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Best Secure Messaging Encrypt Apps

205+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated May 2026

If you already know BonChat, this is the deeper bench. 205+ secure messaging encrypt apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of May 2026.

Compare top Secure Messaging Encrypt Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1BonChatBonChatFree4.8★ (59K)NoNoAug 2026
2KeeperChat Encrypted MessengerKeeperChat Encrypted MessengerFree4.2★ (387)NoNoAug 2026
3Threema. The Secure MessengerThreema. The Secure Messenger$6.994.3★ (693)NoNoAug 2026
4Zangi - Private MessengerZangi - Private MessengerFree4.0★ (8.8K)NoYesAug 2026
5Wire • Secure MessengerWire • Secure MessengerFree3.1★ (916)NoNoAug 2026
6NetSfere Secure MessagingNetSfere Secure MessagingFree4.7★ (113)NoNoJul 2026
7SecEMS : Secure MessagingSecEMS : Secure MessagingFree3.8★ (17)NoYesMay 2026
8Proton Mail - Encrypted EmailProton Mail - Encrypted EmailFree4.8★ (46K)NoYesAug 2026

Top Picks for Secure Messaging Encrypt

BonChat#1

BonChat by Hong Kong CipherChat Tech Company Limited

Secure Messaging Redefined
Editor's Choice
🌐 Social Networking
4.8😊(59K ratings)
Free
BonChat screenshot 1
BonChat screenshot 2
BonChat screenshot 3
BonChat screenshot 4

This app offers secure messaging and file sharing with state-of-the-art end-to-end encryption. It provides options for private or on-premise server deployment, advanced group management, and a user-friendly interface. Enjoy seamless cross-platform communication with full control over your data.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful training
  • 💡 Useful updates and news
  • 🔒 Safe and secure communication

Room to Improve

  • 🐛 Inadequate training
  • 🐛 Difficult to use
  • 💬 Feature poor (can't hide online status, keyboard hides text area)
KeeperChat Encrypted Messenger#2

KeeperChat Encrypted Messenger by Callpod Inc.

Private Secure Text Messaging
Strong Contender
🌐 Social Networking
4.2😐(387 ratings)
Free
KeeperChat Encrypted Messenger screenshot 1
KeeperChat Encrypted Messenger screenshot 2
KeeperChat Encrypted Messenger screenshot 3
KeeperChat Encrypted Messenger screenshot 4
KeeperChat Encrypted Messenger screenshot 5
KeeperChat Encrypted Messenger screenshot 6

This secure messaging app offers end-to-end encryption and a zero-knowledge architecture for ultimate privacy. Features include self-destructing messages, message retraction, biometric login, and a private media vault that keeps photos off your device's gallery.

What We Love

  • 🔒 Secure and private messaging
  • 🚀 Useful features like self-destructing messages
  • 👍 Sleek and user-friendly interface
  • 🔒 Encrypted data storage

Room to Improve

  • 🐛 Unreliable chat functionality, messages not getting through
  • 🔒 Concerns about privacy and data security
  • 🔋 App frequently logs users out, causing frustration
Threema. The Secure Messenger#3

Threema. The Secure Messenger by Threema GmbH

Secure. Anonymous. Private.
Worth Considering
🌐 Social Networking
4.3😊(693 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

  • 🔒 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

More Secure Messaging Encrypt apps to explore

4
Zangi - Private Messenger
Zangi - Private Messenger
Zangi - Private Messenger
Secure. No trace. Fast
Free

A secure messaging app prioritizing user privacy with end-to-end encryption and no data collection. It allows private registration without a phone number and prevents unsolicited contacts, ensuring your conversations remain confidential.

Private registration without phone numberNo unsolicited contactsNo data collection on servers
🌐 Social Networking
(8.8K)
free with in-app purchases
5
Wire • Secure Messenger
Wire • Secure Messenger
Wire • Secure Messenger
Secure Business Collaboration
Free

Securely communicate and collaborate with end-to-end encryption. This app offers a unified platform for calls, chats, file sharing, and video conferences, designed for both small teams and large organizations. It prioritizes privacy with features like self-deleting messages and guest links.

End-to-end encryptionSecure calls and video conferencesFile and document sharing
💼 Business
(916)
free
6
NetSfere Secure Messaging
NetSfere Secure Messaging
NetSfere Secure Messaging
Secure Enterprise Messaging
Free

This app offers secure, encrypted messaging, voice, and video for enterprises. It provides centralized control and compliance with global regulations, enhancing productivity and collaboration.

Quantum-proof end-to-end encryptionCentralized administrative controlRegulatory compliance (FedRAMP, GDPR, HIPAA, etc.)
💼 Business
(113)
free
7
SecEMS : Secure Messaging
SecEMS : Secure Messaging
SecEMS : Secure Messaging
security privacy encrypting
Free

This secure messaging app offers end-to-end encrypted voice and text conversations. It allows for disappearing messages, group chats, and media sharing with a focus on user privacy and data security.

End-to-end encryptionSelf-destructing messagesPrivate cloud sync
🌐 Social Networking
(17)
free with in-app purchases
8
Proton Mail - Encrypted Email
Proton Mail - Encrypted Email
Proton Mail - Encrypted Email
Fast, private & secure mail
Free

This encrypted email service from Switzerland prioritizes user privacy with end-to-end encryption. It offers robust security features to protect your communications from phishing, spam, and tracking, allowing you to manage your inbox with ease.

