Vela vs Stardust

Vela encrypts anything you sync end to end, so we cannot read it. Stardust stores your data on its servers and withdrew its end-to-end encryption claim in 2022.

Vela Stardust
Where your logs live Your iPhone Stardust's servers
Account Not required Required
End-to-end encrypted sync Yes. We cannot read it. No. The claim was withdrawn in 2022.
Regulatory or research findings None Mozilla research in 2026 found health data shared with an analytics company

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 Stardust if

  • You want cycle tracking tied to moon phases and astrology
Download on the App Store

Sources: TechCrunch, July 2026 , Silicon Republic, 2022 . Checked October 2026.