Osmium Chat vs Cloak.Chat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Osmium Chat
Experience fast, reliable, and private messaging with a global server network. This app offers a free, public API for developers and is independently owned with a privacy-first approach, ensuring no ads or data harvesting.
- Fast global messaging
- Reliable on unstable connections
- Private data infrastructure
- Free public API for developers
- No ads or data harvesting
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FAST - Built on a network of servers distributed around the world to keep messaging and voice fast anywhere. OPEN - Free, public API lets developers build custom bots, integrations, and clients without restrictions. RELIABLE - Built to deliver your messages even on slow or unstable connections. PRIVATE - Your data is stored in your region in our custom-build private infrastructure. INDEPENDENT - Privately owned and privacy first - no ads, no data harvesting, just messaging.
Cloak.Chat
Securely communicate with friends, communities, and teams through end-to-end encrypted messages, voice, and video calls. Features include disappearing messages, organized channels, and on-device encrypted search for ultimate privacy.
- End-to-end encryption
- Encrypted on-device search
- Disappearing messages
- Communities and channels
- Encrypted voice and video calls
- File sharing with encrypted vault
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Cloak is private, end-to-end encrypted communication for communities, friends, and teams. Your messages, calls, and files are encrypted on your device before they ever leave it, so only you and your recipients can read them. Cloak's servers never see your plaintext. Privacy here is the foundation, not a setting. WHY CLOAK - End-to-end encryption by default on messages, voice, video, and screen sharing - Encrypted on-device, so Cloak can never read your conversations - No surveillance, no data mining, no strangers in the middle - On-device encrypted search that keeps your history yours - Disappearing messages that clean up after themselves COMMUNITIES & CHANNELS - Build communities with organized channels and rooms for every topic - Roles and permissions to control who can do what - Calendars and events to keep your group on schedule MESSAGING - Direct messages and group DMs for your closest circles - Rich formatting with markdown, code blocks, custom emoji, reactions, and replies - On-device encrypted search to find anything, fast VOICE, VIDEO & SCREEN SHARING - Crystal-clear encrypted voice and video calls - Group calls that stay private from end to end - Screen sharing for work, gaming, and hanging out FILES & MEDIA - Share files, photos, and media backed by an encrypted file vault - Storage quotas so you always know your space SAFETY & CONTROL - Two-factor authentication and QR device linking for secure sign-in - Block and report tools to keep your spaces healthy - Notifications you can fine-tune AUTOMATION & EXTRAS - Bots and automation to power up your community - Achievements and profile badges to make it yours CLOAK PRO Upgrade any time with an optional auto-renewable subscription to unlock more rooms, larger uploads, more encrypted storage, and expanded voice and video streaming. Cloak is fully usable without it. Your words. Your circle. Your privacy. ——— Cloak Pro is an optional auto-renewable subscription. Payment is charged to your app store account at purchase confirmation. Your subscription renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your device's subscription settings. Terms of Use: https://cloak.chat/terms Privacy Policy: https://cloak.chat/privacy
Screenshots
Verdict
The clearest difference is rating: Cloak.Chat at 5.0 against Osmium Chat's 4.0. Cloak.Chat also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (16.4 vs 18.2). Osmium Chat's advantage is in-app purchases (none vs 2) and ratings volume (5 vs 1). On price, ads and device support 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
Both are free to download. Cloak.Chat sells 2 in-app purchases, starting at $6.99 per month. Osmium Chat asks for nothing beyond the download.
Cloak.Chat holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Osmium Chat has 5 ratings behind it against 1, so its average is the more settled of the two.
Osmium Chat ships an update every 2 weeks, Cloak.Chat every 3 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.
| Parameter | Osmium Chat | Cloak.Chat |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 2 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.2 | 16.4 — better |
| Further details — not scored | ||
| Size | 71 MB | 117 MB |
| Age rating | +12 | 4+ |
| Developer | Uncollapse | James Reich |
In-app purchases
Osmium Chat
No in-app purchases
Cloak.Chat
- Cloak Basic$6.991 Month
- Cloak Pro$14.991 Month








