Head-to-head · Tax Engine Software
ONESOURCE Determination vs Anrok
ONESOURCE Determination leads on 0 checks, Anrok on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreONESOURCE Determination · 9.3/10
- Most featuresONESOURCE Determination · 3 of 4
ONESOURCE Determination scores higher on our rubric for tax engine software: 9.3 against 8.8 out of 10; our editors rank them #2 and #6.
ONESOURCE Determination is the better fit for global enterprises needing maximum tax coverage. Anrok is the better fit for saaS companies needing end-to-end tax automation.
- ONESOURCE Determination fits best
Global enterprises needing maximum tax coverage
- Anrok fits best
SaaS companies needing end-to-end tax automation
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Side by side
| Feature | ONESOURCE Determination 9.3/10 Visit ↗ | Anrok 8.8/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.3 | 8.8 |
| Ranking | #2 in Tax Engine Software | #6 in Tax Engine Software |
| Best for | Global enterprises needing maximum tax coverage | SaaS companies needing end-to-end tax automation |
| Pricing model | Paid | Paid |
| Starting price | Pricing on request | $50/unit/mo |
| Free plan | Not checked yet | — |
| Free trial | — | — |
| Deployment | Cloud | Cloud, Browser extension |
| Platforms | Web | Web |
| Compliance | SOC 2 | SOC 2, GDPR |
| Integrations | 10 integrations | 40+ integrations |
| Built for | Mid-market, Enterprise | Small business, Mid-market, Enterprise |
| Features ONESOURCE Determination 3/4 · Anrok 1/4 | ||
| Real-time calculation | ✓ (best) | Not checked yet |
| API access | Not checked yet | ✓ (best) |
| Commerce connectors | ✓ (best) | Not checked yet |
| Exemption certificates | ✓ (best) | Not checked yet |
| Specs | ||
| Tax jurisdictions | Not checked yet | Not checked yet |
| Transaction limit | Not checked yet | Not checked yet |
| Tax types | Multiple | Not checked yet |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | ONESOURCE Determination is a cloud-based indirect tax engine from Thomson Reuters for growing companies and large corporations. It automates sales, use, GST, VAT, and excise tax calculations across more than 205 countries and territories,… Read the review → |
Designed for software companies, ecommerce businesses, and other commerce teams, Anrok brings indirect tax work into one cloud platform. It monitors tax exposure and nexus, calculates sales tax in real time, supports sales tax and VAT/GST… Read the review → |
Strengths and trade-offs
ONESOURCE Determination — where it wins
- Covers more than 205 countries and territories
- Supports more than 60,000 global tax jurisdictions
- Handles up to 10 million transactions per hour
Where it doesn't
- Pricing requires contacting a sales representative
- Plan-level transaction limits are not published
- Its broad scope may exceed narrower domestic tax needs
Anrok — where it wins
- Automates exposure monitoring, calculation, registration, filing, and remittance
- Connects with billing, ERP, ecommerce, accounting, CRM, and HR systems
- Supports sales tax, VAT, and GST across 150+ countries
Where it doesn't
- No free plan; entry pricing is charged per market per month
- Starter pricing is $100 per market per month for non-eCommerce companies
- Reconciliation and audit-ready reporting are available on the Custom plan
- ONESOURCE Determination9.3/10 · Pricing on request
A high-capacity global tax engine with broad coverage and contact-sales pricing.
Visit siteFull verdict → - Anrok8.8/10 · Paid
End-to-end indirect tax automation for SaaS and commerce teams.
Visit AnrokFull verdict →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update





