Platform Image Size Cheat Sheets 2026

Every platform has a favorite size, format, and file limit, and they rarely ask nicely. FastEdit keeps 79 of those targets ready, so you can stop hunting docs and export the version that actually uploads.
Mega cheat sheet All platform image sizes on one page 84 targets categorized by platform, with the dimensions, formats, file-size limits, and upload notes you need before exporting →

Mastodon

4 presets with dimensions, formats, file-size limits, and export notes.

Pick a platform size

Open Graph (OG)

2 presets with dimensions, formats, file-size limits, and export notes.

Pick a platform size

Pinterest

2 presets with dimensions, formats, file-size limits, and export notes.

Pick a platform size

PWA (Progressive Web App)

3 presets with dimensions, formats, file-size limits, and export notes.

Pick a platform size

Reddit

3 presets with dimensions, formats, file-size limits, and export notes.

Pick a platform size

Spotify

2 presets with dimensions, formats, file-size limits, and export notes.

Pick a platform size

TikTok

3 presets with dimensions, formats, file-size limits, and export notes.

Pick a platform size

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