 8.7/10 | 9.2/10 | 7.8/10 | 8.1/10 |
| 4 | ProSeries Reliable tax preparation tool supporting estate and gift tax returns with efficient workflows for professionals. | enterprise | 8.4/10 | 8.7/10 | 8.2/10 | 8.0/10 |
| 5 | Drake Tax Cost-effective software for preparing estate tax returns including Form 706 with strong e-filing capabilities. | enterprise | 7.8/10 | 7.5/10 | 8.3/10 | 9.1/10 |
| 6 | GoSystem Tax RS Web-based platform for large firms to manage and file estate tax returns collaboratively. | enterprise | 8.1/10 | 8.7/10 | 7.6/10 | 7.2/10 |
| 7 | TaxSlayer Pro Cloud-hosted professional tax software that includes support for estate and fiduciary tax returns. | enterprise | 4.2/10 | 3.0/10 | 7.5/10 | 6.8/10 |
| 8 | TaxWise User-friendly tax prep software from Wolters Kluwer with modules for estate tax compliance. | enterprise | 6.4/10 | 5.8/10 | 8.2/10 | 6.9/10 |
| 9 | EstateExec Online estate settlement platform that automates inventory, accounting, and tax return preparation including Form 706. | specialized | 8.2/10 | 8.7/10 | 8.0/10 | 7.5/10 |
| 10 | TaxAct Professional Affordable professional tax software offering basic support for estate and trust tax returns. | enterprise | 6.8/10 | 6.2/10 | 7.4/10 | 8.3/10 |
Specialized cloud-based software for preparing, reviewing, and e-filing complex federal and state estate tax returns like Form 706.
Professional tax preparation software with robust support for estate and trust returns including detailed Form 706 calculations.
Advanced desktop and online tax software handling intricate estate tax returns and fiduciary filings for CPAs.
Reliable tax preparation tool supporting estate and gift tax returns with efficient workflows for professionals.
Cost-effective software for preparing estate tax returns including Form 706 with strong e-filing capabilities.
Web-based platform for large firms to manage and file estate tax returns collaboratively.
Cloud-hosted professional tax software that includes support for estate and fiduciary tax returns.
User-friendly tax prep software from Wolters Kluwer with modules for estate tax compliance.
Online estate settlement platform that automates inventory, accounting, and tax return preparation including Form 706.
Affordable professional tax software offering basic support for estate and trust tax returns.
CCH Axcess Estate
specializedSpecialized cloud-based software for preparing, reviewing, and e-filing complex federal and state estate tax returns like Form 706.
Powerful diagnostic engine that proactively identifies errors, compliance risks, and optimization opportunities across federal and state returns
CCH Axcess Estate is a premier cloud-based software solution from Wolters Kluwer designed specifically for preparing complex federal estate tax returns (Form 706) and state inheritance tax returns. It automates calculations for valuations, deductions, elections like QTIP, and generational skipping transfers, while providing robust diagnostics to ensure compliance. The platform integrates with the broader CCH Axcess suite for seamless data flow from planning to filing and e-filing capabilities.
Pros
- Comprehensive handling of complex estates with advanced valuation tools and scenario modeling
- Real-time diagnostics and automatic form updates for compliance
- Cloud-based collaboration and integration with CCH Axcess Portal for document management
Cons
- Steep learning curve for users new to professional estate tax software
- High subscription costs tailored to firm size
- Limited customization options for smaller, simpler estates
Best For
Large CPA firms and estate planning professionals managing high-value, multifaceted estates requiring precise compliance and e-filing.
UltraTax CS
enterpriseProfessional tax preparation software with robust support for estate and trust returns including detailed Form 706 calculations.
UltraCalc technology for precise, automated handling of complex estate valuations and apportionments
UltraTax CS, from Thomson Reuters, is a professional-grade tax preparation software suite that excels in handling complex estate tax returns, including Form 706 and related schedules for federal and state filings. It automates intricate calculations for valuations, deductions, and generation-skipping transfers, while integrating with estate planning tools for seamless workflows. Designed for CPAs and tax firms, it offers diagnostics, e-filing, and robust reporting to ensure compliance and accuracy in high-stakes estate matters.
Pros
- Comprehensive Form 706 support with multi-state capabilities
- Powerful diagnostics and error-checking tools
- Seamless integration with CS Professional Suite for trusts and planning
Cons
- Steep learning curve for new users
- High subscription costs
- Limited customization for very niche estate scenarios
Best For
Mid-to-large tax firms and CPAs managing complex, high-value estate tax returns.
Lacerte
enterpriseAdvanced desktop and online tax software handling intricate estate tax returns and fiduciary filings for CPAs.
