Best Free Image Compressor Alternatives in 2026
Image compression tools are essential for web developers, designers, and anyone sharing images online.
TinyPNG
Popular online image compressor
Key difference: Uploads to servers. Free tier limited to 20 images per batch, max 5MB each.
Squoosh (Google)
Browser-based image optimizer
Key difference: Excellent quality but processes one image at a time. No batch support.
ImageOptim (Mac)
Desktop image optimizer
Key difference: macOS only. Requires software installation.
Image Compressor on ToolsePulse
Batch compress images in your browser with zero uploads. No limits on file count or size. Your images stay completely private.
Use cases
Website optimization
Compress images to improve page load speed and Core Web Vitals scores for better SEO.
Email attachments
Reduce image sizes to send more photos in a single email without hitting size limits.
Social media
Optimize images before uploading to prevent platforms from applying aggressive compression.
E-commerce listings
Compress product photos for faster loading product pages that convert better.