Mosavi vs Rubicone
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mosavi
This app provides a decentralized and encrypted messaging experience using the Nostr protocol. It prioritizes user privacy with anonymous registration and end-to-end encryption for all communications. Enjoy secure voice, video, and group chats without sharing personal information.
- End-to-end encryption
- Anonymous registration
- Decentralized architecture
- Voice and video calls
- Group chat creation
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Mosavi is a chat application based on the Nostr protocol. It's completely free and user-friendly. The registration process for MOSAVI is extremely simple, with no email or phone number needed. Key features of Mosavi include: - Secure messaging: Your messages stay between you and the recipient. - Easy registration: Get started with a unique account key — quick and hassle-free. - Voice and video calls: Enjoy high-quality voice and video calls. - Group chat creation: Create chat groups for various contexts like work, family, or friends. Join Mosavi and step into a new era of social interaction.
Rubicone
Connect with others through secure and private communication. Share your thoughts and feelings in personal columns, and interact with content through comments and direct messages. Build your audience and foster new connections.
- Secure communication
- Confidential information sharing
- Member registration
- Personal columns
- Content interaction
- Direct messaging
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Rubicone is a social software that provides users with secure and confidential communication and information dissemination services. Membership Users can register as a member to get followers, favorites, private messages and other functions. Columns Users can open their own column, and publish column stories, share their feelings and attract fans. Interaction Users can leave comments to the column, contact with the author of the column, make friends or establish business cooperation.
Screenshots
Verdict
The clearest difference is rating: Rubicone at 5.0 against Mosavi's 4.1. Mosavi's advantage is in-app purchases (none vs 16) and ratings volume (80 vs 1). On price, update cadence, ads 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. Rubicone sells 14 one-off in-app purchases. Mosavi asks for nothing beyond the download.
Rubicone holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Mosavi has 80 ratings behind it against 1, so its average is the more settled of the two.
Mosavi ships an update every 3 weeks, Rubicone fortnightly. The most recent releases landed on September 23, 2026 and September 9, 2026 respectively.
| Parameter | Mosavi | Rubicone |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (80 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 39.1% of reviews | — |
| Number of ratings | 80 — better | 1 |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 119 MB | 111 MB |
| Age rating | 4+ | 4+ |
| Developer | Mosavi | HEXELK LLC |
Customer experience
Mosavi
Rubicone
In-app purchases
Mosavi
No in-app purchases
Rubicone
- 專欄時長2 variants$1.00
- 專欄時長2 variants$2.00
- 參與宣傳$10.00
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- 購買專欄時長$699.00
- 購買專欄時長$799.00
- 購買專欄時長$899.00
- 購買專欄時長$999.00
