✳ VALIDATOR · SPOTIFY CANVAS
Image validator for Spotify Canvas
Pick a image file. Koldflux reads metadata locally and reports PASS / WARNING / FAIL / UNKNOWN against Spotify Canvas. Nothing uploaded.
Extension and MIME type are labels, not proof of the container. Dimensions and duration come from this browser's media reader. Files and measurements are not sent anywhere.
What this checks
- Container compatibility (does Spotify Canvas accept this extension)
- File size vs. Spotify Canvas max
- Aspect ratio vs. Spotify Canvas recommended
Convert a failing file in one click: /tools/convert
Automate this in Koldflux