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1080×1080
shown at 20%
Feed Image - Square (1:1)
Square
- Size (px)
- Ratio
- 1:1
PropellerAds — Native interstitial icon
Square · Native · Verified 2026-07
Live preview
256×256
shown at 100%
In context
Sample feed post
Full specification
Size (px)
Ratio1:1
Max weight300 KB
FormatsJPG, PNG, GIF
Text limits n/a
Notes & best practice
A square brand icon is shown alongside the interstitial title and description.
It has a separate 300 KB weight limit, while the main image body has a 720 KB limit.
Frequently asked questions
What size is the PropellerAds Native interstitial icon?
The PropellerAds Native interstitial icon is 256×256 px, aspect ratio 1:1.
What is the aspect ratio of the PropellerAds Native interstitial icon?
1:1. At the recommended resolution that is 256×256 px.
What is the maximum file size for the PropellerAds Native interstitial icon?
Up to 300 KB, in JPG, PNG, GIF.
What file formats does PropellerAds accept for the Native interstitial icon?
JPG, PNG, GIF.
Why does PropellerAds crop my Native interstitial icon?
PropellerAds shows Native interstitial icon at 1:1. Upload exactly 256×256 px and keep key content in the safe area so nothing gets cut off.
Is 256×256 still correct for the PropellerAds Native interstitial icon in 2026?
Yes. Last verified 2026-07 against the official PropellerAds documentation.
Check your creative
Test a file against this exact spec before you upload it anywhere.
Nothing is uploaded or saved — the check runs entirely in your browser.