Retro Sekai!
Project Sekai but RETRO STYLE.
Free · AltStore Classic · SideStore
iPhone
RetroSekai is in beta! Join the Discord server: https://discord.gg/bVnBx9rDwU Welcome to RetroSekai! RetroSekai is a private server for the popular game Project Sekai (プロセカ, officially HATSUNE MIKU: COLORFUL STAGE) that brings back the game's 2.8.0 version. This version is the last version that has the game's "old UI", a nostalgic and cool UI that was modernized after version 3.0.0 (also known as the 3rd anniversary update). For more information, join our Discord! You can ask questions or discuss RetroSekai with others. Developer: 0x1b1b
More English translations, and a data reset!
Version 2026.0.119 March 2026
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Information
- Developer
- 0x1b1b
- Size
- 160 MB
- Category
- Games
- Compatibility
- Requires iOS 11.0 or later.
- Version
- 2026.0.1 · 19 March 2026
- Available on
- AltStore Classic, SideStore