iPad & iPhone

EPUB Viewer Pro
Productivity
Unzip - Unarchive Expert
Utilities
PDF Splitter + PDF Merge
Productivity
RAR Extractor - Unarchiver
Utilities

Mac

EPUB Viewer Pro
Productivity
PDF Splitter + PDF Merge
Productivity
RAR Extractor - Unarchiver
Utilities
Unzip - RAR ZIP 7Z Unarchiver
Utilities
RAR Unarchiver - Unzip RAR ZIP
Utilities
PDF & Document Converter
Utilities