Drag & drop image manipulation

Convert, resize, pad and optimize right from the macOS menu bar.

Ditch the online converters
Blazing Fast
A native tool that converts files in seconds.
All images are automagically optimized, guaranteed to come out smaller.
Choose between webp, png or jpeg, with just a single click.
Messer Gold
A yearly subscription that unlocks super powers.
Start at login
Automatically start Messer when your computer starts
Save your own presets for rapid conversion. Includes custom colors.
Automatically convert any file on the Downloads folder
A next generation tool, available today, made in Germany.
Get it on the App Store