The Best Sales Tax Software in 2026
We researched sales tax software using official websites, including pricing pages, plan tables, and product documentation. Rankings reflect each product’s fit for calculating, collecting, reporting, and filing sales and use tax, with emphasis on value for money and verified features for multijurisdiction businesses.
Our top picks
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Top ranked
RJM Tax Exemption#1 of 258.7/10A human-led US sales tax compliance service — registration, filing and exemption reviews handled by consultants, not software you configure yourself.
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Runner-up
Vertex Sales & Use Tax#2 of 259.2/10A broad sales-tax system for enterprises managing complex, multi-jurisdiction operations.
Pricing on request
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Top-ranked free plan
Numeral#10 of 258.4/10A broad compliance platform with free monitoring and usage-based filing services.
Free plan
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 25 tools, best first
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RJM Tax ExemptionVerified
Best forSellers who'd rather hand sales tax registration and filing to a dedicated consultant than configure a tax engine themselves — especially those untangling an existing compliance problem (unfiled returns, audits, back taxes) that needs a Voluntary Disclosure Agreement.
A human-led US sales tax compliance service — registration, filing and exemption reviews handled by consultants, not software you configure yourself.
8.7/10★★★★☆Visit RJM Tax Exemption -
Best forLarge enterprises with complex tax operations
A broad sales-tax system for enterprises managing complex, multi-jurisdiction operations.
- Nexus monitoring
- Exemption certificates
- Marketplace support
9.2/10★★★★★Visit Vertex -
Best forMature enterprises needing managed compliance
A mature, managed compliance suite for complex, multi-jurisdiction tax operations.
- Exemption certificates
- Marketplace support
- Tax return filing
9.1/10★★★★★Visit Sovos -
Best forHigh-volume businesses needing broad coverage
A broad managed tax platform for businesses that need calculation, filing, and nexus coverage.
- Tax registration
Pricing on request · 30-day trial Our Zamp verdict → Visit ZampFor vendors Sponsor this spot · #4 · $69/mo →9.0/10★★★★☆Visit Zamp -
Best forBroad, multi-state compliance at a published price
A broad tax engine with published per-state plans, filing support, and extensive integrations.
8.8/10★★★★☆Visit Avalara -
Best forFully managed sales-tax compliance
A fully managed option covering calculation, nexus, filing, registration, and exemptions.
- Nexus monitoring
- Exemption certificates
- Marketplace support
8.8/10★★★★☆Visit AccurateTax -
Best forOrganizations needing research and managed returns
A broad sales tax platform for calculation, nexus, returns, research, and managed remittance.
- Nexus monitoring
- Exemption certificates
- Marketplace support
8.7/10★★★★☆Visit CCH SureTax -
Best forSmall businesses wanting low-cost automation
A practical sales tax compliance option for small online businesses that want automation.
- Tax registration
8.6/10★★★★☆Visit TaxJar -
Best forSaaS and eCommerce companies needing automation
Automates indirect tax compliance across calculation, filing, remittance, and reconciliation.
- Tax registration
8.5/10★★★★☆Visit Anrok -
Best forGrowing companies needing free monitoring
A broad compliance platform with free monitoring and usage-based filing services.
- Tax registration
8.4/10★★★★☆Visit Numeral -
Best forStartups wanting a free entry point
A free-entry sales tax platform that scales from nexus monitoring to automated compliance.
- Tax registration
8.3/10★★★★☆Visit Kintsugi -
Best forAffordable automated U.S. sales-tax compliance
A broad U.S. sales-tax compliance platform with automation, integrations, and API access.
- Tax registration
8.2/10★★★★☆Visit TaxCloud -
Best forBusinesses starting with free nexus monitoring
A managed tax platform with free nexus monitoring and paid filing, registration and remittance services.
- Nexus monitoring
- Marketplace support
- Tax return filing
8.1/10★★★★☆Visit Yonda Tax -
Best forAPI-led businesses needing marketplace rules
A tax engine for API-led businesses handling complex jurisdiction and marketplace rules.
- Nexus monitoring
- Exemption certificates
- Marketplace support
8.0/10★★★★☆Visit CereTax -
Best forERP-heavy businesses using an API
A capable API-only choice for multi-state tax operations tied to ERP and finance systems.
