OK.secure vs Chot
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
OK.secure
This app offers private, end-to-end encrypted messaging and a secure crypto wallet. Communicate freely with voice, video calls, and file sharing, all protected by blockchain technology and a zero-knowledge principle. Manage your digital assets with integrated DeFi features.
- End-to-end encrypted messaging
- Voice and video calls
- File and screen sharing
- Non-custodial crypto wallet
- DeFi and crypto trading
- Blockchain technology
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Private Encrypted Messenger & Crypto Wallet platform. The OK.secure app with end-to-end encryption based on blockchain technology for your private and secure communication. OK.secure only requires your internet connection. NO telephone charges for calls, chat with your friends or make a video call with family, friends or colleagues at no additional cost from anywhere in the world. > Encrypted Messenger with File-Sharing - Chat feature with group chat - Receive messages only AFTER accepted invitation; communicate securely and exclusively with your contacts, no threat to privacy - Voice and video calls: Call your friends, family, colleagues and partners anywhere in the world - Screen sharing, privately share your screen with your contacts during the call (web application) - Share files securely and privately, including photos, videos, and voice messages (web application) - Military-grade end-to-end encryption for all features (256-bit AES encryption; RSA 2048-bit key cryptography; Elliptic Curve Cryptography; PBKDF2 key derivation with SHA-256 hashing) OK.secure is simple, FREE and easy to use. OK.secure protects your privacy by encrypting all of your messages and data at NO EXTRA CHARGE. We offer the highest level of security and privacy. Our OK.secure platform operates on a ZERO-KNOWLEDGE principle, providing complete data security. No one but you has access to YOUR personal information. OK.secure privacy features include: * End-to-end encrypted communications and data * Blockchain technology for decentralized digital identities * Decentralized cloud storage * Zero knowledge concept - we can never see your messages or data * Push notifications notify you when new messages arrive * Integrated into the OK.secure web application - use the full range of features from your PC / Mac * Protected privacy - your encrypted data is never be shared with third parties > Crypto Wallet In addition to being a secure messenger, our latest update includes the all-new Crypto Wallet, a one-stop shop for all your crypto needs. Keep all your valuable and private crypto assets in one secure place with end-to-end encryption built into the blockchain. * Store: Keep all your crypto in the most secure place in your own non-custodial crypto wallet (BTC wallet, Ethereum wallet) built into the OK.secure app * DeFi: Buy and trade digital assets from your crypto wallet Wallet features: * Non-custodial multi-cryptocurrency wallet with Bitcoin, Ethereum & Binance Smart Chain support * Crypto/Fiat exchange * Send/request/pay crypto directly in chat * QR scan for easy crypto payments * Biometric authentication * Buy gift cards and vouchers with crypto Visit our knowledge-base: https://www.ok.de/faq Follow us: https://business.facebook.com/OK.de.email What happens in OK.secure stays in OK.secure!
Chot
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Chot* uses end-to-end encryption to secure your messages. Even server does not know your private keys to decrypt. Also it does not contain any advertisement or data collection.
Screenshots
Verdict
The clearest difference is update cadence: Chot at every 5 days against OK.secure's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OK.secure ships an update every 6 weeks, Chot every 5 days. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.
| Parameter | OK.secure | Chot |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 58.3% of reviews | โ |
| Update frequency | Every 6 weeks | Every 5 days โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | โ |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 | 16.6 |
| Further details โ not scored | ||
| Size | 100 MB | 3 MB |
| Age rating | 12+ | 4+ |
| Developer | OK.de Services GmbH | Ates DANIS |
In-app purchases
OK.secure
No in-app purchases
Chot
No in-app purchases









