Best Threema App

182+ iOS apps curated and reviewed

4.0 avg rating
18 free apps
Updated May 2026

Every iPhone needs a few good threema app. We benchmark 182+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Threema App (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Threema. The Secure MessengerThreema. The Secure Messenger$6.994.3★ (683)NoNoJul 2026
2Threema Work. For CompaniesThreema Work. For CompaniesFree3.9★ (27)NoNoJul 2026
3Signal - Private MessengerSignal - Private MessengerFree4.7★ (1.1M)NoYesJul 2026
4Threema OnPremThreema OnPremFree5.0★ (2)NoNoJun 2026
5Telegram MessengerTelegram MessengerFree4.0★ (275K)NoYesJul 2026
6Quick Actions for Threema - A shortcut to Threema right from your Homescreen!Quick Actions for Threema - A shortcut to Threema right from your Homescreen!$1.991.0★ (3)NoNoJul 2026
7Session - Private MessengerSession - Private MessengerFree4.3★ (4.4K)NoNoJul 2026
8WhatsApp MessengerWhatsApp MessengerFree4.7★ (18M)YesYesJul 2026

Top Picks for Threema App

Threema. The Secure Messenger#1

Threema. The Secure Messenger by Threema GmbH

Secure. Anonymous. Private.
Editor's Choice
🌐 Social Networking
4.3😊(683 ratings)
$6.99
#1in Social Networking
Threema. The Secure Messenger screenshot 1
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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

  • 🔒 Secure messaging
  • 👍 Easy to use
  • 🚀 Fast and reliable
  • 💡 Anonymous ID instead of phone number

Room to Improve

  • 🐛 Unreliable video/voice calls
  • 🐛 Inconsistent notification delivery
  • 🐛 Bugs and crashes after updates
Threema Work. For Companies#2

Threema Work. For Companies by Threema GmbH

Secure Business Messenger
Strong Contender
🌐 Social Networking
3.9(27 ratings)
Free
Threema Work. For Companies screenshot 1
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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 “hello” to privacy.
Worth Considering
🌐 Social Networking
4.7😊(1.1M ratings)
FreeIn-App Purchases
#10in Social Networking
Signal - Private Messenger screenshot 1
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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

  • 🔒 Security and privacy
  • 👍 Ease of use
  • 🚀 Great call quality
  • 🚀 Smooth and pleasant user interface

Room to Improve

  • 🐛 Delayed message delivery
  • 🐛 Inconsistent image/video quality
  • 🐛 Buggy call functionality

More Threema App apps to explore

4
Threema OnPrem
Threema OnPrem
Threema OnPrem
Self-Hosted Business Messaging
Free

This secure messaging solution offers organizations complete data sovereignty by hosting on their own servers. It provides end-to-end encrypted communication for teams, including voice and video calls, and secure file sharing, all protected by PIN or fingerprint.

Self-hosted solutionComplete data sovereigntyEnd-to-end encrypted calls
🌐 Social Networking
(2)
free
5
Telegram Messenger
Telegram Messenger
Telegram Messenger
Fast. Secure. Powerful.
Free

A fast, secure, and powerful instant messaging app synced across all devices. It offers unlimited media and file sharing, robust encryption, and extensive group chat capabilities. Enjoy a simple, private, and customizable communication experience.

Cross-device synchronizationUnlimited file and media sharingEnd-to-end encrypted secret chats
🌐 Social Networking
(275K)
free with in-app purchases
6
Quick Actions for Threema - A shortcut to Threema right from your Homescreen!
Quick Actions for Threema - A shortcut to Threema right from your Homescreen!
Quick Actions for Threema - A shortcut to Threema right from your Homescreen!
by Jan-Niklas FREUNDT
$1.99

This app allows you to send Threema messages and start chats directly from your homescreen. Save frequently used text messages for quick access and send them with a single swipe.

Send Threema messages from HomescreenNotification Center WidgetStart Threema chats quickly
🌐 Social Networking
(3)
paid
7
Session - Private Messenger
Session - Private Messenger
Session - Private Messenger
Privacy you can trust
Free

This secure messenger prioritizes your privacy with a decentralized network and end-to-end encryption. It offers anonymous account creation, IP address protection, and private group chats without collecting any metadata. Share messages and files with confidence, knowing your communications are truly private.

Anonymous account creationDecentralized server networkNo metadata logging
🌐 Social Networking
(4.4K)
free
8
WhatsApp Messenger
WhatsApp Messenger
WhatsApp Messenger
Simple. Reliable. Private.
Free

Connect with friends and family globally through private messaging and high-quality calls. Share moments, documents, and stay in touch across devices, even on slow connections. Your conversations are secured with end-to-end encryption.

End-to-end encrypted messagingHigh-quality voice and video callsGroup chats and calls
🌐 Social Networking
(18M)
free with in-app purchases
9
JusTalk - Video Chat & Calls
JusTalk - Video Chat & Calls
JusTalk - Video Chat & Calls
Face Time, Hangouts, Messenger
Free

Connect with loved ones through high-quality voice and video calls, instant messaging, and interactive features. Share moments, play games, and doodle together in real-time. Offers a secure and convenient communication platform for individuals and families.

