Comparison

KeeperChat Encrypted Messenger vs Crypviser Secure Messenger

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

KeeperChat Encrypted Messenger

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.

Highlights
  • End-to-end message encryption
  • Self-destruct timer
  • Message retraction
  • Private media vault
  • Biometric login
  • Zero-knowledge security architecture
Features
Read full description

KeeperChat - The leading secure messaging app. Why you need KeeperChat: • Because you deserve privacy. • Because you want to password protect your messages. • Because people are nosey. • Because you need a secure way to share your credit card and password information. • Because it does not store photos in your phone’s main gallery. • Because mistakes happen. • Because photos leak. • Because you changed your mind. • Because you sent something you regret. • Because you text the wrong thing to the wrong person. • Because you want to know when people screenshot your chat. • Because you want to pick up the conversation on your tablet. • Because it is easy to use. • Because all your friends will be on it. Need your private photos and messages to disappear? We’ve got you covered with our self-destruct timer. Sent something you regret? Retract your message without a trace at any time. Need to blur your screen from prying eyes? Our new stealth mode allows you to blur your screen for maximum privacy. Have you lost your phone and therefore all your messages? Login to the app on a new device and restore your conversations. Messaging apps are so easy to use we don’t often think twice about texting personal information to those we trust; however, the products we use to connect to each other were not built to handle this information securely. Existing messaging apps lack our zero-knowledge security architecture and necessary security protocols. KeeperChat enables you to chat with peace of mind knowing you are in control of the content you share, and who you share it with. Easily invite your friends, family, and colleagues to experience the future of secure messaging. Take control with KeeperChat. Product Benefits: • Private vault for messages, photos and videos • Private, encrypted media gallery (nothing is saved on device’s camera roll) • Biometric login and self-destruct protection for vault • Message retraction and self-destruct timer • Two-factor authentication • End-to-end message encryption • Unlimited devices and sync • Secure cloud backup • Private group chats • Auto-logout timer • Customizable messages with themes and animated stickers • Zero-knowledge, encrypted security architecture • Built-in Keeper password vault integration Developed by Keeper Security, the creator of Keeper, the world's most trusted password manager and digital vault. Terms and Conditions. Privacy Policy: https://keepersecurity.com/privacypolicy.html?t=chat Terms of Use: https://keepersecurity.com/termsofuse.html?t=chat

About

Crypviser Secure Messenger

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.

Highlights
  • Blockchain-based encryption
  • Anonymous messaging
  • Private video and voice calls
  • Encrypted file sharing without size limits
  • Man-in-the-Middle attack detection
  • Multi-device support
  • Secure message synchronization
Read full description

Тhe New Standard of Security and Anonymity. Crypviser  is the most private messaging app, as it is based on Blockchain technology. The decentralized Crypviser Messenger lets you to enjoy private video chat & voice calls with automated blockchain encryption. There are no other alternatives available on the market. We utilize Blockchain to eliminate all threats of Man-in-the-Middle attack and solved the historical public key encryption issue by using decentralized encryption keys, exchanges, and authorization algorithms. Your Messages, Videos, Photos, Data, etc will reach their destination unfiltered, and most importantly UNBLOCKED! WHY SHOULD YOU USE CRYPVISER AS YOUR REGULAR CHAT, VOICE & CALLS MOBILE APP? Crypviser is based on Instant Communication Platform which cannot be Blocked or Stopped, Totally Anonymous, Bullet Proof Security using Military Grade Encryption, Salsa 20/20, Ecliptic Curve Cryptology, 512 Hash, Decentralized. Our instant private messenger has introduced a new era of cryptography based on Blockchain technologies. Attacks on your text message are impossible because crucial encryption keys are truly authenticated and distributed among thousands of blockchain nodes. Anonymous. One of our core features is, that only you should decide which text message is to be made public and which isn´t. Crypviser is the unique secure chatting app which doesn't require your phone number or perform SMS verification. Highly Secure. Send text message with our security protocol developed on genuine end-to-end encryption and blockchain based authentication algorithms exceed today´s requirements against all kinds of threats. File sharing. Enjoy sharing as many encrypted and private files, photos or videos as you want without size restriction. So we expand our boundaries from usual smm messenger and allow you limitless activities. Use our video calling app for all media sharing you need. Intrusion Detection. Detect and prevent MiTM ("Man-in-the-Middle") attacks by third parties through network. You will be always informed about eavesdropping attempts by third parties, where an attacker may stealthily listening to the private conversation without your consent. Multi-device support. Enjoy maximum convenience of running encrypted sms in the same message app's account on different devices. Secure sync. Have all your private messages and information synchronized to all your devices while being totally protected in encrypted mode.

