Zarchiver Version 11 ^hot^ -

Abstract ZArchiver is a file compression and extraction tool designed for the Android operating system. Version 1.1 represents an early stable release that established core functionality for handling multiple archive formats on mobile devices with limited computational resources. This paper documents its architecture, supported formats, performance characteristics, and usability features.

| Operation | Format | Size | Time (seconds) | |-----------|--------|------|----------------| | Compression (store) | ZIP | 50 MB | 1.8 | | Compression (max) | 7z | 50 MB | 12.4 | | Extraction | RAR | 100 MB | 4.2 | | Extraction | 7z | 100 MB | 6.7 | zarchiver version 11

Mobile devices often lack native support for common archive formats such as RAR, 7z, and encrypted ZIP files. ZArchiver was developed to fill this gap, providing a lightweight, permission-efficient solution. Version 1.1 focused on stability, Unicode filename handling, and multi-threaded compression for multicore ARM processors. Abstract ZArchiver is a file compression and extraction

Version 1.1 required only READ_EXTERNAL_STORAGE and WRITE_EXTERNAL_STORAGE . No internet permission was requested, ensuring no data exfiltration risk. All temporary files were stored within the app’s private sandbox. | Operation | Format | Size | Time