ImageToolbox.app

    Social Media Resizer

    Resize images for Instagram, YouTube, Facebook, Twitter & more.

    Free Forever100% Private

    Select Sizes

    Instagram
    Facebook
    Twitter
    YouTube
    LinkedIn
    Instant Processing
    Private & Secure

    Why Image Dimensions Matter

    Using the correct image sizes ensures your content looks professional.

    Each social media platform has specific image dimension requirements. When you upload an image that does not match these dimensions, the platform will automatically crop or resize it — often cutting off important parts of your image or making it look blurry.

    Using properly sized images ensures your photos look sharp, your graphics display correctly, and your brand maintains a professional appearance across all platforms.

    2025 Social Media Image Size Reference

    PlatformTypeDimensions
    InstagramPost1080 × 1080
    InstagramStory/Reels1080 × 1920
    YouTubeThumbnail1280 × 720
    YouTubeChannel Banner2560 × 1440
    FacebookPost1200 × 630
    FacebookCover Photo820 × 312
    Twitter/XPost1200 × 675
    Twitter/XHeader1500 × 500
    LinkedInPost1200 × 627
    LinkedInCover Photo1128 × 191

    100% Private & Secure

    Your images never leave your device.

    Unlike online tools that upload your photos to remote servers, our tool processes everything locally in your browser. This means your images remain completely private — no uploads, no server storage, no third-party access.

    Zero uploads
    Instant processing
    100% private

    Frequently Asked Questions

    Common questions about our Social Media Resizer.