Side by side
Sigma Files vs SimpleVAT
Both stand on tax compliance software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid Web
Sigma Files combines nexus review, permit registration, and automated return filing in one service. Its monthly plans scale by state count, while registration is charged separately per state.
Visit Sigma Files
Paid APIWeb
SimpleVAT combines VAT reporting, invoicing, validation, and ecommerce connections in a web and API service. Compare the monthly order limits and additional Pro fees with your expected volume before choosing a plan.
Visit SimpleVATThe facts
| Sigma Files | SimpleVAT | |
|---|---|---|
| Free plan | No | No |
| Open source | Not published | Not published |
| Runs on | Web | API, Web |
| Lowest paid plan | Essential: $24.90 a month | SimpleVAT Lite: €25 a month |
| Plans published | 5 | 2 |
| Maker | Not published | SimpleVAT |
| Website | sigmafiles.com | simplevat.eu |
| On tax compliance software | #86 of 105 | #82 of 105 |
Sigma Files: what it does well
- Covers all 50 US states
- Handles registration and ongoing returns
- AI checks filings against updated state data
- Dashboard stores confirmations and filing records
- Reviews state flags with customers
What to know first
- Ongoing filing requires prior state registration
- Coverage is limited by plan
- Registration costs $149 per state
- No free plan
SimpleVAT: what it does well
- Checks VAT numbers through VIES in real time
- Reports cover OSS, IOSS, and Bulgarian filings
- Connects with eight named marketplaces
- Exports to QuickBooks, Xero, and Sage
- Supports custom integrations through a REST API
What to know first
- No free plan
- Lite is limited to 60 orders monthly
- Pro adds fees beyond 5000 orders
Alternatives to Sigma Files Alternatives to SimpleVAT The whole list