Free Automatic Microsoft Teams Custom Emoji Resizer

Resize and compress a custom Microsoft Teams emoji or reaction in your browser.

1 · Source

Choose one image

Browser only

Drop your image here

PNG, JPG, GIF, WebP, or APNG · up to 25 MB

Browse image

2 · Output

Automatic compliance

We keep reducing colors, quality, frames, and—only when allowed—pixel dimensions until the downloaded file passes.

Microsoft Teams rules

  • JPEG, PNG, or GIF
  • Square images recommended
  • Select a file under 256 KB
  • 128 × 128 px is MakeEmoji's safe output target
Microsoft Teams custom emoji guidance

One file at a time. This resizer prepares an upload-ready image. It does not create packs, native apps, tray icons, cover images, or upload to Microsoft Teams.