- Exemption certificates
- Tax return filing
7.9/10★★★★☆Visit AkuCalc -
Best forSmall international digital businesses
Quaderno combines global tax calculation, filing workflows, invoicing, and integrations.
- Tax registration
7.8/10★★★★☆Visit Quaderno -
Best forInternational VAT and sales-tax workflows
A global indirect-tax platform for registration, calculation, filing, and liability tracking.
- Tax registration
7.7/10★★★★☆Visit Taxually -
Best forCompanies needing broader indirect-tax automation
A broad indirect-tax platform for calculation, registration, filing and recovery.
- Tax registration
7.6/10★★★★☆Visit Sphere -
Best forBusinesses needing simple calculation and nexus tracking
A focused tax automation platform with calculation, nexus, exemption, and API support.
- Nexus monitoring
- Exemption certificates
- Marketplace support
7.5/10★★★★☆Visit Complyt -
Best forBusinesses outsourcing compliance for a few states
A human-reviewed compliance service for businesses managing sales tax in a few states.
- Nexus monitoring
- Marketplace support
- Tax return filing
7.4/10★★★★☆Visit Taxolio -
Best forPOS-based restaurants and retailers
A focused choice for POS merchants that want daily set-asides and automated state filing.
- Tax return filing
7.3/10★★★★☆Visit DAVO -
Best forTeams needing auditable calculation infrastructure
A focused tax engine for reviewable transaction calculations and compliance handoff.
- Marketplace support
7.2/10★★★★☆Visit Prophit.ai -
Best forLow-cost API tax calculation
A low-cost tax API with broad coverage, but not a complete filing and registration service.
- Nexus monitoring
- Exemption certificates
7.1/10★★★★☆Visit ShipVAT -
Best forDevelopers needing core sales-tax calculations
A focused API for sales-tax calculation, transaction operations, and optional filing support.
- Tax return filing
6.8/10★★★☆☆Visit Sovos -
Best forEnterprise return preparation workflows
A strong fit for enterprise teams managing automated, multi-jurisdiction return workflows.
- Tax return filing
6.6/10★★★☆☆Request a demo
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 1 | RJM Tax Exemption | 8.7 | ||
| 2 | Vertex Sales & Use Tax | 9.2 | ||
| 3 | Sovos Sales & Use Tax | 9.1 | ||
| 4 | Zamp | No | 9.0 | |
| 5 | Avalara AvaTax | No | $699/unit/yr | 8.8 |
| 6 | AccurateTax | No | 8.8 | |
| 7 | CCH SureTax | 8.7 | ||
| 8 | TaxJar | No | $419/yr | 8.6 |
| 9 | Anrok | No | $50/unit/mo | 8.5 |
| 10 | Numeral | Yes | $150/unit one-time | 8.4 |
| 11 | Kintsugi | Yes | $75/unit usage-based | 8.3 |
| 12 | TaxCloud | No | 8.2 | |
| 13 | Yonda Tax | Yes | 8.1 | |
| 14 | CereTax | 8.0 | ||
| 15 | AkuCalc | 7.9 | ||
| 16 | Quaderno | No | 7.8 | |
| 17 | Taxually | 7.7 | ||
| 18 | Sphere | No | $100/unit/mo | 7.6 |
| 19 | Complyt | 7.5 | ||
| 20 | Taxolio | No | $99/mo | 7.4 |
| 21 | DAVO Sales Tax | No | 7.3 | |
| 22 | Prophit.ai Sales Tax Engine | No | $99/site/mo | 7.2 |
| 23 | ShipVAT | Yes | $49/mo | 7.1 |
| 24 | Taxify by Sovos | 6.8 | ||
| 25 | ONESOURCE Sales & Use Tax Compliance | 6.6 |
Head-to-head All 26 comparisons →
- Vertex Sales & Use Tax vs Sovos Sales & Use Tax
- Vertex Sales & Use Tax vs Zamp
- Vertex Sales & Use Tax vs Avalara AvaTax
- Vertex Sales & Use Tax vs AccurateTax
- Vertex Sales & Use Tax vs CCH SureTax
- Vertex Sales & Use Tax vs TaxJar
- Vertex Sales & Use Tax vs Anrok
- Sovos Sales & Use Tax vs Zamp
- Sovos Sales & Use Tax vs AccurateTax
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How we rank sales tax software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026
Last updated · How we research and update