GIF Compressor
GIFをオンラインで圧縮し、容量を減らして読み込みを高速化。共有しやすいアニメーションに最適化します。
高速圧縮。無料で試せます。ソフト不要。
GIF ファイルをアップロード
ドラッグ＆ドロップまたはクリックして選択
最大 20MB の GIF ファイルに対応
Why compress GIFs
Every platform has a size limit
The same GIF that works on your desktop fails silently in Discord, gets clipped in Gmail, and slows down your blog. Compression fixes all three.
Stay under the limit
Discord & Slack
Discord free tier caps uploads at 8 MB. Slack free workspaces at 1 MB. One click of GIF Compressor gets any GIF under the limit without visible quality loss.
Fast-loading inbox GIFs
Email Campaigns
Gmail clips GIFs over 1 MB in many clients. Keep your animated email headers under 800 KB and they render fully in every inbox, every time.
Page speed without sacrifice
Web & Blog
Large GIFs hurt Core Web Vitals. Compress your inline GIFs to keep pages snappy — most GIFs compress 60–80% with no visible difference at default settings.
Why Moxion
Compress in your browser, instantly
No software to install, no export dialogs to navigate. Upload, preview, download. Done in under 10 seconds.
| Feature | Moxion✦ | Ezgif | GIMP | Photoshop |
|---|---|---|---|---|
| Browser-based (no install) | ✓ | ✓ | – | – |
| Lossy compression (smallest output) | ✓ | ✓ | – | ✓ |
| Lossless compression option | ✓ | ✓ | ✓ | ✓ |
| No watermark | ✓ | ✓ | ✓ | ✓ |
| Preview before download | ✓ | ✓ | – | ✓ |
| Preserves animation | ✓ | ✓ | ✓ | ✓ |
| Free to use | ✓ | ✓ | ✓ | – |
Free account · 10 uses/day · No watermark
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High-intent workflow
Most compression jobs start with Discord upload limits
The highest-intent compression use case is usually Discord: get a reaction GIF under the 10 MB free upload cap, keep a sticker or emoji as light as possible, or shrink a loop enough that it previews quickly in chat. Compress first when size is the blocker, then resize or switch to MP4 if the file still feels heavy.
Free upload
<10 MB
Best for getting a normal GIF upload accepted without paid upload tiers.
Emoji & sticker
lighter is safer
Small animated assets preview faster and are easier to reuse across servers.
Fallback
MP4 if needed
If a GIF is still bulky, move it to MP4 for smaller files and broader playback.
After compression, offer a video version for broader reach
Compression keeps the GIF light for chat, email, and blogs. When the asset needs more range, move the same idea into a video workflow.
なぜ GIF Compressor を使うの？
ファイルサイズ削減
大きなGIFもアップロード・共有しやすくなります。
高速読み込み
最適化されたGIFはサイト表示速度を改善します。
SNS向き
小さいファイルは投稿しやすく配信しやすいです。
品質を調整可能
見た目と容量のバランスを用途に合わせて調整できます。
GIFを圧縮する方法
GIFをアップロード
最適化したいGIFを選択します。
圧縮レベルを選ぶ
バランス設定または詳細オプションを選択します。
圧縮開始
GIFを処理し、結果を確認します。
圧縮後ファイルを保存
共有や公開用に小さくなったGIFをダウンロードします。
GIF圧縮の主な用途
Web最適化
大きなGIFを軽量化してページ速度を改善します。
SNS投稿
アニメーションをより簡単にアップロード・共有できます。
メール配信
軽量GIFはニュースレターやメールマーケティングに適しています。
コンテンツ公開
ブログ、LP、製品アップデートで使いやすくなります。
よくある質問
Related Tools
数秒で GIF を圧縮
軽量化して、共有と表示をもっと快適に。
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