LectureHelper legal
Subprocessors
Last updated: October 16, 2026
These are the companies that help us run LectureHelper. Each one gets only the information it needs to do its job. See our Privacy Policy for how we protect your data.
1.Our subprocessors
| Company | What it does for LectureHelper | Information it handles | Location |
|---|---|---|---|
| OpenAI | Speech recognition (turns lecture audio into text), summaries, translation | Short audio pieces while you record; lecture text when you ask for a summary or translation; words you look up | USA |
| Railway | Hosting: runs our server and database | Accounts, agreement records, saved lectures, summaries, translations, feedback; technical logs | USA |
| Sign in with Google; web fonts on our pages | Name, email and Google account ID when you sign in; your IP address when your browser loads the fonts | USA | |
| Resend | Email delivery of feedback messages | Your feedback message and the email address you give (optional) | USA |
2.How they handle your data
- OpenAI does not use data sent through its API to train its models.
- According to OpenAI’s published terms, audio sent for speech recognition is not kept by OpenAI.
- Text sent for summaries and translations may be kept by OpenAI for up to 30 days, only to detect abuse.
3.Changes to this list
If we add or change a subprocessor, we will update this page and the date at the top.