Free. No App Store. Works on iPhone and Android. Add it to your home screen and open it like any app.
Your browser doesn't support one-tap install. In Chrome/Edge, open the menu and choose Install app.
iPhone installs only work in Safari, not Chrome or Firefox.
Square with an arrow pointing up — bottom of Safari.
Scroll the share sheet — it's near the bottom.
SideQuest lands on your Home Screen. Open it from there to enable Quest Alerts.
Chrome or Edge supports one-tap install. Other browsers may not.
Three dots in the top-right of Chrome.
Or “Install app” — same thing, different label.
SideQuest installs like a regular app — push alerts on, full-screen experience.