Best API Clients in 2026
Updated
38 API clients ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
38ranked
0free plans on this page
$39.99/molowest paid tier
3 Oct 2026last checked
0 of the 13 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | API DashWindows · Mac · Linux · iPhone | One bar | — | — | 4 of 6 | — | 5.8 |
| 27 | RestfoxWeb · Windows · Mac · Linux | One bar | — | — | 4 of 6 | — | 5.7 |
| 28 | RefitWeb · Windows | No signal | — | — | 2 of 6 | — | 5.6 |
| 29 | GraphiQLWeb | No signal | — | — | 1 of 6 | — | 5.4 |
| 30 | PostingWindows · Mac · Linux | One bar | — | — | 3 of 6 | — | 5.4 |
| 31 | curlWindows · Mac · Linux · Android · iPhone | One bar | — | — | 5 of 6 | — | 5.4 |
| 32 | xhWindows · Mac · Linux · Android | One bar | — | — | 4 of 6 | — | 5.3 |
| 33 | RestishWindows · Mac · Linux | One bar | — | — | 3 of 6 | — | 5.3 |
| 34 | HTTP PromptWindows · Mac · Linux | One bar | — | — | 3 of 6 | — | 5.1 |
| 35 | SPARQLWrapperNo platforms listed | One bar | — | — | 0 of 6 | — | 4.9 |
| 36 | NativeRestWindows · Mac · Linux | Two bars | — | — | 3 of 6 | $199/mo | 4.8 |
| 37 | nasapowerNo platforms listed | One bar | — | — | 0 of 6 | — | 4.8 |
| 38 | KarveWindows | One bar | — | — | 1 of 6 | $39.99/mo | 4.7 |
Compare all 13 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | GraphQL support | gRPC support |
|---|---|---|---|---|---|---|---|---|
| 26 | API Dash | 5.8 | No | — | — | — | Yes | No |
| 27 | Restfox | 5.7 | No | — | — | — | — | — |
| 28 | Refit | 5.6 | No | — | Yes | — | — | — |
| 29 | GraphiQL | 5.4 | No | — | Yes | — | Yes | — |
| 30 | Posting | 5.4 | No | — | — | — | — | — |
| 31 | curl | 5.4 | No | — | Yes | — | — | — |
| 32 | xh | 5.3 | No | — | Yes | — | — | — |
| 33 | Restish | 5.3 | No | — | Yes | — | — | — |
| 34 | HTTP Prompt | 5.1 | No | — | — | — | — | — |
| 35 | SPARQLWrapper | 4.9 | No | — | Yes | — | No | No |
| 36 | NativeRest | 4.8 | No | $199/mo | No | — | Yes | — |
| 37 | nasapower | 4.8 | No | — | Yes | — | No | No |
| 38 | Karve | 4.7 | No | $39.99/mo | No | — | No | No |
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