Kakao Channel Message - Wide List Sub Image Ad Size
400×400px · 1:1
The recommended size for Kakao Channel Message - Wide List Sub Image ads is 400×400px (ratio 1:1). Accepted file format: JPG/PNG, with a maximum file size of 10MB.
Placement spec
| Recommended size | 400×400px |
|---|---|
| Aspect ratio | 1:1 |
| File format | JPG/PNG |
| Max file size | 10MB |
| Description max characters | 30 |
Frequently asked questions
What is the correct size for Kakao Channel Message - Wide List Sub Image ads?
The recommended size is 400×400px with a 1:1 aspect ratio.
What are the file format and size limits?
Accepted file format: JPG/PNG, with a maximum file size of 10MB.
Can I convert an existing banner to this size automatically?
Upload your original banner to ImageFactory banner resize and it is automatically converted to 400×400px and 1,400+ other placement sizes. For placements with a safe zone, AI keeps key elements inside the safe area.