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Best Decoder Encrypted Apps & Games

184+ iOS apps & games curated and reviewed

4.4 avg rating
18 free apps & games
Updated May 2026

If you already know Proton Mail, this is the deeper bench. 184+ decoder encrypted apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of May 2026.

Top Picks for Decoder Encrypted

Proton Mail - Encrypted Email#1

Proton Mail - Encrypted Email by Proton AG

Fast, private & secure mail
Editor's Choice
📊 Productivity
4.7😊(45K ratings)
FreeIn-App Purchases
#60in Productivity
Proton Mail - Encrypted Email screenshot 1
Proton Mail - Encrypted Email screenshot 2
Proton Mail - Encrypted Email screenshot 3
Proton Mail - Encrypted Email screenshot 4
Proton Mail - Encrypted Email screenshot 5
Proton Mail - Encrypted Email screenshot 6

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.

What We Love

  • 🚀 Smooth performance
  • 🔒 Excellent security and privacy
  • 👍 Clean and intuitive interface
  • 💡 Expanding ecosystem of Proton services

Room to Improve

  • 🐛 Occasional crashes and bugs
  • ⏱️ Slow email loading times
  • 📝 Lacking advanced email management features
MEGA: Encrypted Cloud Storage#2

MEGA: Encrypted Cloud Storage by Mega Limited

Secure Storage & Chat
Strong Contender
📊 Productivity
4.6😊(103K ratings)
FreeAdsIn-App Purchases
#38in Productivity
MEGA: Encrypted Cloud Storage screenshot 1
MEGA: Encrypted Cloud Storage screenshot 2
MEGA: Encrypted Cloud Storage screenshot 3
MEGA: Encrypted Cloud Storage screenshot 4
MEGA: Encrypted Cloud Storage screenshot 5
MEGA: Encrypted Cloud Storage screenshot 6

Securely store, sync, and share your files with end-to-end encryption. Communicate privately with encrypted chat and video calls. Access your data from any device, anywhere.

What We Love

  • 🚀 Fast and efficient coding
  • 🔒 Encrypted and decrypted automatically
  • 👍 Easy to organize files into folders
  • 👍 User-friendly interface with flawless functionality

Room to Improve

  • 🐛 Thumbnails take forever to load
  • 🐛 Video playback issues and glitches
  • 🐛 Insufficient transfer quota limits downloads
BatChat - Encrypted Messenger#3

BatChat - Encrypted Messenger by ChengDu Ciyuan zhishi Technology Co., Ltd

Private Chat for Business
Worth Considering
🌐 Social Networking
3.5😐(104 ratings)
FreeIn-App Purchases
BatChat - Encrypted Messenger screenshot 1
BatChat - Encrypted Messenger screenshot 2
BatChat - Encrypted Messenger screenshot 3
BatChat - Encrypted Messenger screenshot 4
BatChat - Encrypted Messenger screenshot 5
BatChat - Encrypted Messenger screenshot 6

This secure messaging app offers end-to-end encrypted communication for both personal and professional use. It features private chat modes, encrypted file storage, and high-definition calls, ensuring data security and privacy.

What We Love

  • 🔒 Strong privacy and security
  • 👍 Simple and clean interface
  • 🚀 Fast and efficient performance
  • 💡 Unique features like screenshot alerts and self-destructing messages

Room to Improve

  • 🐛 Login issues and network errors
  • 🐛 App not working or crashing
  • 🐛 Some users report it's a scam or phishing software

More Decoder Encrypted apps to explore

4
iSafePlay
iSafePlay
iSafePlay
by Fung Kam Keung
Free

Secure your sensitive files with a digital safe. Protect documents, photos, and videos with a passcode or a decoy fake code. Organize content into categories and play various video formats without conversion.

Passcode and fake code protectionMultiple login stylesCategorized file organization
🔧 Utilities
(909)
ad-supported
5
Cryptogram: Word Brain Puzzle
Cryptogram: Word Brain Puzzle
Cryptogram: Word Brain Puzzle
Guess quotes in logic game!
Free

Engage your mind with a logic game that challenges you to decode secret messages and solve word puzzles. Uncover famous quotes and tackle increasingly difficult challenges in a fun, brain-exercising experience.

Decode secret messagesSolve word puzzlesUncover famous quotes
🎮 Games
(238K)
free with in-app purchases
6
EXTRA SAFE: Encrypted Chat
EXTRA SAFE: Encrypted Chat
EXTRA SAFE: Encrypted Chat
Anonymous chats & P2P calls
Free

Communicate securely with end-to-end encrypted messaging and self-destructing messages. Enjoy anonymous voice and video calls with P2P connections and on-device encryption keys. Prioritizes privacy with identity-free setup and no metadata collection.

End-to-end encrypted messagingSelf-destructing messages and filesAnonymous P2P voice and video calls
🌐 Social Networking
(74)
free
7
Privault - Private Photo Vault
Privault - Private Photo Vault
Privault - Private Photo Vault
Private vault lock secret pics
Free

Securely hide and lock your private photos, videos, and audio memos with a passcode. This app offers encrypted storage with multiple passcode options for enhanced security and a user-friendly interface.

