Best Professional Tax Software - Page 11

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)

X.Tax

X.Tax is online tax filing software for partnerships, S corporations, and C corporations. The software automates tax preparation by combining AI technology with expert support to reduce manual work and minimize errors. As an IRS-authorized electronic filing provider, X.Tax enables submission of business tax returns. The software supports Form 1065, Form 1120-S, and Form 1120. Filing extensions can be submitted through Form 7004 and Form 4868. X.Tax integrates with accounting platforms including QuickBooks and Xero, importing data from spreadsheets or prior-year returns. AI automation maps financial information to the appropriate tax forms, reducing manual data entry. AI-driven validation checks scan returns for errors before submission. Real-time IRS account monitoring alerts users to notices or discrepancies after filing. The cloud-based platform provides secure access from any location. Optional add-ons include audit protection and tax expert review services for additional support.

Who Is the Company Behind X.Tax?

  • Seller: X.TAX
  • Year Founded: 2025
  • HQ Location: Austin, US
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Zottio

Zottio is AI-powered tax software tailored to the Spanish tax system, automating forms like Models 100, 130, 303, and 349 with detailed explanations for every calculation. It processes payroll statements, invoices, and bank certificates to generate tax models ready for submission. The software ensures calculation traceability, linking figures to their source documents, extraction methods, applied rules, and confidence levels. An AI fiscal assistant offers guidance on tax obligations, deductions, deadlines, and model selection, operating 24/7 to answer filing questions. Zottio supports income tax declarations, regional deductions, rental income, donations, VAT filings, and corporate tax submissions, with tools for VAT reconciliation and expense tracking. Tax advisors access a dashboard showing client status, document completeness, deadlines, and risks. Zottio stores data on EU-based servers, ensuring GDPR compliance for security and privacy.

Who Is the Company Behind Zottio?

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