LINE Help Center

With LINE, you can make 1-on-1 or group voice and video calls for free anywhere in the world.
Note: You will be charged for the data used for calls made over a mobile network (e.g. 4G, 5G), so we recommend using it with a flat-rate data plan.

Topics covered

- Settings to check before making calls

- Starting calls

Settings to check before making calls:
Check the information in following sections before making calls.

Recommended system specifications for making voice and video calls

See below for the recommended system specifications for making voice and video calls.

Smartphones
• iOS 14.0 or later
Note:
- An iPhone 6S or later is required for using video call effects and filters.
- Effects and filters are not available on devices equipped with processors earlier than the Apple A9.

• Android 7.0 or later (not available on some devices)

iPad
• iPadOS 14.0 or later
• iPad mini 5th generation or later
• iPad Air 3rd generation or later
• iPad Pro
• 5th generation or later of all other iPad models
Note: Effects and filters are not available on devices equipped with processors earlier than the Apple A9.

Bluetooth devices
We cannot guarantee that Bluetooth devices will function normally, as this is dependent on the performance of your smartphone.

Checking your microphone, speaker, and camera

Be advised

- All test calls are recorded, and their content is analyzed and used to improve call quality.
- The names in your settings and the order of these steps may differ depending on your device.

iOS

To check if your microphone, speaker, and camera are working properly:
1. Tap the Home tab >

> Calls.
Note: Tap here to go to Settings from your smartphone.
2. Tap Call diagnostics.

If you see an "x" next to anything, it means it's not working properly. Check whether you've given the necessary permissions by going to your device’s Settings and tapping LINE.

Tapping Test again will run another test.

Android

To check if your microphone and camera are working properly:
1. Tap the Home tab >

> Calls.
Note: Tap here to go to Settings from your smartphone.
2. Tap Advanced call setting > Call diagnostics.

If you see an "x" next to anything, it means it's not work properly. Check whether you've given the necessary permissions by going to your device's Settings and tapping Apps > LINE > Permissions.

Tapping Test again will run another test.

You can also test the volume of your microphone by tapping Mic test and recording and playing back your voice.

Starting calls:
To make a 1-on-1 call with a friend or a group call, refer to the steps below.

Making 1-on-1 calls with friends

To make a call from your friend list:
1. From the Home tab, tap the friend you want to call from your friend list.
2. Tap Voice call or Video call.
3. Tap Start.

To make a call from a chat:
Use either of the following methods in a chat with the friend you want to call.

• At the top right of the chat, tap phone icon

> Voice call or Video call.
• Tap your friend's profile icon > Voice call or Video call > Start.

Making calls with group members

1. Open a group chat.
2. At the top right of the chat, tap phone icon

> Video call or Voice call.
3. On the preview screen, configure the options in Camera effects (e.g. face effect, background, filter).
4. Choose whether or not you want to use your mic and camera.
Note: Your profile image will be displayed if you tap Turn off camera.
5. Tap Join.
Note: When a user joins the group call a message saying "(User's display name) joined the group call" will appear.

Useful info

- Up to 500 people can participate in a voice or video call.
- Up to six people can be shown on the same screen when making a group video call. You can switch to other participants by swiping left or right on the screen.
- Select and double tap a friend to make their video full screen.

Was this page helpful?

Voice/video call basics