Advanced estate tax projection and scenario modeling tools for complex asset portfolios
Lacerte by Intuit ProConnect is a comprehensive professional tax preparation software that supports Form 706 estate tax returns alongside individual, business, and fiduciary filings. It provides advanced tools for asset valuation, deduction calculations, and complex estate computations, with automatic updates for changing tax laws. Ideal for tax professionals handling high-volume practices, it integrates seamlessly with QuickBooks and other Intuit products for efficient workflow.
Pros
- Robust estate tax module with precise Form 706 calculations and fiduciary accounting
- Real-time tax law updates and e-filing capabilities
- Strong integration with Intuit ecosystem for streamlined data import
Cons
- Steep learning curve for new users
- High subscription costs for smaller firms
- Interface feels dated compared to modern competitors
Best For
Experienced tax professionals and mid-to-large firms preparing estate tax returns alongside other complex filings.
ProSeries
enterpriseReliable tax preparation tool supporting estate and gift tax returns with efficient workflows for professionals.
Seamless e-filing of Form 706 with built-in error-checking diagnostics and direct IRS transmission.
ProSeries by Intuit ProConnect is a professional-grade tax preparation software that supports the preparation and e-filing of federal estate tax returns (Form 706) along with related schedules for valuations, deductions, and distributions. It provides tools for handling complex estate calculations, asset tracking, and integration with prior-year data. Designed for tax professionals, it streamlines workflows for fiduciary returns while integrating seamlessly with other Intuit products like QuickBooks.
Pros
- Comprehensive support for Form 706 and estate schedules with automated calculations
- Reliable e-filing and IRS-approved diagnostics to minimize errors
- Strong integration with QuickBooks and prior-year data import
Cons
- Steeper learning curve for highly complex estates compared to specialized tools
- Additional modules required for full estate functionality, increasing costs
- Limited advanced estate planning and valuation modeling features
Best For
Mid-sized CPA firms and tax professionals who prepare estate tax returns alongside individual and business filings.
Drake Tax
enterpriseCost-effective software for preparing estate tax returns including Form 706 with strong e-filing capabilities.
Five-point accuracy guarantee with free penalty protection and reprinting for calculation errors
Drake Tax is a comprehensive tax preparation software suite from Drake Software that includes dedicated support for estate tax returns via Form 706 preparation and e-filing. It streamlines data entry for decedents' assets, deductions, and supplemental schedules with integrated calculations and error-checking to ensure compliance. Ideal for tax professionals handling mixed workloads, it integrates estate modules with individual and business return tools for efficient practice management.
Pros
- Affordable unlimited returns pricing model
- 24/7 expert customer support via phone, chat, and email
- Strong accuracy guarantees and e-filing for Form 706
Cons
- Fewer advanced features for highly complex estates compared to specialized tools
- User interface appears somewhat dated
- Limited built-in estate planning and valuation tools
Best For
Tax professionals and CPAs who prepare a mix of individual, business, and occasional estate tax returns and prioritize cost savings and reliable support.
GoSystem Tax RS
enterpriseWeb-based platform for large firms to manage and file estate tax returns collaboratively.
Sophisticated asset appraisal integration and automated portability calculations for Form 706
GoSystem Tax RS from Thomson Reuters is a cloud-based professional tax preparation platform tailored for complex returns, including comprehensive support for estate tax filings like Form 706. It streamlines asset valuation, deduction calculations, portability elections, and multi-state apportionments with integrated worksheets and diagnostics. The software enables electronic filing, collaboration across teams, and integration with Thomson Reuters' ecosystem for planning and practice management.
Pros
- Robust estate tax modules with advanced valuation tools and error diagnostics
- Cloud-based multi-user access for firm-wide collaboration
- Seamless e-filing and integration with Thomson Reuters planners
Cons
- Steep learning curve for new users due to extensive features
- High cost prohibitive for solo practitioners or small firms
- Interface feels dated compared to modern consumer apps
Best For
Mid-to-large accounting firms handling high-volume, complex estate and trust tax returns.
TaxSlayer Pro
enterpriseCloud-hosted professional tax software that includes support for estate and fiduciary tax returns.
Cost-effective e-filing for Form 1041 estate income tax returns
TaxSlayer Pro is a professional tax preparation software primarily focused on income tax returns for individuals, businesses, and entities like estates and trusts via Form 1041. While it excels in handling estate income tax filings, it lacks support for the core federal estate tax return Form 706, making it unsuitable for full estate tax return preparation. It provides e-filing, state support, and diagnostics for supported forms, but estate tax practitioners will need supplemental tools.
