POP vs Mosavi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
POP
This free and secure instant messaging tool allows for large group chats with tens of thousands of members. Communicate and share files and information anytime, anywhere. It prioritizes a safe and healthy communication environment.
- Free instant messaging
- Secure communication
- Large group chats (tens of thousands of members)
- File and information sharing
- Safe communication environment
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POP - X 是一个简单、免费、快速、安全的即时通讯工具。 您可以创建容纳多达数万名成员的群组聊天，随时随地与他人沟通交流，并分享各类文件与信息。 为了保障良好的使用体验与网络环境，请您仔细阅读注意以下事项： 请遵守当地法律法规及平台使用规范，文明交流，理性沟通。 请勿利用本应用从事任何违法、欺诈、传播不良信息或侵害他人权益的行为。 对于陌生人发送的链接、文件或涉及金钱、隐私的信息，请保持警惕，谨防诈骗。 POP 不会以任何形式向您索取账号密码、验证码或转账操作。 若发现违规内容或异常行为，欢迎通过应用内的反馈渠道进行举报。 我们将持续优化安全机制，努力为用户提供一个可靠、健康的沟通环境。
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.
Screenshots
Verdict
The clearest difference is rating: Mosavi at 4.1 against POP's 3.3. Mosavi also leads on ratings volume (80 vs 8). POP's advantage is iOS requirement (12.0 vs 16.0). On price, review sentiment, update cadence and ads 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.
Mosavi holds the better App Store score, 4.1 against 3.3. That said, the two scores are not equally well evidenced: Mosavi has 80 ratings behind it against 8, so its average is the more settled of the two. Written reviews split almost evenly too, at 40% and 39% positive.
POP ships an update fortnightly, Mosavi every 3 weeks. Both last shipped on September 23, 2026.
| Parameter | POP | Mosavi |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (8 ratings) | 4.1 (80 ratings) — better |
| Positive reviews | 40.0% of reviews — better | 39.1% of reviews |
| Number of ratings | 8 | 80 — better |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 89 MB | 119 MB |
| Age rating | 9+ | 4+ |
| Developer | Switchworks Technologies Inc. | Mosavi |
Customer experience
POP
Mosavi
Bugs and requests
POP
Reported bugs
18 issues- Cannot receive verification code
- Cannot log in to PC
- Account disappeared
- App stuck on 'connecting'
- White wallpaper issue after setting
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- Cannot create group chats
- Cannot receive message notifications
- App crashes after update
- Cannot receive messages
- Verification code not sent for US phone numbers
- Verification code not sent for Taiwan phone numbers
- Verification code not sent for Hong Kong phone numbers
- Cannot receive calls
- Android download issues
- App stuck on registration screen
- Notification issues with archiving
- Message reception delay
- App shows 'updating' constantly
Requested features
12 requests- Develop Android and HarmonyOS versions
- Develop PC version
- Add rich text/image message function
- Add Moments/friend circle function
- Add animated messages
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- Add group polls and group buy functions
- Allow multi-image sending as album
- Improve iOS color scheme customization
- Add theme creation for iOS
- Fix iOS settings malfunction
- Improve video call clarity
- Add CallKit support
Mosavi
Not enough reviews yet to summarise bugs or requests.
In-app purchases
POP
No in-app purchases
Mosavi
No in-app purchases
