Vela vs Flo
Vela stores your cycle data on your iPhone and encrypts anything you sync so that we cannot read it. Flo stores your data on its servers.
| Vela | Flo | |
|---|---|---|
| Where your logs live | Your iPhone | Flo's servers |
| Account | Not required | Account by default. Anonymous Mode removes the link to your email. |
| End-to-end encrypted sync | Yes. We cannot read it. | No |
| Regulatory or research findings | None | FTC order in 2021 over sharing health data with Facebook and Google |
Choose Vela if
- You want your logs to stay on your phone
- You do not want to create an account
- You would rather pay once than subscribe
Choose Flo if
- You need Android today. Vela for Android is coming soon.
- You want week-by-week pregnancy tracking and a community
Moving over? Vela imports your Flo history.
Sources: FTC, June 2021 , Wikipedia: Flo (app) . Checked October 2026.