Encrypted photo and video storageMultiple passcode options (primary, secondary, erase-all)3D Photo browser with visual effects
🛍️ Shopping
(77K)
free with in-app purchases
8
Secret photos - KYMS
Secret photos - KYMS
Secret photos - KYMS
Vault to hide and lock media
Free

Securely store and manage your photos, videos, documents, and passwords with military-grade encryption. Enjoy real-time decryption for media playback and editing, a private browser, and advanced security features like a fake PIN and panic gesture.

Military-grade AES encryptionReal-time media decryptionPrivate browser with download
📷 Photo & Video
(17K)
free with in-app purchases
9
Disk Decipher
Disk Decipher
Disk Decipher
Access encrypted virtual disks
$0.99

Access and manage encrypted virtual disk images directly on your iPhone and iPad. Supports a wide range of encryption formats and file systems, offering secure viewing and playback of your data anywhere.

Access encrypted virtual disksSupports VeraCrypt, TrueCrypt, LUKS, DMGNative file system handling
🔧 Utilities
(89)
free with in-app purchases
10
Private Vault – Store Files
Private Vault – Store Files
Private Vault – Store Files
by One Wave AB
Free

Securely store photos, videos, notes, and files in a private vault. Includes a private browser for anonymous web surfing and secret bookmarking. Manage passwords and contacts discreetly.

Store secret photos and videosWrite and store private notesImport and view secret files
🔧 Utilities
(1.2K)
subscription
11
Fused Encrypted Email and Chat
Fused Encrypted Email and Chat
Fused Encrypted Email and Chat
EPRIVO Private Telegram & Mail
Free

This app provides a unified platform for private messaging, combining end-to-end encrypted emails and chats. It offers advanced privacy controls for individual messages, allowing future management of content on recipient devices and in the cloud. Securely send and archive emails, and enjoy encrypted Telegram chats with enhanced security features.

End-to-end encrypted emails and Telegram chatsEncrypted Telegram group chatsPrivate voice/text emails
📊 Productivity
(53)
subscription
12
Pryvate: Encrypted Messenger
Pryvate: Encrypted Messenger
Pryvate: Encrypted Messenger
Nothing can pry into Pryvate
Free

This secure communication app offers encrypted messaging, voice, and video calls for individuals and businesses. It provides reliable global connectivity, file sharing, and advanced features like scheduled meetings and remote data control. Designed with privacy at its core, it ensures your conversations remain protected.

Encrypted messagingHigh-quality voice and video callsGroup conferencing
🌐 Social Networking
(73)
free with in-app purchases
13
SecureZIP Reader
SecureZIP Reader
SecureZIP Reader
by PKWARE, Inc.
Free

Access and view compressed and encrypted files from cloud storage and email. Securely extract sensitive data using passphrases or digital certificates on your mobile device.

Extract and view ZIP filesDecrypt encrypted filesIntegrates with cloud storage
🔧 Utilities
(5)
free
14
Password Manager
Password Manager
Password Manager
Your Security From Hackers
Free

Securely store all your sensitive digital information, including passwords, credit card details, 2FA codes, and files, in an end-to-end encrypted vault. Share data securely with others and generate strong, unique passwords for all your accounts. Access your information quickly and safely across all your devices.

End-to-end encrypted vaultSecure password generatorPrivate encrypted groups with sharing
📊 Productivity
(2.9K)
free with in-app purchases
15
PlaySimple Cryptogram
PlaySimple Cryptogram
PlaySimple Cryptogram
Solve Word Logic Puzzles
Free

Engage in a word logic puzzle game where you decode encrypted messages by substituting letters. With varying difficulty levels and diverse categories, it offers a stimulating challenge for puzzle enthusiasts of all kinds.

Hundreds of engaging cryptogram puzzlesPuzzles from diverse categoriesIntuitive and straightforward gameplay
🎮 Games
(21K)
free with in-app purchases
16
Cryptogram Tale
Cryptogram Tale
Cryptogram Tale
Unravel the hidden story!
Free

Decode encrypted messages to reveal hidden stories. This word puzzle game challenges you to break codes by substituting letters, offering hundreds of tales and thousands of cryptograms to solve. Customize your experience with various fonts and color schemes, and use hints when needed.

Hundreds of talesThousands of cryptogramsDozens of fonts
🎮 Games
(1.6K)
free with in-app purchases
17
Xave: Encrypted Data Vault
Xave: Encrypted Data Vault
Xave: Encrypted Data Vault
Securely Store Private Files
Free

Securely store and manage private files locally on your device with advanced encryption. Access your data with multi-factor authentication and share encrypted files seamlessly with others.

Local encrypted file storageMulti-factor authentication (PIN, biometrics)Encrypted file sending and receiving
📊 Productivity
(4)
free
18
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
(255)
free
19
Cipchat - Encrypted Messenger
Cipchat - Encrypted Messenger
Cipchat - Encrypted Messenger
End-to-end encrypted messenger
Free

This app provides secure messaging with end-to-end encryption and messages that disappear after being read. It also offers encrypted voice and video calls for private online communication.

End-to-end encryptionBurn after reading messagesEncrypted voice calls
🌐 Social Networking
(61)
free
20
oneSafe password manager
oneSafe password manager
oneSafe password manager
Fort Knox in your pocket!
$1.99

Securely store and manage all your sensitive information, including passwords, financial details, and documents. This app offers robust AES-256 encryption and cross-device syncing via iCloud or Dropbox for convenient access.

AES-256 encryptionCross-device syncing (iCloud/Dropbox)Secure storage for passwords, documents, and financial info
📊 Productivity
(215)
free with in-app purchases