How to Localize App Tutorials with Claude
Localize app tutorials with Claude and ToolRouter. Dub walkthrough videos for international users.
Tool
Claude turns tutorial localization into a guided terminal conversation. Share your tutorial videos and Claude helps you identify UI-visible text that should match the dubbed language, cultural references that may not translate, and timing-critical narration that must sync with on-screen actions. Iterate on specific segments until the dubbed tutorial feels native.
Connect ToolRouter to Claude
1Go to Settings → Connectors → Add custom connector
2Enter the details below and click Add
Name
ToolRouterURL
https://api.toolrouter.com/mcp3Done — works on Claude chat, desktop, and mobile
Steps
Once connected (see setup above), use the Audio Dubber tool:
- Ask Claude: "Dub this app tutorial into Japanese using the audio-dubber tool"
- Claude processes dub_audio to translate and sync the narration with screen actions
- Use get_dubbed_audio to retrieve the completed tutorial
- Ask Claude to process the remaining tutorials in your onboarding series
Example Prompt
Try this with Claude using the Audio Dubber tool
Localize our 5-part onboarding tutorial series into Japanese and Korean for our APAC launch.
Tips
- Ensure UI text visible in screenshots matches the dubbed language where possible
- Ask Claude to flag any cultural references that may not translate well
- Dub your App Store preview videos first for immediate conversion impact