Freedom251
For vendors
AdvertiseTop spots, featured rows, home sponsor Get listedAdd a product we don't cover yet Claim a listingFree: verify the domain, then correct your page Vendor dashboardNumbers, orders and placements
Vendor dashboard
No. 13 of 38 ·API clients

Thunder Client

Windows · Mac · Linux · paid plans from $3/mo

Visit site Alternatives

Freedom report

Three barsScore 7.1

  • Free tierA free tier is on its own pricing page
  • Open codeNo open-source code on record
  • Runs widely3 of 6 device platforms
  • DocumentedPlans, terms and facts published

Thunder Client is ranked #13 of 38 in API clients on Freedom251, made by Thunder Client (Ireland (EU)). It runs on Windows, macOS, Linux. There is a free plan. Paid plans start at $3/mo.

Thunder Client plans and pricing

All plans
Free Free Billed monthly Extension · VS Code · Free version limits thunderclient.com · 21 Sept 2026
Starter $3/mo Billed annually 250 collection runs per user monthly · Purchase up to 10 seats · Credit card only thunderclient.com · 21 Sept 2026
Business $7/mo Billed annually 500 collection runs per user monthly · Payment by invoice thunderclient.com · 21 Sept 2026
Enterprise $16/mo Billed annually Unlimited collection runs · Offline activation thunderclient.com · 21 Sept 2026

Compared on API clients

Free plan
Yes
Paid from
$3/user/mo

Best Thunder Client alternatives

See all 12
Two bars Postman Free tier No. 1$9/mo8.1 Two bars Apidog Free tier No. 2$2.25/mo8.1 Two bars SoapUI Free tier No. 3Free8.0 Two bars Insomnia Free tier No. 4$12/mo7.9 Two bars Bruno Free tier No. 5$0.50/mo7.9 Two bars Hoppscotch Free tier No. 6$6/mo7.7