ZERO Messenger vs Graf Chat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Graf Chat
A secure messaging app prioritizing privacy with end-to-end encryption and no phone number requirement. It offers biometric app lock and screenshot protection, with tools to block and report abuse.
- End-to-end encrypted chats
- No phone number required for sign-up
- Biometric app lock
- Screenshot protection
- Block and report tools
- Interoperable with Matrix homeservers
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Graf is a security-first private messenger built on the open Matrix protocol. - Username sign-up, no phone number required - End-to-end encrypted 1:1 chats (you hold the keys) - Biometric app lock and screenshot protection - Block and report tools; zero tolerance for abuse - Talk to anyone on Graf or any Matrix homeserver Private by default. We can't read your messages.
Screenshots
Verdict
The clearest difference is review sentiment: Graf Chat at 100% against ZERO Messenger's 78%. Graf Chat also leads on rating (5.0 vs 4.7) and update cadence (every 2 days vs weekly). ZERO Messenger's advantage is ratings volume (15 vs 3). 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.
Graf Chat holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ZERO Messenger has 15 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 78% of ZERO Messenger's written reviews are positive against 100% of Graf Chat's.
ZERO Messenger ships an update weekly, Graf Chat every 2 days. The most recent releases landed on July 8, 2026 and September 18, 2026 respectively.
| Parameter | ZERO Messenger | Graf Chat |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (15 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 77.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 15 — better | 3 |
| Update frequency | Weekly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.5 | 17.0 — better |
| Further details — not scored | ||
| Size | 248 MB | 154 MB |
| Age rating | 4+ | 17+ |
| Developer | Zero to Infinity, Inc. | Venture Deals, Co. |
Customer experience
ZERO Messenger
Graf Chat
In-app purchases
ZERO Messenger
No in-app purchases
Graf Chat
No in-app purchases









