Best Fosti Alternatives in 2026
Updated
20 platforms from tax compliance software ranked against Fosti on the same published basis.
- 1Fosti vs Zamp
- 2Fosti vs LOVAT
- 3Fosti vs Avalara AvaTax
- 4Fosti vs Kintsugi
- 5Fosti vs Stripe Tax
- 6Fosti vs Sovos Sales & Use Tax
- 7Fosti vs Sovos Tax Determination
- 8Fosti vs Taxually
- 9Fosti vs ONESOURCE Indirect Compliance
- 10Fosti vs Sovos VAT Compliance
- 11Fosti vs Vertex VAT Compliance
- 12Fosti vs Vertex Cloud Indirect Tax
- 13Fosti vs Anrok
- 14Fosti vs TaxCloud
- 15Fosti vs TaxJar
- 16Fosti vs Numeral
- 17Fosti vs Tax1099
- 18Fosti vs Avalara Returns
- 19Fosti vs Avalara VAT Reporting
- 20Fosti vs Tax Series
Fosti alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Zamp | 8.7 | Free plan | Free | API |
| 2 | LOVAT | 8.7 | Free plan | €27/mo | Android, API, iOS, Web |
| 3 | Avalara AvaTax | 8.4 | No | $58.25/mo | API, Web |
| 4 | Kintsugi | 8.4 | Free plan | $75/mo | API |
| 5 | Stripe Tax | 8.2 | No | API | |
| 6 | Sovos Sales & Use Tax | 8.2 | API, Web | ||
| 7 | Sovos Tax Determination | 8.2 | API, Web | ||
| 8 | Taxually | 8.2 | €12.50/mo | API, Web | |
| 9 | ONESOURCE Indirect Compliance | 8.1 | API | ||
| 10 | Sovos VAT Compliance | 8.1 | API, Web | ||
| 11 | Vertex VAT Compliance | 8.1 | API, Web | ||
| 12 | Vertex Cloud Indirect Tax | 8.0 | API | ||
| 13 | Anrok | 8.0 | No | $50/mo | API |
| 14 | TaxCloud | 8.0 | API | ||
| 15 | TaxJar | 8.0 | No | $34.92/mo | API |
| 16 | Numeral | 8.0 | API | ||
| 17 | Tax1099 | 8.0 | Free plan | $20.75/mo | API, Web |
| 18 | Avalara Returns | 7.9 | No | $69/mo | API |
| 19 | Avalara VAT Reporting | 7.9 | API, Web | ||
| 20 | Tax Series | 7.9 | API, Web |
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Questions about Fosti alternatives
What is the best alternative to Fosti?
Zamp, number 1 in tax compliance software with a score of 8.7 out of 10. The others here: LOVAT, Avalara AvaTax, Kintsugi and 16 more.
What is the best free alternative to Fosti?
Zamp is the best-ranked alternative with a free plan. 4 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.