Usefulunpack APK

UsefulUnpack 中文** | **English** | **繁體中文** | **日本語** A lightweight Android file manager and archive packing/unpacking tool. Supports **XP3** (Kirikiri), **PFS** (Artemis), **NSA/SAR** (NScripter), **YPF** (YU-RIS), **RGSS** (RPG Maker XP/VX/VX Ace), **RPA** (Ren'Py), **INT** (CatSystem2), **KSD** (Kirikiri2), **ZIP**, **7z**, **RAR**, **LZ4**, and **ISO 9660** disc images — with native Rust-powered extraction and packing. Features | Feature | Description | |---------|-------------| | 📁 **XP3** | Pack & unpack Kirikiri .xp3 archives; **cxdec content filter** (classic) detected, shown (preview title / scan / uu l) and written back — repacking a cxdec game keeps its encryption | | 📦 **PFS** | Pack & unpack Artemis .pfs / .pf6 / .pf8 archives | | 📜 **NSA/SAR** | Unpack NScripter .nsa / .sar archives (LZSS + SPB), **pack** (stored / LZSS) | | 🗜️ **ZIP** | Browse/extract/pack ZIP (AES-256, split volumes); **PKWARE multi-disk** (.z01/.z02/.zip) with **cross-disk entries**; **in-place edit** — replace / delete / add entries without repacking the whole archive, **AES flag preserved** for untouched encrypted entries; edits save as a name-cn.zip copy (original untouched) | | 📦 **YPF** | Unpack YU-RIS .ypf archives with adaptive boundary detection | | 🐍 **INT** | Unpack CatSystem2 (KIF) .int: entry names are permuted, offsets/sizes and payloads are Blowfish-encrypted, and **the key lives…