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Frankenfile

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Mac app that uses AI to run bulk file tasks - convert, resize, watermark, split PDFs - from plain-language prompts, locally.

What it does

Frankenfile is a macOS app that uses AI to automate tedious file work. Users select files and describe the task in plain language, and it performs operations on images, videos, audio and PDFs - conversions, resizing, cropping, watermarking, trimming, splitting and merging - running locally without uploading files.

Core features

Describe file tasks in plain language
Image ops: convert, resize, crop, watermark, thumbnails
Video ops: convert, trim, resize, extract audio
Audio ops: convert, trim, compress, split tracks
PDF split, merge and convert
Runs locally on Mac with no file uploads

Best for

Batch-converting or resizing images
Watermarking or trimming videos
Splitting and merging PDFs
Automating repetitive file chores on a Mac