Free YouTube Thumbnail Resizer
Create a clear 16:9 thumbnail, prepare Shorts cover artwork, or fit your channel banner.
JPG, PNG or WebP · Up to 15 MB / 40 megapixels. Or try the sample.
If an export exceeds this preset’s file-size limit, choose JPG. Your dimensions stay exact.
Downloads are free. Saving to Content Library requires an eligible plan. Images stay in your browser until you choose to save.
Make it fit. Make it yours.
Bring your image and next post together in SocialBlaze.
YouTube image sizes, ready to use
These are practical working sizes. Platforms may crop images differently across devices, placements and publishing methods. Review the final preview before posting.
Video thumbnail · HD — 1280 × 720 px
A compact 16:9 export. Choose JPEG for smaller files. Export one image at a time; carousel presets create individual cards.
Video thumbnail · 4K — 3840 × 2160 px
Higher-resolution 16:9 artwork. Export stays under our conservative 2 MB target. Export one image at a time; carousel presets create individual cards.
Shorts thumbnail artwork — 2160 × 3840 px
YouTube Studio thumbnail options vary by device and account. Export one image at a time; carousel presets create individual cards.
Channel banner — 2560 × 1440 px
Keep important text within the central 1546 × 423 area. Export one image at a time; carousel presets create individual cards.
Podcast playlist thumbnail — 1080 × 1080 px
Use this export as a starting point, then check your platform’s final preview. Export one image at a time; carousel presets create individual cards.
Profile picture — 800 × 800 px
Keep faces and logos centered for circular crops. Export one image at a time; carousel presets create individual cards.
Can I save on Free Forever?
You can download your image without an account. Content Library keeps its existing plan access; creating a Free Forever account does not unlock library storage.
