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
1free plans on this page
$6.58/molowest paid tier
5 Oct 2026last checked
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 26 Yaak No phone app RecognisedPhone appDocumentedFree plan 5.9$6.58/mo GraphQL support: Yes
- 27 Chapar No phone app RecognisedPhone appDocumentedFree plan 5.9 GraphQL support: YesgRPC support: YesWebSocket support: No
- 28 WhoisJSON API No phone app RecognisedPhone appDocumentedFree plan 5.8$10/mo
- 29 Refit No phone app RecognisedPhone appDocumentedFree plan 5.6
- 30 Restfox No phone app RecognisedPhone appDocumentedFree plan 5.6 WebSocket support: Yes
- 31 GraphiQL No phone app RecognisedPhone appDocumentedFree plan 5.6 GraphQL support: YesWebSocket support: Yes
- 32 Posting No phone app RecognisedPhone appDocumentedFree plan 5.4 WebSocket support: No
- 33 HTTP Prompt No phone app RecognisedPhone appDocumentedFree plan 5.3
- 34 Restish No phone app RecognisedPhone appDocumentedFree plan 5.2
- 35 Karve No phone app RecognisedPhone appDocumentedFree plan 5.1$39.99/mo GraphQL support: NogRPC support: NoWebSocket support: No
- 36 SPARQLWrapper No phone app RecognisedPhone appDocumentedFree plan 5.1 GraphQL support: NogRPC support: NoWebSocket support: No
- 37 NativeRest No phone app RecognisedPhone appDocumentedFree plan 5.0$199/mo GraphQL support: Yes
- 38 nasapower No phone app RecognisedPhone appDocumentedFree plan 5.0 GraphQL support: NogRPC support: NoWebSocket support: No
Compare all 13 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | GraphQL support | gRPC support |
|---|---|---|---|---|---|---|---|---|
| 26 | Yaak | 5.9 | No | $6.58/mo | Yes | — | Yes | — |
| 27 | Chapar | 5.9 | No | — | Yes | — | Yes | Yes |
| 28 | WhoisJSON API | 5.8 | Free plan | $10/mo | Yes | — | — | — |
| 29 | Refit | 5.6 | No | — | Yes | — | — | — |
| 30 | Restfox | 5.6 | No | — | — | — | — | — |
| 31 | GraphiQL | 5.6 | No | — | Yes | — | Yes | — |
| 32 | Posting | 5.4 | No | — | — | — | — | — |
| 33 | HTTP Prompt | 5.3 | No | — | — | — | — | — |
| 34 | Restish | 5.2 | No | — | Yes | — | — | — |
| 35 | Karve | 5.1 | No | $39.99/mo | No | — | No | No |
| 36 | SPARQLWrapper | 5.1 | No | — | Yes | — | No | No |
| 37 | NativeRest | 5.0 | No | $199/mo | No | — | Yes | — |
| 38 | nasapower | 5.0 | No | — | Yes | — | No | No |
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