Install the app
Castalio installs on your phone without going through the app stores.
iPhone and iPad
- Open Castalio in Safari
- Tap the Share button
- Choose "Add to Home Screen"
- Tap Add
Android
- Open Castalio in Chrome
- Tap the ⋮ menu
- Choose "Install app"
- Confirm
Android app (APK)
A native Android app downloadable from this site is planned. Meanwhile, the installation above offers the same experience.