Iris Chat vs Nostrich
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Iris Chat
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Iris Chat is a private messaging app for direct and group chats. Your secret key and message history stay on your devices, and encrypted messages move through message servers you choose. Use Iris Chat to: - Chat one-to-one or in groups - Link your devices with a code - Attach photos and files - Keep messages moving nearby over Bluetooth or Wi-Fi when you turn it on - Block or report unwanted contacts Iris Chat does not include third-party analytics, advertising SDKs, or behavioral tracking.
Nostrich
This social networking app allows users to explore the Nostr network without requiring sign-ups or personal accounts. It facilitates direct peer-to-peer transactions, live audio and video streaming, and content creation, all while prioritizing user privacy and data ownership.
- No signup required
- Direct Bitcoin Lightning zaps
- Live audio and video streaming
- Long-form post creation
- Multiple identity support
- Privacy-focused design
- Post analytics
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Nostrich is a fast, free Nostr client built around one simple idea: your identity, your feed, your keys. No signup. No username and password. No platform account to create. Bring your existing Nostr identity or start exploring without signing in. EVERYTHING NOSTR, IN ONE APP Follow the people you care about and build your own feed. Discover what's happening across Nostr with Trending feeds covering the last 1, 4 or 24 hours. Send and receive zaps over Bitcoin Lightning, directly between people. Join live audio Spaces or start your own. Spaces are open across Nostr, so people using other compatible clients can join the same conversation. Watch live streams, chat and zap without leaving the app. Read and publish long-form posts across topics including Bitcoin, technology, science, art, food, history and more. Explore trending hashtags, Nostr network activity and statistics. See how your own posts are performing with analytics for zaps, replies, reposts, reactions and reach. Use multiple Nostr identities and switch between them instantly. YOUR IDENTITY GOES WITH YOU Nostrich doesn't own your account. Your identity is built on your Nostr keys, and your profile, follows and posts can move with you across compatible Nostr apps. If you stop using Nostrich, your Nostr identity stays yours. PRIVACY BY DESIGN Your private key stays on your device and is protected by the iOS Keychain. It is never sent to Nostrich servers. You can also use a remote signer to keep your private key on another device entirely. Posts are published directly to Nostr relays. Media can be uploaded to independent storage providers. Private messages are encrypted end to end. No tracking pixels. No advertising profiles. No personal data business. FREE. NO CATCH. No ads. No subscription. No premium tier. Nostrich is free to use. Available on iPhone, iPad and the web.
Screenshots
Verdict
The clearest difference is update cadence: Nostrich at daily against Iris Chat's every 5 days. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Iris Chat ships an update every 5 days, Nostrich daily. Both last shipped on October 24, 2026.
| Parameter | Iris Chat | Nostrich |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 5 days | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 101 MB | 58 MB |
| Age rating | 4+ | 17+ |
| Developer | Sirius Business Oy | RHXO Technology |
In-app purchases
Iris Chat
No in-app purchases
Nostrich
No in-app purchases
