How to Block LINE on iPhone
A Screen Time App Limit blocks LINE under Social, but line.me survives in Safari, and where LINE is the primary messenger, blocking it outright can cut real contact.
Blocking LINE on iPhone means adding a Screen Time App Limit under the Social category, where Apple classifies it. The catch is who's on the other end: in Japan, Taiwan, and Thailand, LINE isn't a side app people doomscroll — it's the default way friends, family, and even businesses reach you, the way WhatsApp works across much of Europe or WeChat works in China, so an all-day block risks cutting off messages that actually matter. Downtime scheduled for specific hours, rather than a permanent limit, usually fits that reality better, and for a lot of readers the real target turns out to be LINE's Timeline feed and LINE Games, not the chat threads themselves.
How do you set a Screen Time limit on LINE?
- Open Settings → Screen Time → App Limits.
- Tap Add Limit, then choose Social — the category LINE falls under in Apple's classification — or search for LINE directly and select just that app.
- Set a time; a low number like 1 minute functions as a hard block rather than a ration.
- Choose which days it applies to.
- Tap Add.
Set a Screen Time passcode under Screen Time → Lock Screen Time Settings, separate from your device passcode, if you haven't already — without one, the limit tends to disappear the moment it's inconvenient, usually right when a chat notification lands.
Why is blocking LINE outright often the wrong move?
For readers outside East and Southeast Asia, LINE can look like just another messenger competing with iMessage and WhatsApp for attention. In Japan, Taiwan, and Thailand it isn't optional the way a feed app is — it's the default line for family group chats, school announcements, and business contact, filling the role WhatsApp plays in Europe and Latin America or WeChat plays in China. An App Limit or Downtime schedule that blocks LINE completely for hours at a stretch risks missing something that actually matters, not just a scroll session. That's the case for treating LINE differently from a pure feed app: schedule Downtime for specific stretches — bedtime, work hours — rather than reaching for an all-day App Limit, and add LINE to the Always Allowed list under Downtime settings if going fully dark on it for a whole day isn't realistic.
Does an App Limit on LINE also block line.me in Safari?
No. An App Limit only recognizes the LINE app icon — opening line.me, LINE's official site, in Safari sidesteps it completely. To close that gap, go to Settings → Screen Time → Content & Privacy Restrictions → Content Restrictions → Web Content, choose Limit Adult Websites, then add line.me under the "Never Allow" list. This only restricts Safari on this iPhone; a different browser or a computer isn't affected.
What's actually pulling your attention inside LINE?
For most people it isn't the one-to-one chat thread. LINE bundles a Timeline/VOOM feed of short videos and friend posts, a LINE NEWS tab of headlines, and a library of casual LINE Games, all sitting one tap from the messages you actually opened the app for — plus sticker-driven group chats, where a single thread of twenty people trading animated stickers back and forth generates far more notifications than any one person messaging you directly. An App Limit can't tell messaging apart from any of that; it blocks or allows the whole app as one unit. If Timeline, LINE NEWS, or Games are the real problem, LINE's own Settings → Notifications lets you turn off alerts for those separately from chat notifications, which is a more surgical fix than blocking LINE itself.
What survives even a correctly set LINE limit?
Desktop and web clients. LINE runs as a full native app on Mac and Windows, signed into the same account, and none of it is touched by iPhone Screen Time — a limit set here does nothing to a laptop open on the same conversations. If most of the actual scrolling happens at a desk rather than in bed, this page is addressing a smaller slice of the habit than it might look like.
What's the most realistic way to handle LINE?
| Approach | What it does | Honest verdict |
|---|---|---|
| Screen Time App Limit on LINE | Blocks the whole app after the set time | Also blocks the messaging that makes LINE essential in Japan, Taiwan, and Thailand — often too blunt |
| Downtime scheduled for set hours | Restricts LINE (and most apps) during chosen hours | Better fit for "no LINE after 11pm" than an all-day block; add LINE to Always Allowed if it needs to stay reachable |
| Turning off Timeline/LINE NEWS/Games notifications in LINE | Removes the non-messaging noise at the source | Doesn't touch messaging at all — the most targeted fix if chats aren't the actual problem |
| Blocking line.me | Closes the Safari loophole on this iPhone | Necessary alongside an App Limit; does nothing for desktop use |
| Conditional unlock (e.g., Step N Scroll) | Keeps LINE locked until a daily step goal, set via Apple Health, is met | Covers the iPhone only; doesn't suit people who need LINE reachable for real contacts, can't walk much, or use Android — there's no Android version |
If LINE is one of several apps splitting attention during the day, the guide on how context switching kills focus covers why switching between something like WhatsApp and LINE costs more focus than either alone. The full list of app guides covers each one specifically.
Can a block on LINE actually fix group-chat overload?
Only the part that isn't messaging. If the real complaint is being pulled in by Timeline, LINE NEWS, or LINE Games between messages, disabling those notifications or scheduling Downtime around them addresses it directly. If the complaint is the group chat itself — a forty-person thread that never stops — no Screen Time setting distinguishes between a notification that's actually addressed to you and one that's just chat noise; muting that specific chat inside LINE targets it more precisely than blocking the whole app, which in Japan, Taiwan, or Thailand risks going quiet on people who expect to reach you there.
FAQ
Does a Screen Time limit on LINE also block line.me in Safari?
No. An App Limit only recognizes the LINE app icon. line.me needs to be added separately under Content & Privacy Restrictions → Content Restrictions → Web Content.
Why shouldn't I just block LINE completely?
In Japan, Taiwan, and Thailand, LINE is the default way family, school, and even businesses reach people — closer to how WhatsApp works across Europe than to a feed app like Instagram. An all-day App Limit risks missing a message that matters; scheduling Downtime for specific hours, or adding LINE to Always Allowed, usually fits better than blocking it outright.
If it's not the messages, what is actually pulling me back into LINE?
Usually the Timeline/VOOM feed, the LINE NEWS tab, or LINE Games — none of which is messaging, but all three sit one tap away from the chat thread you opened the app for. Turning off their notifications inside LINE's own Settings → Notifications is more targeted than blocking the whole app.
Does an App Limit stop LINE notifications from arriving?
No. An App Limit only restricts opening the app once the time is used up — it doesn't disable push notifications. Message alerts keep arriving on the lock screen; muting a specific chat or feature is a separate setting inside LINE itself.
What happens when I tap "Ignore Limit" on LINE?
iOS unlocks LINE for one more minute, 15 more minutes, or the rest of the day, depending on what you choose. If a Screen Time passcode is set, it asks for that code first.
Can an app like Step N Scroll see who I'm messaging on LINE?
No. Apple's Family Controls framework gives third-party apps an opaque token representing a blocked app, not its content. A developer in this category cannot see that you're specifically blocking LINE, let alone who you talk to or what's in the Timeline feed.
Sources
- Apple Support — "Set up Screen Time for yourself on iPhone"
- Apple Support — "Set content and privacy restrictions on iPhone"
- LINE — "Notification Settings"
Step N Scroll is a habit and screen-time tool, not a medical device. Nothing here is medical advice.