Signal Private Messenger vs Telegram

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Signal and Telegram are often mentioned together as WhatsApp alternatives, but they work very differently. Signal puts encryption first. Telegram puts cloud sync and large communities first.

Key differences

TopicSignal Private MessengerTelegram
End-to-end encryptionEvery chat and call by defaultOnly in one-to-one Secret Chats
Group sizeUp to 1,000 membersUp to 200,000 members
Public channelsNoYes, unlimited subscribers
Chat history on new devicesRequires transfer from your old deviceFull cloud history on any device
BotsNoYes
AdsNoneSponsored messages in some public channels

App details side by side

Signal Private MessengerTelegram
DeveloperSignal Messenger LLCTelegram FZ-LLC
PriceFreeFree, with paid options
LicenseFree, open source (AGPL-3.0)Free, optional Premium subscription; client open source (GPL-2.0)
AdsNo adsSponsored messages in some large public channels
Offline useNeeds a data connection to send messagesNeeds a data connection to send messages
User rating here 4.6 (2.9M) 4.4 (13.5M)
Current version7.15.210.14.5
File size42.4 MB74.3 MB
Requires Android5.0+6.0+
Permissions recordedYesYes
Official sourceWebsiteWebsite
APK availabilityHosted here (authorised)Hosted here (authorised)
Version updated25 September 20262 August 2026

"Not available" means we haven't confirmed that detail yet. We don't guess version numbers or sizes.

Main features

Signal Private Messenger

  • End-to-end encryption for all chats and calls by default
  • Usernames so you can avoid sharing your phone number
  • Disappearing messages with adjustable timers
  • Group voice and video calls
  • Linked desktop app for Windows, macOS and Linux

Telegram

  • Cloud chats synced across all your devices
  • Groups of up to 200,000 members
  • Public channels with unlimited subscribers
  • Bots and mini apps
  • Secret Chats with end-to-end encryption for one-to-one conversations

Which one fits you

These two suit different needs. Pick based on whether you mainly need private conversations or access to large groups and channels.

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