uchat vs ZERO Messenger
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
uchat
This messaging app offers a simple, reliable, and private way to connect with friends and family. All conversations are end-to-end encrypted, ensuring only participants can read messages or listen to calls. It uses your phone number for quick setup and contact discovery.
- End-to-end encryption
- Private calls and messages
- No usernames or logins
- Uses phone number for contacts
- Simple and reliable connections
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UChat is simple, reliable, and private, so you can easily keep in touch with your friends and family. Your personal messages and calls to friends and family are end-to-end encrypted. No one outside of your chats, not even UChat Team, can read or listen to them. Simple and secure connections, right away All you need is your phone number, no user names or logins. You can quickly view your contacts who are on UChat and start messaging.
ZERO Messenger
A secure and private messaging app built on decentralized architecture. It offers end-to-end encryption, Web3 integration, and no ads or surveillance. Reclaim your digital rights with this free, anonymous communication tool.
- Decentralized architecture
- End-to-end encryption
- Web3 wallet login
- Token-gated chats
- Cross-device access
- No phone number required
- Sleek and minimal design
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Decentralized messaging for everyone. ZERO Messenger is secure, private, and free. No ads, no surveillance – reclaim your digital rights with ZERO. Decentralized - ZERO Messenger is built on decentralized architecture. Encrypted data is hosted on and shared between ZODEs; you can choose which ZODE will host your account, or you can run one of your own! Private - All conversations are end-to-end encrypted. No ads, no surveillance, completely anonymous; users are not required to provide personal data to create an account. Web3-Native - ZERO Messenger boasts Web3 (Ethereum) wallet login, identity verification with ZERO ID, the ability to create and join token-gated chats, and more. All Your Devices - Available on Web and Mobile. Access your conversations on all your devices. Secure Conversations of Any Size - Collaborate and share with individuals or groups of people in private, encrypted conversations. No Phone Number Required - Sign up with an Ethereum wallet and verify your identity with a ZERO ID. Sleek and Minimal - Designed with simplicity and ease of use in mind. Who are we? ZERO is a small startup empowering the citizens of our digital age with Web3 and decentralized technology. ZERO apps are built according to our values: Sovereignty, Decentralization, Security, Open Source, and Censorship Resistance.
Screenshots
Verdict
The clearest difference is rating: ZERO Messenger at 4.7 against uchat's 4.2. ZERO Messenger also leads on update cadence (weekly vs every 3 months) and ratings volume (15 vs 5). uchat's advantage is iOS requirement (15.6 vs 18.5). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
ZERO Messenger holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 5 and 15 respectively.
uchat ships an update every 3 months, ZERO Messenger weekly. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.
| Parameter | uchat | ZERO Messenger |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) | 4.7 (15 ratings) — better |
| Positive reviews | — | 77.8% of reviews |
| Number of ratings | 5 | 15 — better |
| Update frequency | Every 3 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.5 |
| Further details — not scored | ||
| Size | 110 MB | 248 MB |
| Age rating | 4+ | 4+ |
| Developer | Hasan Hamed Mahmood Alhusseini | Zero to Infinity, Inc. |
Customer experience
uchat
ZERO Messenger
In-app purchases
uchat
No in-app purchases
ZERO Messenger
No in-app purchases









