What "reset" means for an iPhone app
Resetting an app means clearing out all the data it has stored on your phone — your login information, saved preferences, cached files, and any content you downloaded within the app. After a reset, the app behaves as though you just installed it for the first time. You will need to log back in and set your preferences again.
This is different from deleting the app entirely. When you delete an app, you remove the program itself. When you reset an app, you keep the program but erase everything it remembers about how you use it.
Most people reset an app when it stops working properly, when they want to start fresh with their settings, or when they are about to sell or give away their phone and want to remove their personal data from specific apps.
Key Takeaways
- iPhone does not have a built-in "reset app" button — you clear app data by offloading the app or deleting and reinstalling it.
- Offloading an app removes the program but keeps your documents and data, so you can reinstall it without losing everything.
- Deleting and reinstalling an app removes all stored data, login information, and cached files, giving you a completely fresh start.
- Before you reset any app, check whether it syncs to the cloud — resetting a cloud-synced app may not erase data on other devices.
Offloading an app (keeps your data)
The gentler way to reset an app on iPhone is to offload it. Offloading removes the app program from your phone but keeps your documents, data, and settings stored on your device. When you reinstall the app later, it picks up where it left off.
To offload an app, go to Settings > General > iPhone Storage. Scroll down and tap the app you want to offload. Tap Offload App, then confirm by tapping Offload App again. The app disappears from your home screen, but the data stays on your phone.
To bring the app back, open the App Store, search for the app by name, and tap the cloud icon with a read arrow. The app reinstalls with all your previous settings and information intact. This method works well when an app is glitchy but you do not want to lose your saved progress or preferences.
Deleting and reinstalling an app (clears everything)
If you want to erase all traces of an app from your phone — including login credentials, cached files, and saved data — delete it and reinstall it fresh. This is a true reset.
To delete an app, press and hold the app icon on your home screen until a menu appears. Tap Remove App, then tap Remove from Home Screen or Delete App. If you choose Delete App, a confirmation screen asks whether you want to keep or delete the app data. Tap Delete to remove everything.
After deletion, open the App Store, search for the app, and tap the cloud icon to reinstall it. The app will open as a fresh installation. You will need to log in again and rebuild any custom settings.
Clearing an app's cache without deleting it
Some apps let you clear their cache (temporary files and data) directly within the app's own settings, without deleting the app itself. This is the lightest touch — it can fix performance problems without erasing your login or preferences.
Open the app and look for Settings, Preferences, or Account in the menu. Many apps have a Clear Cache, Clear Data, or Storage option. Tap it and confirm. The app stays on your phone and you stay logged in, but temporary files are removed.
Not every app offers this option. If you cannot find it in the app itself, offloading or deleting and reinstalling are your other choices.
What happens to cloud-synced data when you reset an app
If an app syncs your data to the cloud — like Gmail, iCloud, or Dropbox — resetting the app on your iPhone does not erase that cloud data. When you log back in, your information reappears because it lives on the company's servers, not just on your phone.
This is helpful if you want a fresh start on your iPhone but need your data on other devices. However, if the app stores data only locally (on your phone), resetting it will erase that data permanently. Before you reset, check the app's settings or help section to understand where your data actually lives.
When to offload versus when to fully delete
Use offload when the app is misbehaving but you want to keep your settings and saved content. Offloading is also useful when you need storage space quickly — it frees up room while preserving your data.
Use delete and reinstall when you want to remove all personal information before selling your phone, when an app is severely broken and offloading did not help, or when you want to start completely fresh with new settings and a new login. This method also works if you suspect an app has corrupted data that is causing problems.
If you are just trying to fix a slow or frozen app, offload first. It solves most problems and takes less time than a full delete and reinstall.
Frequently Asked Questions
Will resetting an app delete my account?
No. Resetting an app clears data stored on your phone, but your actual account lives on the company's servers. When you log back in with your username and password, your account is still there. You will not lose your account, but you will need to enter your login information again.
Can I undo a reset if I deleted the app by mistake?
If you deleted the app and its data, that data is gone from your phone. However, if the app syncs to the cloud, you may be able to recover it by logging back in after reinstalling. If the app stored data only locally, it cannot be recovered from your iPhone.
Does resetting an app free up storage space?
Deleting an app frees up space. Offloading an app also frees up space because it removes the program file, even though your data stays on the phone. Clearing cache within an app frees up a small amount of space, but usually not much.
What if an app still does not work after I reset it?
If offloading and reinstalling did not fix the problem, try restarting your iPhone. Press and hold the power button and volume button together until the power-off slider appears, then slide to power off. Wait 10 seconds and turn it back on. If the app still fails, the problem may be with the app itself or your internet connection, not your phone.