End-to-end encryptionPassword-protected emailsMultiple account support
📊 Productivity
(46K)
free with in-app purchases
9
SimpleX Chat: secure messenger
SimpleX Chat: secure messenger
SimpleX Chat: secure messenger
Privacy redefined: no user IDs
Free

This secure messaging app offers unparalleled privacy by eliminating user identifiers. Enjoy end-to-end encrypted messages, calls, and files with features like disappearing messages and incognito mode. Connect via invitation links without needing phone numbers or emails.

No user identifiersEnd-to-end encrypted messagesDisappearing messages
🌐 Social Networking
(259)
free
10
xPal Ultra Secure Messenger
xPal Ultra Secure Messenger
xPal Ultra Secure Messenger
Ultra Secure Messenger
Free

Communicate privately with an ultra-secure messaging app that prioritizes your privacy. It offers end-to-end encryption for messages, calls, and file transfers, with no phone number required for registration. Advanced privacy controls and independently verified security ensure your data remains protected.

No phone number required for registrationEnd-to-end encrypted messages, calls, and file transfersIndependently verified security (NIST CAVP, DEKRA certified)
🌐 Social Networking
(132)
free with in-app purchases
11
Crypviser Secure Messenger
Crypviser Secure Messenger
Crypviser Secure Messenger
Encrypted Chats, Video & Call
Free

This app offers a highly secure and anonymous messaging experience using blockchain technology. Enjoy private chats, video calls, and file sharing with military-grade encryption and decentralized key management. It prevents man-in-the-middle attacks and does not require personal information for registration.

Blockchain-based encryptionAnonymous messagingPrivate video and voice calls
🌐 Social Networking
(81)
free
12
Signal - Private Messenger
Signal - Private Messenger
Signal - Private Messenger
Say “hello” to privacy.
Free

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.

End-to-end encrypted messagingFree voice and video callsGroup chats up to 1000 people
🌐 Social Networking
(1.1M)
free with in-app purchases
13
ChatSecure Messenger
ChatSecure Messenger
ChatSecure Messenger
Encrypted Messenger
Free

This free and open source messaging app provides secure, end-to-end encrypted conversations using OTR and OMEMO over the XMPP protocol. It offers interoperability with other XMPP clients and uses well-known cryptographic libraries for privacy.

OTR encryptionOMEMO encryptionXMPP protocol
🌐 Social Networking
(282)
free with in-app purchases
14
Wave: Secure Messaging
Wave: Secure Messaging
Wave: Secure Messaging
End To End Encrypted
Free

A privacy-focused messaging app offering end-to-end encrypted chats without requiring sign-ups or personal information. It utilizes a decentralized network for enhanced user control and supports both one-to-one and group conversations.

End-to-end encryptionNo sign-up requiredDecentralized network
🌐 Social Networking
(1)
free
15
Amtelco Secure Messages
Amtelco Secure Messages
Amtelco Secure Messages
Secure Messaging & Paging
Free

This app provides secure, encrypted instant messaging for businesses and healthcare. It ensures sensitive information is protected and streamlines team collaboration with features like persistent alerts and read receipts. Designed for speed and ease of use, it's ideal for contact centers and enterprises.

End-to-end encryptionPersistent alertsGroup messaging
🏥 Medical
(10)
free
16
EncroGram - Secure Messaging
EncroGram - Secure Messaging
EncroGram - Secure Messaging
End-to-End Encrypted Messaging
Free
🌐 Social Networking
(0)
17
Luffa:Secure Encrypted Chat
Luffa:Secure Encrypted Chat
Luffa:Secure Encrypted Chat
Secure, Private Socializing
Free

This social platform utilizes distributed encryption technology for enhanced user privacy and security. It offers end-to-end encrypted communication, exclusive channels, and AI translation for global interaction. The app also integrates a decentralized wallet for secure asset management and supports content creation and payments.

Distributed encryption technologyEnd-to-end encrypted communicationExclusive channels and supergroups
🌐 Social Networking
(82)
free
18
Verifyle
Verifyle
Verifyle
The secure way to share.
Free

Securely share files and messages with patented encryption. Offers robust security features like biometric authentication and granular permissions for private and group communications. Upgrade for more storage and workspace options.

Patented Cellucrypt® encryptionDigital document signingBiometric and two-factor authentication
📊 Productivity
(2.1K)
freemium
19
Encrypted Messaging - Kibo
Encrypted Messaging - Kibo
Encrypted Messaging - Kibo
Secure any chat by encryption
Free
🔧 Utilities
(0)
20
ArmorText Secure Messenger
ArmorText Secure Messenger
ArmorText Secure Messenger
Secure Enterprise Messaging
Free

This enterprise messaging platform provides a secure communication channel for businesses, especially in regulated industries. It enhances real-time collaboration across devices with features like end-to-end encryption and audit trails.

End to end device specific encryptionDelivery notificationsImage sharing
💼 Business
(8)
free

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FAQ about Secure Messaging Encrypt

What are the best secure messaging encrypt apps for iPhone?
BonChat tops our secure messaging encrypt apps ranking as of May 2026, with a 4.8-star average from 59K App Store ratings, and it's free to download.
Yes — 19 of the top secure messaging encrypt apps we rank are free to download, including BonChat and KeeperChat Encrypted Messenger.
BonChat has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 205+ secure messaging encrypt apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
BonChat is a secure communication application that allows users to send messages and share files. It prioritizes privacy and security through state-of-the-art end-to-end encryption, ensuring that only the sender and intended recipient can access the content.
Key features include robust end-to-end encryption for all messages and files, the option for private or on-premise server deployment for complete data control, powerful group management with detailed permission settings, an intuitive user-friendly interface, and seamless cross-platform support.