Apple Ads vs Reddit Ads image sizes 2026

One file works on both for 0 formats, one layout with two exports for 1, and 1 need their own layout. 1 of 12 layouts below serve both platforms.

Apple AdsvsReddit Ads

Check one creative against Apple Ads and Reddit Ads

Drag & drop your creative or click to choose a file Checked against 21 placements on both platforms

Or type a size

Nothing is uploaded or saved — the check runs entirely in your browser.

Format by format

The main size of each format on both platforms, and whether one file covers both.

Placement	Apple Ads	Reddit Ads	For both
Square	App Icon 1:1— PNG	Image Ad / Promoted Post - Square (1:1) 1:13 MB JPGPNGGIF	One layout, two exports
Vertical / Portrait	iPhone Duo Screenshot (Inner Display) ~7:10— PNGJPEGJPG	Image Ad / Promoted Post - Portrait (3:4) 3:43 MB JPGPNGGIF	Different layouts
Landscape	—	Image Ad / Promoted Post - Landscape (16:9) 16:93 MB JPGPNGGIF	Only on Reddit Ads
Carousel	—	Carousel Ad Card 4:5 (also 1:1, 4:3, 16:9; same ratio on all cards recommended)20 MB JPGPNGGIF	Only on Reddit Ads

One creative set for both

Layouts: 12 · used on both platforms: 1

3:4Image Both

Master size Export sizes Max weight3 MB FormatsPNGJPG

Apple Ads iPad 13" Screenshot 2064×2752·iPad 12.9" Screenshot 2048×2732

Reddit Ads Image Ad / Promoted Post - Portrait (3:4) 1080×1440
9:19.5Image

Master size Export sizes Max weight— FormatsPNGJPG

Apple Ads iPhone 6.9" Screenshot 1320×2868·iPhone 6.5" Screenshot 1284×2778·iPhone 6.3" Screenshot 1179×2556
4:5Image

Master size Export sizes Max weight3 MB FormatsJPGPNG

Reddit Ads Image Ad / Promoted Post - Portrait (4:5) 1080×1350·Carousel Ad Card 1200×1500·Interactive Ad (Quiz, Poll, Countdown) 816×1024
1:1Image

Master size Export sizes Max weight3 MB FormatsJPGPNGGIF

Reddit Ads Image Ad / Promoted Post - Square (1:1) 1080×1080·Free-form Ad (Rich Text Post) 1200×1200
4:3Image

Master size Export sizes Max weight3 MB FormatsJPGPNGGIF

Reddit Ads Image Ad / Promoted Post - Landscape (4:3) 1440×1080·Image/Video Ad Thumbnail (classic-mode) 400×300
0.69:1Image

Master size Max weight— FormatsPNGJPG

Apple Ads iPhone Duo Screenshot (Outer Display)
0.70:1Image

Master size Max weight— FormatsPNGJPG

Apple Ads iPhone Duo Screenshot (Inner Display)
9:16Image

Master size Max weight— FormatsPNGJPG

Apple Ads iPhone 5.5" Screenshot
16:9Image

Master size Max weight3 MB FormatsJPGPNGGIF

Reddit Ads Image Ad / Promoted Post - Landscape (16:9)
9:19.5Video

Master size Max weight500 MB FormatsMOVM4VMP4

Apple Ads App Preview Video (iPhone)
3:4Video

Master size Max weight500 MB FormatsMOVM4VMP4

Apple Ads App Preview Video (iPad 13")
1:1Video

Master size Max weight1 GB FormatsMP4MOV

Reddit Ads Video Ad (Promoted Video)

Text limits

Every value each platform uses for the field, characters unless noted

Field	Apple Ads	Reddit Ads
Headline	—	300
Caption	—	50
Body	—	40000

Video side by side

Apple Ads

App Preview Video (iPhone) 886×1920 · ~9:19.5 · Max duration: 30s (15-30s required) · 500 MB
App Preview Video (iPad 13") 1200×1600 · 3:4 · Max duration: 30s (15-30s required) · 500 MB

Reddit Ads

Video Ad (Promoted Video) 1200×1200 · 1:1 (also 4:5, 4:3, 16:9 supported) · Max duration: Up to 15 minutes (5-30 seconds recommended; minimum 2 seconds) · 1 GB