Download Threema 4.3.1 for iOS / 4.0 for Android

Threema is a messaging app for Android, iOS and Windows Phone with a focus on security. For example, it provides end-to-end encryption and generates as little metadata as possible. It is also a Swiss company, which means that the Swiss regulations are in force. The differences from other messaging apps are on this page explained. Version 4.3.1 for iOS and version 4.0 for Android have been released with the following changes:

Threema 4.0 for Android

• Fresh new look in Material Design and a streamlined navigation
• Archive chats
• Built-in camera app and QR code scanner
• New maps and POI selection without Google Maps
• Biometric lock using fingerprint or Face Unlock (on devices that support the official API)
• Configurable location of data backups
• Quote messages by swiping
• Fixed Threema Web connectivity issues in networks with incomplete or faulty IPv6 configuration

Threema 4.3.1 for iOS

• Fixed a crash that could occur when connecting to Threema Web
• Fixed a crash that occurred when mentioning users whose names contain emojis

Threema 4.3 for iOS

• This update requires iOS 10 or later.
• Mentions in group chats: Type the “@” character and select group members to mention them
• Use 3D Touch to preview links
• Display duration of audio messages in push notifications and in chat overview
• Music will resume after video playback
• Show dialog to confirm deletion of a chat
• Other improvements and various bug fixes