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Plain-language privacy notice, standard German GDPR DPA available on request, self-serve export + delete.

GDPR isn't a checkbox - it's a posture. If you're moving off OpenAI Whisper API because their AVV / DPA is opaque, Sprachmemo is what a clean alternative looks like: subprocessor list of two (Stripe + mail relay), self-serve export + delete from account settings, and a standard German GDPR DPA on request when your procurement team needs one.
If you're building a tool yourself and ship audio to OpenAI's hosted endpoint, Whisper is hard to beat on raw accuracy for English. Sprachmemo is the choice if you don't want to wire transcription yourself, don't want a US data-processor in the loop, and primarily speak German. The two products serve different jobs.
GDPR posture
Three things matter under GDPR for a tool like this: (1) lawful basis for processing, (2) data subject rights (export, delete, port), and (3) the auftragsverarbeitungsvertrag / DPA chain. Sprachmemo treats them as engineering invariants, not legal optics. Lawful basis is the contract you sign with us. Subject rights are self-serve from your account settings - no support ticket required. The subprocessor list has two entries (Stripe + mail relay). A standard German GDPR DPA is available on request from /sales whenever your procurement team needs one - we don't charge for it and don't gate it behind a plan tier. Where OpenAI Whisper API sits on each of these is the rest of this page.
GDPR questions
Free plan, no credit card. We host in Germany. Export + delete are self-serve.
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| Ours Sprachmemo | Theirs OpenAI Whisper API | |
|---|---|---|
Privacy posture | Audio on EU servers, no training | Audio to OpenAI US infra, OpenAI's policy applies |
Surface | Browser app + transcription | API only - you build the UI |
German accuracy (clean studio audio) | Vosk Large: very good | Excellent |
German accuracy (noisy phone audio) | Solid | Strong |
Self-hosted option | We host it - or run the same Vosk yourself | Open-weights Whisper exists, but you have to run it |
Cost for 60 min/month | Free tier covers it | ≈ 0,36 USD via the API (audio only, no UI) |
Cost for 60 hours/month | Basis or Power tier | ≈ 21 USD via the API (audio only) |
Editable transcript + audio archive |