Pros
- Affordable pricing for high-volume tax prep
- Strong support for Form 1041 (estate/trust income tax)
- Intuitive interface with diagnostics and e-filing
Cons
- No support for Form 706 estate tax returns
- Limited specialized estate valuation or planning tools
- Requires additional software for comprehensive estate tax needs
Best For
Tax professionals handling estate income tax returns (Form 1041) alongside general income tax work, but not dedicated estate tax filers.
TaxWise
enterpriseUser-friendly tax prep software from Wolters Kluwer with modules for estate tax compliance.
Integrated diagnostics engine that flags errors and suggests fixes in real-time across supported forms including 1041
TaxWise, from Wolters Kluwer, is a tax preparation software suite primarily focused on individual (1040), business, and fiduciary returns like Form 1041 for estates and trusts, with robust federal and state e-filing capabilities. While it handles income tax for estates effectively, it lacks support for Form 706 United States Estate (and Generation-Skipping Transfer) Tax Return, limiting its utility for full estate tax preparation. It's designed for tax professionals seeking an all-in-one solution for general tax prep with some estate income tax functionality.
Pros
- Intuitive interface with drag-and-drop diagnostics
- Strong e-filing and state return integration
- Reliable customer support and training resources
Cons
- No support for Form 706 estate tax returns
- Limited advanced estate valuation and planning tools
- Additional modules can increase costs significantly
Best For
Tax professionals in small to mid-sized firms who prepare Form 1041 fiduciary returns alongside individual and business taxes but do not need full Form 706 estate tax capabilities.
EstateExec
specializedOnline estate settlement platform that automates inventory, accounting, and tax return preparation including Form 706.
End-to-end probate automation integrating tax return prep with asset distribution planning
EstateExec is a cloud-based platform for comprehensive estate settlement, enabling executors, attorneys, and advisors to manage asset inventories, track expenses, and prepare federal estate tax returns (Form 706). It automates complex calculations for valuations, deductions, and distributions while supporting multi-user collaboration. The software generates professional reports and ensures IRS compliance, making it suitable for probate administration beyond just tax filing.
Pros
- All-in-one estate administration with robust Form 706 tax preparation
- Real-time collaboration for teams and beneficiaries
- Automated asset tracking and IRS-compliant reporting
Cons
- Pricing scales with estate size, costly for simple returns
- Steeper learning curve for non-experts
- Limited third-party integrations
Best For
Executors and estate attorneys managing mid-to-complex estates requiring full probate workflow and tax compliance.
TaxAct Professional
enterpriseAffordable professional tax software offering basic support for estate and trust tax returns.
Cost-effective e-filing of Form 706 with built-in error checks and state variations
TaxAct Professional is a tax preparation software suite for professionals that includes support for federal estate tax returns (Form 706), handling valuations, deductions, and schedules for decedents' estates. It integrates with fiduciary income tax returns (Form 1041) for comprehensive estate administration. While reliable for basic estate filings, it lacks some advanced tools found in specialized competitors.
Pros
- Highly affordable pricing compared to specialized estate software
- Supports e-filing for Form 706 and integration with 1041 returns
- Straightforward interface for standard estate calculations
Cons
- Limited advanced valuation and planning diagnostics
- Fewer estate-specific customizations and reports
- Customer support lags behind top-tier competitors
Best For
Budget-conscious tax professionals handling straightforward estate tax returns without complex asset valuations.
Conclusion
After evaluating 10 business finance, CCH Axcess Estate stands out as our overall top pick — it scored highest across our combined criteria of features, ease of use, and value, which is why it sits at #1 in the rankings above.
Use the comparison table and detailed reviews above to validate the fit against your own requirements before committing to a tool.
Tools reviewed
Referenced in the comparison table and product reviews above.
Keep exploring
Comparing two specific tools?
Software Alternatives
See head-to-head software comparisons with feature breakdowns, pricing, and our recommendation for each use case.
Explore software alternatives→In this category
Business Finance alternatives
See side-by-side comparisons of business finance tools and pick the right one for your stack.
Compare business finance tools→FOR SOFTWARE VENDORS
Not on this list? Let’s fix that.
Every month, thousands of decision-makers use Gitnux best-of lists to shortlist their next software purchase. If your tool isn’t ranked here, those buyers can’t find you — and they’re choosing a competitor who is.
Apply for a ListingWHAT LISTED TOOLS GET
Qualified Exposure
Your tool surfaces in front of buyers actively comparing software — not generic traffic.
Editorial Coverage
A dedicated review written by our analysts, independently verified before publication.
High-Authority Backlink
A do-follow link from Gitnux.org — cited in 3,000+ articles across 500+ publications.
Persistent Audience Reach
Listings are refreshed on a fixed cadence, keeping your tool visible as the category evolves.