Slack Emoji Maker

Create custom emojis for your Slack workspace 💼

Drop your image here 🎨

PNG, JPG, GIF up to 10MB

Original

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Or try with one of these:

Perfect for:

Discord

Slack

Teams

Twitch

How to Create Slack Emojis

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Upload Your Image

Upload any image to convert into a Slack emoji - team logos, inside jokes, reaction faces, or custom symbols. Supports JPG, PNG, and GIF formats.

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Choose Animation & Size

Select from 10+ animation effects to make your emoji stand out. Choose 128px for optimal quality. Animated emojis add extra personality to team communication.

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Download & Upload to Slack

Download your emoji as a GIF. Upload to your workspace via Customize Workspace > Emoji > Add Custom Emoji. Give it a name and it's ready for the whole team to use!

Works with Discord, Twitch, Microsoft Teams, and more

Slack Emojis for Every Workspace

Workspace Culture & Branding

Build your team's unique culture with custom Slack emojis. Create reactions that represent inside jokes, company values, or memorable moments. Design emojis featuring your company logo, mascot, or team traditions. Help remote teams feel connected through shared visual language.

Team Communication & Reactions

Enhance async communication with expressive custom reactions. Create emojis for common responses like "reviewing", "deployed", "approved", or "need coffee". Replace text-heavy replies with quick emoji reactions that keep conversations flowing. Perfect for standups, feedback, and celebrations.

Department & Channel Identity

Give each department or channel its own emoji identity. Design custom emojis for engineering, design, sales, marketing, and support teams. Create channel-specific reactions for announcements, wins, or blockers. Help new team members understand workspace dynamics through visual cues.

Slack Emoji Maker FAQs

What size do Slack emojis need to be?+

Slack recommends 128×128 pixels for custom emojis. Maximum file size is 128KB for free workspaces and 1MB for paid workspaces (Pro, Business+, Enterprise). EmojiCreator.ai automatically exports at the correct 128×128px dimensions.

How do I add a custom emoji to Slack?+

In Slack, click your workspace name → Settings & Administration → Customize your Workspace → Add Custom Emoji. Upload your PNG or GIF file and give it a name. You need admin or the "Add Custom Emoji" permission.

What format do Slack emojis need to be?+

Slack accepts PNG, JPEG, and GIF formats. PNG with a transparent background is recommended for the best display. GIF files support animation — Slack will display the animation when the emoji is used in messages.

Can free Slack workspaces add custom emojis?+

Yes. All Slack workspaces — including free plans — can add unlimited custom emojis. The only restriction on free plans is a 128KB maximum file size per emoji, compared to 1MB on paid plans.

How many custom emojis can a Slack workspace have?+

Slack workspaces can have unlimited custom emojis. There is no cap on the number of emoji slots for any plan. Only the file size per emoji is limited (128KB free, 1MB paid).

Can I use animated GIFs as Slack emojis?+

Yes. Slack fully supports animated GIF emojis. Upload your GIF (under 128KB for free workspaces), name it, and Slack will animate it whenever the emoji is used. Keep the animation short for the best effect.

Browse Emoji Packs