📰 *Top 30 Mobile Operating Systems in the World (2025)*
🌐 *Mainstream Mobile Operating Systems*
1. *Android* – *71.75%*
- Developed by Google.
- Dominates global smartphone market.
- Runs on devices by Samsung, Xiaomi, Oppo, etc.
2. *iOS* – *27.78%*
- Developed by Apple.
- Runs exclusively on iPhones and iPads.
- Highly secure and user-friendly.
3. *HarmonyOS*
- Huawei’s operating system.
- 17% share in China; growing globally.
- Used across phones, TVs, IoT devices.
4. *Samsung OS (Tizen)* – *0.29%*
- Samsung’s OS for wearables, TVs, and some phones.
- Minimal smartphone presence.
5. *KaiOS* – *0.03%*
- A feature phone OS.
- Offers WhatsApp, YouTube, Facebook on low-cost phones.
6. *Windows Mobile* – *0.01%*
- Discontinued by Microsoft.
- Still used by a few legacy enterprise users.
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🚀 *Emerging & Open Source Mobile OS*
7. *Xiaomi HyperOS*
- Replaces MIUI on Xiaomi phones.
- Unified platform for mobile and smart devices.
8. *OpenHarmony*
- Open-source variant of HarmonyOS.
- Focuses on cross-device interaction.
9. *PostmarketOS*
- A Linux-based OS for older phones.
- Optimized for long-term use and minimal resource consumption.
10. *BharOS*
- India’s indigenous OS.
- Focuses on security and local app support.
11. *Ubuntu Touch*
- Community-supported Ubuntu OS for phones.
- Maintained by UBports.
12. *Sailfish OS*
- Gesture-based, Linux-based.
- Focuses on security and multitasking.
13. *LuneOS*
- Revival of Palm's webOS.
- Lightweight and open source.
14. *Plasma Mobile*
- KDE project for touch devices.
- Linux-based with full desktop capabilities.
15. *Mobian*
- Brings Debian Linux to mobile devices.
16. *Replicant*
- Fully free Android alternative.
- Focuses on privacy and freedom.
17. *LineageOS*
- Custom ROM based on Android.
- Supports many older phones.
18. *GrapheneOS*
- Android fork for Pixel devices.
- Prioritizes security and privacy.
19. */e/OS*
- De-Googled Android OS.
- Privacy-first with cloud support.
20. *AsteroidOS*
- Open-source smartwatch OS.
- Alternative to Wear OS.
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📜 *Legacy & Regional Mobile Operating Systems*
21. *webOS*
- Originally by Palm, now in LG TVs.- Simple card-based multitasking UI.
22. *BlackBerry OS*
- Once popular for business use.
- Discontinued, replaced by Android versions.
23. *Symbian OS*
- Pioneered by Nokia.
- Now discontinued.
24. *Firefox OS*
- Web app-based mobile OS by Mozilla.
- Discontinued in 2016.
25. *MeeGo*
- Intel and Nokia collaboration.
- Basis for Tizen OS.
26. *Maemo*
- Linux-based precursor to MeeGo.
27. *Bada*
- Samsung’s early OS merged into Tizen.
28. *AliOS*
- Alibaba's OS for smart vehicles and IoT.
29. *Smartisan OS*
- Android-based OS used in China.
- Known for unique design.
30. *ColorOS*
- Android skin by Oppo.
- Shared across Realme and OnePlus devices.