Social Image Resizer
Resize photos to the right size for Instagram, Stories, X, LinkedIn, Facebook, YouTube, Pinterest, WhatsApp and link previews, one or many at once.
Free · No upload · 100% on your device
Choose files, or drop them here.
JPG, PNG, WebP, AVIF, GIF · Nothing is uploaded.
How to use Social Image Resizer
- Choose images, or drop it on the page.
- Choose the settings in the side panel.
- Select “Resize”.
- Download the result. Your original file is left unchanged.
Private by design. Everything you type, open or record is processed in this browser tab and is never uploaded to KittySuite.
About Social Image Resizer
Choose the platform and the photos are cropped or fitted to its recommended size. “Fit on blurred photo” keeps the whole picture, useful for landscape photos in a Story. Sizes follow each platform’s recommended upload size in 2026.
Your files are read in this browser tab and never uploaded. Nothing is stored after you close the page, and there is no size limit beyond your device’s memory.
Social Image Resizer: frequently asked questions
How do I resize a photo for social media?
Choose the platform and add your photos. They are cropped or fitted to its recommended size.
Which platforms are included?
Instagram post, portrait and Story, X, LinkedIn post and square, Facebook, YouTube thumbnail, Open Graph, Pinterest, WhatsApp status and profile pictures.
How do I post a landscape photo as a Story?
Choose “Fit on blurred photo”, which keeps the whole picture with a soft blurred copy behind it.
Are the sizes up to date?
They follow each platform’s recommended upload size in 2026. Platforms do change them, so check their help pages for anything critical.