Interactive Reference Guide
Never get cropped out again. The exact pixel dimensions and aspect ratios for posts, stories, and reels across every major network.
Full-Screen Vertical
Designed to take up maximum mobile screen estate. Always keep your core captions and branding centered away from the top and bottom UI overlays.
Format: MP4 or MOV · Max length: 90 seconds
Feed Stop-Power
The optimal size for static feed posts. It occupies significantly more vertical space than a standard square, holding user attention longer while scrolling.
Format: JPG or PNG · Max size: 30MB
Professional Landscape
Standard aspect ratio for blog share cards, website link previews, and professional thought-leadership graphics on professional network feeds.
Format: JPG or PNG
Cross-Platform Safe
The timeless standard. Perfectly balanced for Instagram grid alignment, Threads visual attachments, and clean display across Mastodon and Bluesky.
Format: JPG, PNG, or GIF
| Platform | Format | Aspect Ratio | Dimensions (Pixels) |
|---|---|---|---|
| Square Post | 1:1 | 1080 × 1080 | |
| Portrait Post | 4:5 | 1080 × 1350 | |
| Stories / Reels / Live | 9:16 | 1080 × 1920 | |
| Feed Post / Shared Image | 1.91:1 / 1:1 | 1200 × 630 / 1200 × 1200 | |
| Stories / Reels | 9:16 | 1080 × 1920 | |
| Threads | Square / Portrait Image | 1:1 to 4:5 | 1080 × 1080 to 1080 × 1350 |
| Shared Image / Post | 1.91:1 | 1200 × 627 | |
| Square Post | 1:1 | 1080 × 1080 | |
| TikTok | Video / Story | 9:16 | 1080 × 1920 |
| Bluesky | Standard Image Post | 1:1 or 16:9 | 1080 × 1080 or 1200 × 675 |
| Mastodon | Standard Image Post | Flexible | 1200 × 675 (Recommended) |