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What’s New

Threema 4.8.4 for iOS

  • Push registration can now be renewed in the advanced settings
  • Fixed a bug that could occur when sending large video
  • Fixed a bug that could, in rare cases, prevent outgoing messages from being sent
  • Fixed a bug in relation to the notification of private chats
  • Fixed various crashes
  • Other improvements and miscellaneous minor bug fixes

Threema 4.8.3 for iOS

  • Fixed various bugs which could cause the app to crash in rare cases

Threema 4.8.2 for iOS

  • Fixed a bug where the notification sound was played for muted chats

Threema 4.8.1 for iOS

  • Fixed a crash that could occur if push notifications are disabled

Threema 4.8 for iOS

This update requires iOS 15.0 or later.
  • New: Mark chats as private, protect them with a password, and hide them in the chat overview
  • New: Set read receipts and typing indicator per contact
  • New: Archive chats
  • New: Filter chat overview by contact name, group name, or Threema ID
  • Revamped contact and group details and various UI tweaks
  • Ukrainian and Slovakian localization
  • Overhaul of internal message processing in preparation for upcoming features
  • Various other under-the-hood improvements for upcoming features

Desktop/Web:
Due to restrictions on Apple’s part, it is only possible for the desktop app / the web client to stay connected when the iOS app is in the foreground (see https://three.ma/webios).

Threema 4.6.18 for iOS

  • Don’t show notifications for messages in group chats you have left
  • Audio player is now always dismissed when switching chats
  • Other improvements and miscellaneous minor bug fixes

Threema 4.6.17 for iOS

  • Fixed a rare bug that could lead to a blank screen when launching the app

Threema 4.6.16 for iOS

  • In poll results, abstentions are now listed separately
  • Improved database migration
  • Other improvements and miscellaneous minor bug fixes

Threema 4.6.15 for iOS

  • Fixed a bug concerning Asian language keyboards
  • Extended log to include files if requested by user
  • Other improvements and miscellaneous minor bug fixes

Threema 4.6.14 for iOS

  • Improved performance when loading chat overview
  • Improved performance when sending media files
  • Key fingerprint replaced with public key in UI
  • Fixed a possible bug in relation to external keyboards
  • Other improvements and miscellaneous minor bug fixes
  • Security fix: A malicious directory server could theoretically trick a client into encrypting an arbitrary message to another user. The protocol and apps were updated to prevent this. The issue was never exploitable without having privileged access to Threema infrastructure (reported by Jonathan Krebs, Universität Erlangen-Nürnberg).

Threema 4.6.13 for iOS

  • Several minor bug fixes
  • Text adjustments in Settings

Threema 4.6.12 for iOS

  • Several minor bug fixes

Threema 4.6.11 for iOS

  • Share Sheet improvements
  • Threema calls: Fixed a bug that could occur when accepting/rejecting calls in the Notification Center
  • Fixed a bug that could occur when sending audio files via Threema Web

Threema 4.6.10 for iOS

  • Adjust playback speed of voice messages
  • Fixed an issue where voice messages weren’t played via Bluetooth on certain speakers
  • Fixed an issue in relation to forwarding files with unknown MIME type
  • Improvements in relation to the Share Extension

Threema 4.6.9 for iOS

  • Chinese (traditional) localization
  • Show duration of voice messages in chat overview
  • Improved call stability
  • Fixed a bug that could occur when copying video files
  • Fixed a possible UI glitch in the Share Extension
  • Various other improvements and miscellaneous minor bug fixes

Threema 4.6.8 for iOS

  • Fixed a crash that occurred on iOS 10

Threema 4.6.7 for iOS

  • New: Mark chats as unread (swipe right in chat overview)
  • Share Extension overhauled
  • Support for right-to-left scripts in chats
  • Chinese (simplified) localization
  • Japanese localization
  • Voice messages are no longer forwarded as files but as voice messages
  • Voice messages, GIFs, and stickers are hidden in media preview
  • Fixed a bug that could occur when quoting messages that contain mentions
  • Various other improvements and miscellaneous minor bug fixes

