SociAtlas

LINE vs Signal

Detailed comparison between LINE and Signal. Find out which application is better suited for your social needs.

LINE: App Details

A messaging app used widely in parts of Asia, with stickers, calls, official accounts, and region-specific connected services.

Platforms
Windows, Android, macOS, Web, iOS
Pricing details
LINE: Calls & Messages offers a usable free tier and optional paid subscriptions or one-time purchases. Prices, limits, included features, trials, and renewal terms vary by market and platform; confirm the official checkout before paying.

Pros

  • A broad sticker and official-account ecosystem in its core markets
  • Messaging plus eligible voice and video calls
  • Letter Sealing protects eligible one-to-one content
  • Keep Memo provides a private self-chat for notes and temporary file sharing

Cons

  • The app is quite heavy and can consume significant battery and storage
  • Outside of Asia, the user base is relatively small
  • The interface can feel cluttered with ads and promotional messages from official accounts

Safety Features

  • End-to-end encryption (optional)
  • Block feature
  • Privacy controls

Signal: App Details

Signal is a private messaging app with end-to-end encrypted texts, voice and video calls, groups, usernames, disappearing messages, stories, and linked desktop apps.

Platforms
Windows, Android, macOS, iOS
Pricing details
Core messaging, calls, groups, and the free Secure Backups tier cost nothing; optional donations and a paid Secure Backups media tier are available, with store pricing subject to change.

Pros

  • End-to-end encryption is enabled by default for messages, calls, groups, and shared media
  • Independent nonprofit model without advertising or monetizing personal communication
  • Usernames and phone-number privacy controls reduce the need to reveal a number to new contacts
  • Official mobile and desktop apps support messaging, groups, voice calls, and video calls
  • Open-source clients and published protocol documentation enable external technical scrutiny

Cons

  • A phone number is still required when registering a Signal account
  • The app is less useful when the people you need to contact do not use Signal
  • Encryption cannot stop recipients from copying, recording, or misusing received content
  • Secure Backups require careful recovery-key storage and full media history is a paid option
  • Compromised devices, phishing, impersonation, and unsafe links remain outside encryption's protection

Safety Features

  • End-to-end encryption by default
  • Safety number verification
  • Signal PIN and registration lock
  • Phone-number privacy controls
  • Disappearing messages
  • View-once media
  • Blocking and reporting
  • Linked-device review
Feature
LINE
Signal
Core Features
Channels
Disappearing Messages
End-to-End Encryption
File Sharing
Group Chats
Messaging
Message Reactions
Screen Sharing
Stickers & GIFs
Stories
In-App Video Chat
Voice Chat
Voice Messages
Platforms
Android
iOS (iPhone/iPad)
macOS (Mac)
Web Browser
Windows (PC)
Details
Pricing
Freemium
Freemium
Minimum Service Age
—
13+
Rating
3.1/5
4.5/5

Which one is better?

Choose LINE if...

  • A broad sticker and official-account ecosystem in its core markets
  • Messaging plus eligible voice and video calls
  • Letter Sealing protects eligible one-to-one content
  • Keep Memo provides a private self-chat for notes and temporary file sharing
Read LINE review

Choose Signal if...

  • End-to-end encryption is enabled by default for messages, calls, groups, and shared media
  • Independent nonprofit model without advertising or monetizing personal communication
  • Usernames and phone-number privacy controls reduce the need to reveal a number to new contacts
  • Official mobile and desktop apps support messaging, groups, voice calls, and video calls
  • Open-source clients and published protocol documentation enable external technical scrutiny
Read Signal review