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Optimize image files on a Mac

Make precise size and crop changes

Edit, compare and convert image files

Compress PNG files with palette quantization

Recompress and check PNG images

Losslessly optimize PNG and APNG files

Optimize images with a live before-and-after view

Mac screenshot app that adds backgrounds, text recognition and annotations.

Central S/MIME and PGP with an encrypted-PDF fallback

Video conversion with preview, effects, and batch work

Batch video conversion with track selection and basic editing

Collect and export PDF highlights and annotations

Edit, convert, redact, and collect signatures on PDFs

Reflow PDFs and DjVu documents for smaller screens

Resize images, edit GIFs and prepare icons

AI math solver and tutor with step-by-step answers, PDF homework help, and study tools.

Media conversion with batch rules and watch folders

Bulk file conversion with folder input and output choices

Video and audio conversion with optional batch merging

Convert files and chain operations into reusable desktop recipes

Optimize uploaded and delivered website images

Compare compressed image copies in real time

Video conversion with batch processing and preparation tools

Convert and prepare media for playback or further editing