The fastest way to add an app to your Apple Watch
Most apps reach your Apple Watch automatically once you install them on your iPhone — you do not need to do anything extra. Open the App Store on your iPhone, find the app you want, and install it there. Within a few minutes, if that app has a Watch version, it will appear on your Watch automatically.
If an app does not show up on your Watch after you have installed it on your iPhone, you can force it to appear by opening the Watch app on your iPhone and turning on the toggle for that specific app. This is the manual step most people need when automatic installation does not happen right away.
Some older apps or very simple apps do not have Watch versions at all, so they will never appear on your Watch no matter what you do. That is normal — not every iPhone app needs a Watch companion.
Key Takeaways
- Installing an app on your iPhone automatically sends it to your Apple Watch if a Watch version exists, usually within a few minutes.
- If an app does not appear on your Watch after installation, open the Watch app on your iPhone and toggle the app on manually.
- You cannot install apps directly on your Watch from the Watch App Store — all installations start from your iPhone.
- Some apps do not have Watch versions and will never appear on your Watch, even if they work perfectly on your iPhone.
- Your Watch needs to be paired with your iPhone and connected to Wi-Fi or Bluetooth for new apps to sync over.
Installing an app on your iPhone first
Open the App Store on your iPhone and search for the app you want. Tap the cloud icon with a down arrow (or the plus sign if you have never installed it before) to download and install it. The app will install on your iPhone first.
Once the installation finishes on your iPhone, the system checks whether that app has a Watch version. If it does, your Watch will receive it automatically over the next few minutes, as long as your Watch is paired with your iPhone and has a network connection. You do not need to open anything on your Watch or do anything else — just wait.
If you are in a hurry and the app has not appeared after five minutes, try putting your Watch on the charger and making sure it is connected to Wi-Fi. Apps sync faster when your Watch has power and a strong connection.
Manually turning on an app in the Watch app
If an app installed on your iPhone but did not automatically appear on your Watch, open the Watch app on your iPhone. Scroll down and tap App Store, then look for the app you installed. You should see it listed with a toggle switch next to it.
Tap the toggle to turn it on. The app will now install on your Watch. This usually takes less than a minute if your Watch is nearby and connected. Once the toggle shows green and says "Show on Apple Watch," the app is ready to use.
If you do not see the app listed in the Watch app at all, that app does not have a Watch version. You can still use it on your iPhone, but it will not work on your Watch.
What to do if an app will not install on your Watch
First, check that your Watch is paired with your iPhone. Open the Watch app on your iPhone, tap General, and look for your Watch name at the top. If it says "Not Paired" or shows a warning symbol, you need to pair them again before apps will sync.
Second, make sure your Watch has enough storage space. Open the Watch app on your iPhone, go to General > About, and look at the storage bar. If it is completely full, delete an app you do not use to make room. Watch storage is limited — typically between 8 and 16 gigabytes depending on your model — so older Watches can fill up quickly.
Third, restart both your iPhone and your Watch. Turn off your iPhone completely, wait ten seconds, and turn it back on. Then restart your Watch by pressing and holding the side button until you see the power-off slider, then slide to power off. Wait ten seconds and press the side button again to turn it back on. After both devices restart, try the installation again.
Installing apps directly from your Watch
Your Apple Watch has its own App Store, but you cannot search for new apps there — you can only manage apps you have already installed on your iPhone. Open the App Store on your Watch by swiping up from the bottom of the screen and tapping the App Store icon, or by saying "Open App Store" to Siri.
From the Watch App Store, you can see which apps you have installed on your iPhone and toggle them on or off for your Watch. You cannot download new apps directly to your Watch. All new app installations must start from your iPhone.
This design exists because your Watch has limited storage and processing power. Letting you install apps only through your iPhone ensures that you get the right version of each app — the one built specifically for your Watch, not just a shrunk-down version of the iPhone app.
Checking which apps have Watch versions
When you are looking at an app in the iPhone App Store, scroll down to the Information section. If the app has a Watch version, you will see a line that says "Offers Apple Watch App" or shows the Apple Watch icon. If you do not see this line, that app does not have a Watch version.
Some popular apps like Messages, Mail, Maps, and Fitness do have Watch versions built in. Many social media apps, banking apps, and productivity tools have Watch versions too, but not all of them. The only way to know for sure is to check the App Store listing on your iPhone.
If an app you want does not have a Watch version yet, you can still use it on your iPhone. Some developers add Watch support later, so check back in a few months if the app is important to you.
Removing apps from your Apple Watch
To remove an app from your Watch without deleting it from your iPhone, open the Watch app on your iPhone. Scroll down to find the app you want to remove, and tap the toggle next to it to turn it off. The app will disappear from your Watch within a few seconds, but it will stay on your iPhone.
If you want to delete the app completely from both your iPhone and your Watch, open the App Store on your iPhone, find the app, and tap your profile icon in the top right corner. Go to Purchased, find the app, swipe left on it, and tap Remove. This removes it from both devices.
You can also delete apps directly from your Watch by pressing and holding an app icon on your Watch home screen, then tapping the trash icon. This only removes it from your Watch — your iPhone copy stays intact.
Frequently Asked Questions
Why did an app I installed on my iPhone not show up on my Watch?
The app probably does not have a Watch version. Check the App Store listing on your iPhone — if it does not say "Offers Apple Watch App," that app only works on your iPhone. You can also open the Watch app on your iPhone and see if the app appears in the list there. If it does not, no Watch version exists.
Can I install apps on my Apple Watch without an iPhone?
No. Your Watch must be paired with an iPhone to install or update any apps. The Watch app on your iPhone is the only way to manage which apps appear on your Watch. You can use your Watch without an iPhone for some basic functions like telling time or using offline workouts, but app installation requires an iPhone connection.
How much storage do apps take up on my Apple Watch?
It varies by app, but most Watch apps are much smaller than their iPhone versions — typically between 5 and 50 megabytes each. Your Watch has limited storage, so if you have an older model or many apps installed, you may need to delete some to make room for new ones. Check your storage in the Watch app under General > About.
What happens to my Watch apps if I unpair my Watch from my iPhone?
All apps will be deleted from your Watch when you unpair it. If you pair the Watch with a different iPhone later, you can reinstall the apps by turning them back on in the Watch app. Your app data may not transfer, depending on the app.
Do I need Wi-Fi on my Watch to install apps?
Your Watch needs either Wi-Fi or a Bluetooth connection to your iPhone to download and install apps. If your Watch is not near your iPhone and does not have Wi-Fi, the installation will wait until one of those connections is available. Putting your Watch on the charger near your iPhone usually speeds up the process.