reddit Platform Tool

Reddit Flair & Subreddit Emoji Resizer (<64KB)

Compress and resize custom emojis to fit Reddit’s strict 64KB limit for community flair and comment reactions.

≤ 64KB Mod Limit64×64 / 128×128 pxBatch Upload ReadyZero Watermark

Upload GIF or Video to Convert

Drop any GIF or MP4/WebM video. 100% in-browser processing, private & instant. Converts directly to Discord, Slack, Twitch, and Telegram specs.

Supports .gif, .mp4, .webm up to 50MB

AI Transparent Cutout2 Credits

Remove complex backgrounds with neural AI. Smooth edges without white fringe.

Platform Settings

Reddit Flair / Subreddit Emoji

Target Size Limit≤ 250 KB

Standard for Reddit✓ Auto-Locked

Presets:

White Sticker OutlineDie-cut border visible on dark themes

Meme Caption Overlay

Reddit Standard Specs

Dimension:64 × 64 px (or 128 × 128 px)

Max Weight:≤ 64 KB (Strict Mod Limit)

Frame Limit:Auto-optimized to 15–30 frames

Format:GIF / PNG

⚡ 30-Second Spec Cheat Sheet: Reddit Flair / Subreddit Emoji Resizer (≤64KB) Compliance Rules

Requirement	Strict Limit	Technical Notes & Why It Fails
Canvas Resolution	64 × 64 px (or 128 × 128 px)	Square 1:1 prevents black letterboxing bars; retina display at 128px.
Maximum File Size	≤ 64 KB (65,536 bytes)	Strict binary byte check. Upload fails immediately if 1 byte over.
Frame Count / FPS	Auto-quantized to 20–30 frames	Auto-delay compensation preserves animation speed when frames are reduced.
Output Format	GIF / PNG	Optimized palette quantization and transparency masking.

Visual Proof: Real-World Optimization & Cutout Result

Standard GIF

280 KB · 256×256

Rejected by Reddit Mod Tools: "Image must be under 64KB"

Reddit Optimized Flair

54 KB · 64×64

Uploads cleanly in Subreddit Settings → Community Appearance → Emojis

How to Use Reddit Flair / Subreddit Emoji Resizer (≤64KB) (3 Simple Steps)

Upload your emoji or GIF

Drop your file into the resizer.

Scale to 64x64 and 64KB

Palette depth and dimensions are adjusted to hit under 64KB.

Upload to Reddit Mod Tools

Add in Mod Tools → Emojis (supports dragging up to 100 at a time).

Troubleshooting & Common Platform Errors

Why does Reddit have such a small 64KB limit?

Reddit displays user flair icons beside thousands of usernames in high-density comment threads, so they enforce 64KB to prevent browser memory leaks on mobile devices.

Frequently Asked Questions

Can I add memes text captions?

Yes, EmoteGen allows you to overlay top and bottom bold white meme captions before compressing.

Related Platform Compliance Tools

discord

Discord GIF Compressor (<256KB)

Open Tool