Threema 4.6.5 for iOS

  • Threema calls: Haptic feedback when call partner activates video transmission
  • Improved performance when sending messages in group chats
  • Fixed a crash that could occur when opening a chat in version 4.6.4
  • Various other improvements and miscellaneous minor bug fixes

Threema 4.6.4 for iOS

  • Increased maximum group size to 256 members
  • You can now quote any type of message (including media, voice messages, and locations)
  • Send images directly from gallery preview
  • Polish localization
  • Threema calls: Various bug fixes
  • iOS 14: Fixed a bug that could occur when deleting files
  • Various UI improvements
  • VoiceOver improvements on call screen
  • Various other improvements and miscellaneous minor bug fixes

Threema 4.6.3 for iOS

  • Option to add captions when sending media files within the app
  • iOS 14: Share individual photos without granting Threema access to the photo library
  • Size limit for chat exports removed
  • Truncate quoted messages after 200 characters
  • Always display search bar when creating group and editing groups
  • Various iOS 14 improvements
  • Layout improvements in Threema call screen
  • Various other improvements and miscellaneous bug fixes

Threema 4.6.2 for iOS

  • iOS 14: Fixed a bug that occurred when sharing videos via the Photos app

Threema 4.6.1 for iOS

  • Numerous improvements in relation to Threema calls
  • Fixed a crash that could occur when creating polls
  • Miscellaneous VoiceOver improvements
  • Various other improvements and bug fixes

Threema 4.6 for iOS

  • New: Fully end-to-end encrypted video calls
  • Grouped notifications in Notification Center
  • Adjusted volume of voice messages
  • Relative dates in chats
  • Support for diacritical characters in contact-list search
  • Removed button to start cellular calls from contact details
  • VoiceOver improvements
  • Various other improvements and miscellaneous bug fixes

Threema 4.84 for Android

  • Improved UI of voice-message player
  • Various improvements in video editor
  • Minor bug fixes

Threema 4.83 for Android

Starting with this version, Threema is also available via F-Droid. Learn more…
  • Threema can now also be used as a maps app to display “geo:” URIs from external apps
  • The order of emojis has been adjusted to the standard
  • Minor bug fixes

Threema 4.82 for Android

  • New design of recently added contacts with additional options
  • Support for “geo:” URIs
  • Bug fixes

Threema 4.81 for Android

  • Various new emojis as per Unicode 14 standard (e.g., the melting face)
  • Spam-reporting option for new contacts
  • Various improvements and bug fixes

Threema 4.8 for Android

  • Various new emojis as per Unicode 13.1 standard (e.g., the heart on fire)
  • Emojis are now searchable by name and meaning
  • Constant colors for contacts and groups without a profile picture
  • Snappier scrolling in lists
  • Optimized UI in media editor
  • Miscellaneous bug fixes and various other improvements

Threema for Desktop 1.2.21

  • Miscellaneous minor improvements and bug fixes

Threema for Desktop 1.2.18

  • Miscellaneous minor improvements

Threema for Desktop 1.2.13

  • Miscellaneous minor improvements and bug fixes

Threema for Desktop 1.2.7

  • Miscellaneous minor improvements and bug fixes

Threema for Desktop 1.2.5

  • macOS: File attributes are set correctly on downloaded files
  • Miscellaneous minor improvements and bug fixes

Threema for Desktop 1.2.0

  • macOS: Improved support for Apple processors
  • Linux: Fixed an issue where the app icon was missing in some cases
  • Linux: The rpm package is now signed (https://threema.ch/en/faq/rpm_signature)
  • Miscellaneous minor improvements and bug fixes

Threema Web 2.3.0 Säntis

  • Sending files up to 50 MB
  • Support for https://threema.id/ URLs
  • Graphical password strength indicator
  • Updated emojis to 12.1, and skin tone selector support

See all changes on GitHub.