Best Threema Private Apps

99+ iOS apps curated and reviewed

3.5 avg rating
18 free apps
Updated October 2026

Out of 99+ threema private apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Threema Private Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Threema. The Secure MessengerThreema. The Secure Messenger$6.994.2β˜… (725)NoNoOct 2026
2Threema Work. For CompaniesThreema Work. For CompaniesFree3.9β˜… (28)NoNoOct 2026
3Signal - Private MessengerSignal - Private MessengerFree4.7β˜… (1.1M)NoYesOct 2026
4Session - Private MessengerSession - Private MessengerFree4.4β˜… (5.4K)NoNoOct 2026
5Ziggs - Private MessengerZiggs - Private MessengerFree3.0β˜… (2)NoNoMay 2026
6Startpage - Private BrowserStartpage - Private BrowserFree4.8β˜… (7.4K)NoNoOct 2026
7OlvidOlvidFree4.5β˜… (43)NoYesOct 2026
8GhostContact: Private ContactsGhostContact: Private ContactsFreeβ€”NoYesOct 2026

Top Picks for Threema Private

Threema. The Secure Messenger#1

Threema. The Secure Messenger by Threema GmbH

Secure. Anonymous. Private.
4.2😊(725 ratings)
$6.99
#1in Social Networking
Threema. The Secure Messenger screenshot 1
Threema. The Secure Messenger screenshot 2
Threema. The Secure Messenger screenshot 3
Threema. The Secure Messenger screenshot 4
Threema. The Secure Messenger screenshot 5
Threema. The Secure Messenger screenshot 6

This secure messenger prioritizes privacy with end-to-end encryption for all communications. It uses a unique ID instead of personal information, leaving no data trail and offering anonymous use. Enjoy private chats, calls, and file sharing without ads or trackers.

What We Love

  • πŸ”’ Secure messaging
  • πŸ‘ Easy to use
  • πŸš€ Fast and reliable
  • πŸ’‘ Anonymous ID instead of phone number
  • πŸ”’ Based in privacy-friendly Switzerland
  • πŸ‘ Clean and polished interface

Room to Improve

  • πŸ› Unreliable video/voice calls
  • πŸ› Inconsistent notification delivery
  • πŸ› Bugs and crashes after updates
  • πŸ”’ Lack of auto-delete/expiring messages
  • πŸ‘Ž Limited emoji/reaction options
  • πŸ› Difficulty transferring data to new devices
Threema Work. For Companies#2

Threema Work. For Companies by Threema GmbH

Secure Business Messenger
3.9(28 ratings)
Free
Threema Work. For Companies screenshot 1
Threema Work. For Companies screenshot 2
Threema Work. For Companies screenshot 3
Threema Work. For Companies screenshot 4
Threema Work. For Companies screenshot 5
Threema Work. For Companies screenshot 6

A secure, GDPR-compliant communication platform for businesses offering end-to-end encrypted text, voice, and video calls. It supports file sharing, group chats, and advanced administrative controls for enhanced team collaboration and data protection.

Signal - Private Messenger#3

Signal - Private Messenger by Signal Messenger, LLC

Say β€œhello” to privacy.
4.7😊(1.1M ratings)
FreeIn-App Purchases
#11in Social Networking
Signal - Private Messenger screenshot 1
Signal - Private Messenger screenshot 2
Signal - Private Messenger screenshot 3
Signal - Private Messenger screenshot 4
Signal - Private Messenger screenshot 5
Signal - Private Messenger screenshot 6

This messaging app prioritizes your privacy with strong end-to-end encryption for all communications. It offers free text, voice, and video messaging, including group chats and disappearing stories, all without collecting your data.

What We Love

  • πŸ”’ Security and privacy
  • πŸ‘ Ease of use
  • πŸš€ Great call quality
  • πŸš€ Smooth and pleasant user interface
  • πŸ”’ End-to-end encryption
  • πŸ”’ Non-profit ownership

Room to Improve

  • πŸ› Delayed message delivery
  • πŸ› Inconsistent image/video quality
  • πŸ› Buggy call functionality
  • πŸ› Inability to edit sent messages
  • πŸ› Unreliable notifications
  • πŸ”’ Mandatory contact sharing

More Threema Private apps to explore

FAQ about Threema Private

What are the best threema private apps for iPhone?
Threema. The Secure Messenger tops our threema private apps ranking as of October 2026, with a 4.2-star average from 725 App Store ratings, and it's priced at $6.99.
Yes β€” 18 of the top threema private apps we rank are free to download, including Threema Work. For Companies and Signal - Private Messenger.
Threema. The Secure Messenger has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 99+ threema private apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.