Comparison

Rosetta Messenger vs BlackX Private Chat

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

Head to head
About

Rosetta Messenger

Features
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Rosetta is a private messenger built for secure everyday communication. Create an account without a phone number, protect access with your recovery phrase, and keep your chats synced across devices. Rosetta supports private conversations, group chats, photos, videos, files, voice messages, replies, forwards, and fast message search. What you can do in Rosetta: - Chat privately with end-to-end encrypted messages - Create multiple accounts whenever you need them - Sign in without using a phone number - Share photos, videos, files, and voice messages - Create groups and manage members - Reply, forward, copy, and organize messages - Restore access with your recovery phrase Rosetta keeps messaging simple, private, and focused on the people you talk to.

About

BlackX Private Chat

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Black-X is a private messenger built around end-to-end encryption. Create an account with a username and an invite โ€” no phone number required. WHAT YOU GET โ€ข Encrypted text, media, and voice notes โ€ข One-to-one audio and video calls โ€ข Multiple accounts on one device (up to 5) โ€ข Official Black-X News channel (read-only updates) โ€ข Multi-device support โ€ข Local vault backup on your device โ€ข Account deletion from Settings INVITE-ONLY New accounts need an invite code from someone you trust. This keeps the network intentional. PRIVACY-FIRST Message content is designed so only conversation participants can read it โ€” not the relay operators. Push notifications stay generic (no message body, no plaintext sender on the push channel). SUPPORT Help and privacy: https://black-x.app/support.html Privacy policy: https://black-x.app/privacy.html

Screenshots

Rosetta Messenger4 screens
BlackX Private Chat4 screens

Verdict

The call

The clearest difference is device support: BlackX Private Chat at 4 against Rosetta Messenger's 1. BlackX Private Chat also leads on iOS requirement (15.6 vs 17.0). On price, update cadence, ads and in-app purchases 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 25, 2026 and October 23, 2026 respectively.

Scorecard2 real differences ยท 4 level
Rosetta Messenger versus BlackX Private Chat: the parameters behind the verdict, then further details
ParameterRosetta MessengerBlackX Private Chat
PriceFreeFree
Update frequencyWeeklyWeekly
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad, iPod, Mac โ€” better
Requires iOS17.015.6 โ€” better
Further details โ€” not scored
Size74 MB113 MB
Age rating17+4+
DeveloperVilis LuseGeorge Gheorghe Dumitru

In-app purchases

None

Rosetta Messenger

No in-app purchases

None

BlackX Private Chat

No in-app purchases

Questions

Is Rosetta Messenger free?
Rosetta Messenger is free to download, with no in-app purchases.
Is BlackX Private Chat free?
BlackX Private Chat is free to download, with no in-app purchases.
Do Rosetta Messenger or BlackX Private Chat have ads?
Neither Rosetta Messenger nor BlackX Private Chat shows ads.
Which is updated more often, Rosetta Messenger or BlackX Private Chat?
Rosetta Messenger ships an update weekly, and BlackX Private Chat weekly. Most recently, Rosetta Messenger was updated on October 25, 2026 and BlackX Private Chat on October 23, 2026.

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