File Utilities

Private file utilities

Browser-first tools for inspecting and preparing files without sending their contents to a server.

Compress Image to Exact File Size

Set a maximum size, measure actual browser outputs, and download the clearest practical image that fits locally.

Open target-size optimiser

Private Image Optimizer

Compress images, convert formats, inspect supported metadata, and verify a clean re-encoded output locally.

Open image optimiser

CSV Import Error Checker

Diagnose and repair CSV import problems locally before you share a file with another platform.

Diagnose CSV import problems