APIDuck app icon
APIDuck

A full API client in your pocket.

Paste a cURL, pick an environment, send. Built for iPhone and iPad — local-first, no account, no tracking.

REST · WebSocket · GraphQL · Mock Server · Diff

Why APIDuck

Paste a cURL, get a requestClipboard detection turns cURL, URLs, JSON and JWTs into editable requests.
Read responses like a humanFoldable JSON tree, syntax highlighting, timing breakdown, failure analysis.
Environments & secrets{{variables}}, dynamic values, and secrets kept in the system Keychain.
Pro workflowsBatch runs with assertions, a local mock server, response diffing, code generation.
Offline-firstEverything works on-device. iCloud sync between your own devices is optional.
Private by designNo account, no analytics, no ads. Your requests never touch our servers — we don't have any.

Resources