High-quality voice and video callsWalkie Talkie (Push-to-Talk)Real-time interactive games
🌐 Social Networking
(73K)
free with in-app purchases
10
My MTN Ghana
My MTN Ghana
My MTN Ghana
Everything MTN in one app
Free

Manage all your mobile services in one place. Easily buy airtime, purchase bundles, and control your MoMo and Broadband accounts. Access product information 24/7 for ultimate convenience.

Buy airtimePurchase bundlesManage MoMo accounts
📊 Productivity
(20K)
ad-supported
11
Messages
Messages
Messages
by Apple
Free

Communicate with contacts through unlimited texts, photos, videos, and documents. Supports iMessage for Apple devices and RCS, SMS, and MMS for others. Features include message editing, unsending, and scheduling.

Send unlimited texts, photos, videos, and documentsiMessage, RCS, SMS, and MMS supportEdit and unsend messages
🌐 Social Networking
(32K)
free
12
App Studio: Create an app
App Studio: Create an app
App Studio: Create an app
for Businesses, Orgs and Teams
Free

Easily create professional mobile web apps for your business, organization, or event without any coding knowledge. Design custom menus, add social feeds, integrate e-commerce, and publish your app.

No-code app builderCustomizable menus and iconsSocial media feed integration
💼 Business
(2.3K)
free with in-app purchases
13
AppSheet
AppSheet
AppSheet
Make apps yourself. Code-free.
Free

Build custom mobile apps, web apps, and chatbots without coding. Connect to your cloud data to create forms, capture information, and automate workflows for various business needs.

Code-free app creationCustom mobile and web appsChatbot development
💼 Business
(197)
freemium
14
Яндекс Телемост: Звонки и Чаты
Яндекс Телемост: Звонки и Чаты
Яндекс Телемост: Звонки и Чаты
Messenger, Chats & Video Calls
Free

This application facilitates seamless communication through video calls and chats. Users can create groups, channels, and engage with features like polls, emoji, and audio messages with transcripts. It allows for easy searching of messages and contacts, and joining calls without an account.

Video calls and chatsGroup and channel creationEmoji, stickers, and reactions
🌐 Social Networking
(749)
free
15
AppRaven: Apps Gone Free
AppRaven: Apps Gone Free
AppRaven: Apps Gone Free
Best App Deals & Discounts
Free

Discover paid apps that are currently free or discounted. Save money on your favorite apps and never miss a deal. Join a community to share recommendations and track price changes.

Daily updated app dealsWish list with notificationsApp collections
🛍️ Shopping
(4.5K)
free with in-app purchases
16
iMe: Telegram AI Messenger
iMe: Telegram AI Messenger
iMe: Telegram AI Messenger
Next-level AI chats
Free

This app combines secure messaging with a powerful AI assistant. Get answers, generate content, translate conversations, and manage your chats efficiently. It offers advanced privacy features and personalization options.

AI Assistant for questions and content generationImage generation from textAccess to multiple AI models (ChatGPT, Gemini, Claude, Grok)
🌐 Social Networking
(8.5K)
free with in-app purchases
17
Nicegram: AI for Telegram X
Nicegram: AI for Telegram X
Nicegram: AI for Telegram X
Secure Chat, Private Messenger
Free

Enhance your messaging experience with an AI-powered companion for secure and private communication. Manage multiple accounts, utilize advanced AI chatbots for summaries and translations, and enjoy unique features like private chats and offline media saving.

Unlimited Telegram accountsBuilt-in Web3 walletAI chatbot assistance (GPT-5, Gemini, Claude)
🌐 Social Networking
(20K)
free with in-app purchases
18
MediacomConnect
MediacomConnect
MediacomConnect
by Mediacom Communications Corporation
Free

Manage your internet, TV, and phone services with ease. View bills, check for outages, troubleshoot issues, and manage appointments all from your mobile device. Access account updates and communicate with customer support directly.

View billing statementsPay bills and manage payment methodsCheck for service outages
🔧 Utilities
(7.8K)
free
19
IBM MaaS360 App Catalog
IBM MaaS360 App Catalog
IBM MaaS360 App Catalog
by International Business Machines Corp.
Free

This app allows organizations to securely distribute and manage enterprise iOS applications. It provides a centralized hub for deploying proprietary apps to enhance productivity and innovation.

Secure enterprise app distributionManage iOS applicationsCentralized app hub
💼 Business
(3)
free
20
PLAZA App
PLAZA App
PLAZA App
Plaza/Las Américas/Del Caribe
Free

Navigate two major shopping malls with this app. Find stores, get directions, and discover deals and promotions. You can also purchase movie tickets, set parking reminders, and check store hours.

In-mall store directionsDeals and promotions alertsMovie ticket purchases
🛍️ Shopping
(187)
free with in-app purchases

FAQ about Threema App

What is the best threema app for iPhone?
Threema. The Secure Messenger tops our threema app ranking as of May 2026, with a 4.3-star average from 683 App Store ratings, and it's priced at $6.99.
Yes — 18 of the top threema app 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 May 2026.
We track 182+ threema app on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Threema is a secure messenger designed with privacy and data protection in mind. It offers end-to-end encrypted text and voice messages, calls, and file sharing. It uses a unique Threema ID for identification, allowing for anonymous use and leaving no data trail.
All communications on Threema are end-to-end encrypted. It is open source, undergoes regular audits, and its servers are located in Switzerland. It does not require a phone number or email address, and messages are deleted from the server immediately after delivery.