Fibonacci ToolBox

Rotate, flip & crop

Rotate, mirror, convert to greyscale or centre-crop to a standard aspect ratio.

Rotate, flip & crop options
Images
Drop files here or click to browse
Images (incl. HEIC) · up to 25 MB each, 30 max · paste works too
Runs in the background · stops after 180s
Results appear hereAdd your files, adjust the options and press Run.
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Image converter

Convert between PNG, JPEG, WebP, AVIF, GIF, BMP, TIFF and ICO — HEIC photos from iPhones included.

Open tool files

Resize image

Resize to fit, fill-and-crop, exact dimensions or a percentage, in bulk.

Open tool files

Compress image

Shrink photos for the web: re-encode, optionally downscale, strip metadata, and see the savings.

Open tool files

EXIF viewer & remover

See what a photo reveals — camera, time, GPS location — and download a clean copy.

Open tool files