Best Tax Software

Tax software is business software that calculates what an organization owes, files it with the correct authority, and retains the supporting evidence. It maintains the rate lookups, exemptions, and jurisdictional rules that make tax determination impractical to perform manually at scale.

Solutions in this category cover sales tax and VAT compliance, corporate tax, professional tax, freelance tax, and transfer pricing. Organizations evaluate them on integration with billing and accounting systems, exemption handling, adjustments, localization, and filing notifications. Companies benefit from reduced exposure to penalties and automatic adaptation as rates and rules change. Filing calendars no longer depend on an individual remembering a deadline.

Best Tax Software by type

G2 scores products inside each subcategory, against the products they actually compete with. Below are the three highest-scoring products in each type, in the same order as the navigation.

Rank Products Rating Reviews
1
Intuit Lacerte Tax
Intuit Lacerte Tax

Intuit Lacerte Tax is professional tax software for a high volume of complex returns, available as desktop or hosted software built to keep...

Intuit Lacerte Tax is professional tax software for a high volume of complex returns, available as desktop or hosted software built to keep...

4.3/5

187

2 in last year

2
Intuit ProConnect Tax
Intuit ProConnect Tax

Intuit ProConnect Tax connects books, tax, and advisory in one place. Intuit Tax Advisor is built directly in, ready to turn every return into a...

Intuit ProConnect Tax connects books, tax, and advisory in one place. Intuit Tax Advisor is built directly in, ready to turn every return into a...

4.4/5

276

3 in last year

3
Avalara
Avalara

Avalara is the agentic AI leader in global tax and compliance. For more than two decades, Avalara's trusted tax content, deep compliance expertise,...

Avalara is the agentic AI leader in global tax and compliance. For more than two decades, Avalara's trusted tax content, deep compliance expertise,...

4.1/5

926

234 in last year

Showing top 3 of 196 Corporate Tax Software products

No scored products are available for this category yet.

Rank Products Rating Reviews
1
Intuit Lacerte Tax
Intuit Lacerte Tax

Intuit Lacerte Tax is professional tax software for a high volume of complex returns, available as desktop or hosted software built to keep...

Intuit Lacerte Tax is professional tax software for a high volume of complex returns, available as desktop or hosted software built to keep...

4.3/5

187

2 in last year

2
Intuit ProConnect Tax
Intuit ProConnect Tax

Intuit ProConnect Tax connects books, tax, and advisory in one place. Intuit Tax Advisor is built directly in, ready to turn every return into a...

Intuit ProConnect Tax connects books, tax, and advisory in one place. Intuit Tax Advisor is built directly in, ready to turn every return into a...

4.4/5

276

3 in last year

3
Intuit ProSeries Tax
Intuit ProSeries Tax

Intuit ProSeries Tax is built for individual practitioners and small to mid-sized firms who want speed without losing control, at a price that...

Intuit ProSeries Tax is built for individual practitioners and small to mid-sized firms who want speed without losing control, at a price that...

4.3/5

129

45 in last year

Showing top 3 of 107 Professional Tax Software products

Rank Products Rating Reviews
1
Avalara
Avalara

Avalara is the agentic AI leader in global tax and compliance. For more than two decades, Avalara's trusted tax content, deep compliance expertise,...

Avalara is the agentic AI leader in global tax and compliance. For more than two decades, Avalara's trusted tax content, deep compliance expertise,...

4.1/5

926

234 in last year

2
Vertex
Vertex

Vertex is the Decision-to-Defense global indirect tax and compliance company. We help enterprises control indirect tax and compliance with...

Vertex is the Decision-to-Defense global indirect tax and compliance company. We help enterprises control indirect tax and compliance with...

4.4/5

466

154 in last year

3
Anrok
Anrok

Anrok is the AI-native tax infrastructure for global commerce. More than 5,500 users run sales tax and VAT/GST compliance on Anrok across 150+...

Anrok is the AI-native tax infrastructure for global commerce. More than 5,500 users run sales tax and VAT/GST compliance on Anrok across 150+...

4.5/5

308

84 in last year

Showing top 3 of 196 Sales Tax and VAT Compliance Software products

No scored products are available for this category yet.

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Published: 2026-08-25