Getting Started
Learn the basics of converting, compressing, and resizing images.
How to convert an image
Converting an image on KoalaPic takes just a few steps: Go to the Converter page. Drag and drop your image (or click to browse). You can upload multiple files at once. Choose your output format from the dropdown — JPG, PNG, WebP, AVIF, HEIC, TIFF, GIF, BMP, SVG, PDF, or ICO. Adjust settings...
Supported image formats
KoalaPic supports a wide range of image formats for both input and output. Input formats (20) Format Description JPG/JPEG The most common photo format PNG Lossless with transparency support WebP Modern web format by Google AVIF Next-gen compression format HEIC/HEIF Apple’s...
How to compress images without losing quality
KoalaPic offers smart compression that reduces file size while maintaining visual quality. Using the compressor Go to the Compress page. Upload your image(s). Choose a compression mode: Smart quality — Automatically finds the best quality/size balance using SSIM analysis. Three levels: High...
How to resize images
KoalaPic makes it easy to resize images to exact dimensions, percentages, or popular presets. Resize options Go to the Resize page. Upload your image(s). Choose a resize mode: Percentage — Scale to 25%, 50%, 75%, or a custom percentage. Custom dimensions — Enter exact width and/or height in...