Best API Testing · FREE
Best free API Testing (2026)
6 api testing that offer a genuine free plan, ranked by entry price. Every figure links to the public page it was captured from — the vendor's own wherever the vendor publishes the number, otherwise the named public source — with the date we captured it.
Key takeaways
- Cheapest: Apidog at $0/mo.
- Qualifying: Apidog, Bruno, Hoppscotch, Insomnia, Postman, Testfully.
- Data current through: 2026-09-02. STALE marks a row with at least one plan we have not re-checked at its source in over 30 days. 1 of 6 rows below is marked.
Comparison
| # | API Testing | Entry price | Free | HIPAA | SOC 2 | Best for | Source |
|---|---|---|---|---|---|---|---|
| 1 | Apidog | $0/mo | Yes | — | — | small teams on a budget | apidog.com |
| 2 | Bruno | $0/mo | Yes | — | — | privacy-first teams | usebruno.com |
| 3 | Hoppscotch STALE · 2026-06-18 | $0/mo | Yes | — | — | open-source advocates | hoppscotch.com |
| 4 | Insomnia | $0/mo | Yes | — | Yes | security-conscious teams | insomnia.rest |
| 5 | Postman | $0/mo | Yes | Yes | Yes | enterprise API governance | postman.com |
| 6 | Testfully | $0/mo | Yes | Yes | Yes | healthcare and regulated industries | testfully.io |