Resize Image for Slack Profile Photo

Auto-set to 512x512 pixels — the recommended Slack profile picture size.

Drop your image here 🍡

PNG, JPG, WebP, BMP — any size, mochi handles it all

Resized Image
Result
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Image too small? Sharpen first

If your image is smaller than the target size, use Sharpen for better clarity, then resize.

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Specification Value
Recommended Size512 x 512 px
Min Size192 x 192 px
Aspect Ratio1:1 (square)
FormatJPEG, PNG, GIF
Display Size36px in chat, 192px in profile

Frequently Asked Questions

What size should a Slack profile photo be?
Slack recommends 512x512 pixels for profile photos. The image is displayed at 36px in chat messages and up to 192px in profile views. Upload at 512x512 for best quality at all sizes.
Can I use a GIF as my Slack profile photo?
Yes, Slack supports animated GIFs as profile photos. The GIF will play in your profile view but may show as a static frame in chat messages depending on workspace settings.