# Nintendo Switch app REST API documentation

> Nintendo Switch app REST API documentation maps the iOS companion app's account and game-service requests, including its embedded Splatoon 2 web app. Based on mitmproxy observation, it provides endpoint blueprints and an ordered account-to-game authentication sequence.

- Type: Documentation
- Targets: App · Protocol · Website
- Category: Protocol analysis tools
- Relationship: Learning resource
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/ZekeSnider/NintendoSwitchRESTAPI>
- Primary source: <https://github.com/ZekeSnider/NintendoSwitchRESTAPI/blob/409b82df5bd6f478bec07fad7362266e11d4c072/readme.md>
- Catalog page: <https://awesomerea.org/resources/nintendo-switch-app-rest-api/>
- Record JSON: <https://awesomerea.org/resources/nintendo-switch-app-rest-api/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/nintendo-switch-app-rest-api/index.md)

## Requirements & limits

- **Scope:** Research used Nintendo Switch app version 1.0.4 on iPhone 7 with iOS 10.3.3 and a US English account.
- **Limits:** The author did not test the Android app and notes possible regional differences.
- **Limits:** The initial login URL generation remained unknown.
- **License:** MIT license.

## Primary sources

1. <https://github.com/ZekeSnider/NintendoSwitchRESTAPI/blob/409b82df5bd6f478bec07fad7362266e11d4c072/readme.md>
2. <https://github.com/ZekeSnider/NintendoSwitchRESTAPI/blob/409b82df5bd6f478bec07fad7362266e11d4c072/NintendoAccountBlueprint.md>

## More in References and learning

- [unifi-inform-protocol](https://awesomerea.org/resources/unifi-inform-protocol/index.md) · Documentation
- [Reverse Engineered UniFi Protocol](https://awesomerea.org/resources/unifi-protocol-reverse-engineering/index.md) · Documentation
- [Decompile-Bench-Eval](https://awesomerea.org/resources/decompile-bench-eval/index.md) · Research
- [Java Decompiler Dataset](https://awesomerea.org/resources/java-decompiler-dataset/index.md) · Research
- [TH-D74-Kenwood - PC RIG control commands](https://awesomerea.org/resources/th-d74-kenwood-control-docs/index.md) · Documentation
- [Diablo II Save File Format](https://awesomerea.org/resources/d2s-format/index.md) · Documentation

## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.