Platform Specs
8 platforms
Publishing
KDP (Amazon)
Self-publish print and eBooks on Amazon's platform. Get your sizing right or face rejection.
Cover (6×9)2775 × 4200 px
Interior DPI300 DPI min
Cover DPI300 DPI min
File formatPDF
Design
Canva
Design graphics, book covers, planners, and social content. Custom dimensions matter.
Custom canvasUp to 8000×8000 px
Export DPI (print)300 DPI
Export DPI (screen)96 DPI
Max file export~500MB
Video
CapCut
Edit videos for TikTok, Reels, YouTube Shorts, and more. Wrong ratios = cropped content.
TikTok/Reels1080 × 1920 (9:16)
YouTube Standard1920 × 1080 (16:9)
Square1080 × 1080 (1:1)
Frame rate24–60 fps
Marketplace
Etsy
Sell digital downloads and physical products. Listing images make or break your click-through rate.
Listing image2000 × 2000 px
Aspect ratio1:1 (square)
Max images/listing10 images
Max file size20 MB per image
Marketplace
Gumroad
Simple digital product sales. Clean product pages that convert — get your cover art right.
Cover image1280 × 720 px
Aspect ratio16:9
Max file size16 GB
Profile avatar250 × 250 px
Pinterest
Visual discovery platform. Tall pins dominate. Wrong ratio means your pin gets buried.
Standard pin1000 × 1500 px
Aspect ratio2:3
Story pin1080 × 1920 px
Max file size20 MB
TikTok
Short-form video powerhouse. Get the safe zones right or your text gets cut off by the UI.
Video size1080 × 1920 px
Aspect ratio9:16 vertical
Profile photo200 × 200 px
Max duration10 min
Instagram
Feed posts, Reels, Stories — each format has different dimensions. One size does not fit all.
Feed post1080 × 1080 px
Reels / Story1080 × 1920 px
Portrait post1080 × 1350 px
Profile photo320 × 320 px
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⚡ Pro Features
Unlock for $9/mo
Pro
KDP Size Calculator
Enter your page count and trim size — get your exact spine width, full cover width, and bleed dimensions instantly.
Page count→ Spine width
Trim size→ Cover px
Paper type→ Bleed
Pro
Canva Templates
One-click pre-sized Canva templates for every platform and format. Open and design — no setup required.
KDP 6×9 CoverOpen in Canva →
Pinterest PinOpen in Canva →
Etsy ListingOpen in Canva →
Pro
Launch Checklists
Step-by-step pre-launch checklist for KDP, Etsy, and Gumroad. Check off every box before you hit publish.
KDP Checklist23 steps
Etsy Checklist18 steps
Gumroad Checklist14 steps
Quick Compare — Cover & Image Sizes
All platforms
| Platform | Primary Image Size | Aspect Ratio | DPI (Print) | Max File Size | Canva Template? |
|---|---|---|---|---|---|
| KDP (6×9 Cover) | 2775 × 4200 px | 2:3 | 300 DPI | Varies | ✓ |
| Canva (KDP cover) | 6.25 × 9.25" | Varies | 300 DPI (PDF Print) | ~500MB | ✓ |
| Etsy Listing | 2000 × 2000 px | 1:1 | 72 DPI | 20 MB | ✓ |
| Gumroad Cover | 1280 × 720 px | 16:9 | 72 DPI | 16 GB (products) | ✗ |
| Pinterest Pin | 1000 × 1500 px | 2:3 | 72 DPI | 20 MB | ✓ |
| TikTok Video | 1080 × 1920 px | 9:16 | — | 4 GB | ✓ |
| Instagram Feed | 1080 × 1080 px | 1:1 | 72 DPI | 30 MB | ✓ |
| Instagram Reels | 1080 × 1920 px | 9:16 | — | 1 GB | ✓ |
| CapCut (TikTok) | 1080 × 1920 px | 9:16 | — | — | ✓ |