Screenshots

KeeperChat Encrypted Messenger4 screens
Crypviser Secure Messenger4 screens

Verdict

The call

The clearest difference is rating: Crypviser Secure Messenger at 4.5 against KeeperChat Encrypted Messenger's 4.2. Crypviser Secure Messenger also leads on review sentiment (76% vs 65%). KeeperChat Encrypted Messenger's advantage is ratings volume (389 vs 81). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Crypviser Secure Messenger holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 389 and 81 respectively. Written reviews point the same way: 65% of KeeperChat Encrypted Messenger's written reviews are positive against 76% of Crypviser Secure Messenger's.

UpkeepUpdate frequency

KeeperChat Encrypted Messenger ships an update every 2 months, Crypviser Secure Messenger every 5 weeks. The most recent releases landed on September 20, 2026 and August 28, 2026 respectively.

Scorecard3 real differences · 7 level
KeeperChat Encrypted Messenger versus Crypviser Secure Messenger: the parameters behind the verdict, then further details
ParameterKeeperChat Encrypted MessengerCrypviser Secure Messenger
PriceFreeFree
Rating4.2 (389 ratings)4.5 (81 ratings) — better
Positive reviews65.1% of reviews75.7% of reviews — better
Number of ratings389 — better81
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.013.0 — better
Further details — not scored
Size109 MB170 MB
Age rating4+4+
DeveloperCallpod Inc.Crypviser GmbH

Customer experience

KeeperChat Encrypted Messenger

All ratings389 ratings
Positive80.2%
Neutral2.8%
Negative17.0%
Written reviews126 reviews
Positive65.1%
Neutral7.1%
Negative27.8%

Crypviser Secure Messenger

All ratings80 ratings
Positive91.3%
Neutral1.3%
Negative7.5%
Written reviews111 reviews
Positive75.7%
Neutral2.7%
Negative21.6%

User reviews

KeeperChat Encrypted Messenger

From 389 App Store ratings

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
  • 💰 Expensive subscription model

Crypviser Secure Messenger

From 81 App Store ratings

What we love

  • 🔒 Blockchain-based encryption and security
  • 🔒 Screenshot detection and intrusion alerts
  • 🔒 Message forwarding and copying restrictions
  • 👍 User-friendly and minimalist interface
  • 🎥 High-quality video and voice calls

Room to improve

  • 💰 Requires paid subscription for full features
  • 🐛 Frequent connectivity issues ('No Internet Connection' errors)
  • 🐛 App crashes and freezes during login
  • 🐛 Unstable performance and crashes
  • 🐛 Messages not delivered reliably

Bugs and requests

KeeperChat Encrypted Messenger

Reported bugs

3 issues
  • Invitations not being received by contacts
  • Inability to delete entire chat histories
  • Inconsistent performance, app crashes and freezes

Requested features

4 requests
  • Ability to organize media in folders
  • Option to change contact display names
  • Customizable notification messages
  • Seamless integration with other devices

Crypviser Secure Messenger

Reported bugs

13 issues
  • No Internet Connection error despite working network
  • Login screen freezes with password field obscured by popup
  • Captcha validation rejects correct inputs
  • Registration fails with 'insufficient characters' error despite meeting requirements
  • App crashes on iOS 12 and older versions
Show 8 more
  • Messages sent but not received or arrive out of order
  • Disappearing message bombs remain indefinitely if unsent
  • Account requires re-authentication after reinstall
  • Video calls auto-disconnect upon connection
  • App crashes when writing messages
  • Last word of messages gets cut off
  • Contacts list disappears after app crash
  • Repeated payment requests despite active subscription

Requested features

8 requests
  • Dark mode option
  • Custom screensaver/wallpaper support
  • Group chat functionality
  • Better photo selection interface (not scrolling through all photos)
  • Complete screenshot blocking (not just alerts)
Show 3 more
  • More blockchain node/server information in subscription details
  • Improved notification system
  • Better contact management tools

In-app purchases

None

KeeperChat Encrypted Messenger

No in-app purchases

None

Crypviser Secure Messenger

No in-app purchases

Questions

Is KeeperChat Encrypted Messenger free?
KeeperChat Encrypted Messenger is free to download, with no in-app purchases.
Is Crypviser Secure Messenger free?
Crypviser Secure Messenger is free to download, with no in-app purchases.
Which has better reviews, KeeperChat Encrypted Messenger or Crypviser Secure Messenger?
Crypviser Secure Messenger is rated higher. KeeperChat Encrypted Messenger averages 4.2 out of 5 from 389 ratings, while Crypviser Secure Messenger averages 4.5 from 81 ratings.
Do KeeperChat Encrypted Messenger or Crypviser Secure Messenger have ads?
Neither KeeperChat Encrypted Messenger nor Crypviser Secure Messenger shows ads.
Which is updated more often, KeeperChat Encrypted Messenger or Crypviser Secure Messenger?
KeeperChat Encrypted Messenger ships an update every 2 months, and Crypviser Secure Messenger every 5 weeks. Most recently, KeeperChat Encrypted Messenger was updated on September 20, 2026 and Crypviser Secure Messenger on August 28, 2026.

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