Subprocessors
Last updated: May 15, 2026
This transparency page lists providers confirmed from the current implementation. Apple / iOS Shortcuts is treated as a user-device integration, not a LingoFlow subprocessor.
| Provider | Purpose | Data processed | Notes |
|---|---|---|---|
| Google Cloud / Cloud Run | Backend API hosting and audio processing | Authenticated requests, audio/text payloads needed for processing, operational metadata | Confirmed from deployment docs and hosting rewrites. |
| Firebase Hosting | PWA and marketing hosting | HTTP request metadata and static assets | Confirmed from Firebase Hosting configuration. |
| Firebase Authentication | User login and API authorization | Email address and authentication identifiers | Confirmed from Firebase SDK and backend verification. |
| Firestore | Application data, jobs, usage, quota, settings | Job status, transcripts, translations, summaries, quota metadata, user settings where used | Confirmed from backend collections. |
| Google Cloud Storage | Recording and upload storage | Recorded audio and uploaded audio where storage-backed paths are used | Under verification: production bucket lifecycle policy. |
| OpenAI | Realtime transcription/translation, audio transcription, translation, summaries | Audio, transcript text, translation text, summary prompts, glossary context needed for processing | OpenAI states API data is not used for training unless explicitly opted in. |
| Stripe | Payments, subscriptions, billing portal, webhooks | Billing identifiers, customer email, subscription/payment metadata | LingoFlow does not directly store card numbers. |
| Google Analytics | Product analytics and page interaction measurement | Aggregated interaction events and device/browser metadata | Configured not to send audio, transcript, translation, or summary content. |