NEW: Bring your app to the next level with Tricks 🪄 our library of 300+ tactics to boost your app growth & UX.
Check it out
App Fuel 30
Opal is a digital mindfulness app to regain control over your phone.
We have covered the
following user flows
(more to come):
Subscribe to our newsletter and get our latest updates in your inbox.
⛽ Thank you for subscribing!
Oops! Something went wrong. Please try again.
Let us know what you think and what you would like to see on App Fuel.
App Fuel is a project by
Contact us at
Follow us on
© 2021 App Fuel