ToolNest
HomeToolsFavoritesAbout
ToolNest

Practical tools for work and study—no signup. Policies and operator info are published on-site.

Navigation

  • Tools
  • About ToolNest
  • Guides
  • Favorites
  • Popular Tools

Legal

  • Terms of Service
  • Privacy Policy
  • Licenses
  • Contact
© 2026 ToolNest
  1. Home
  2. Tools
  3. Image Compressor

Image Compressor

Upload image and compress it. Output smaller file.

Image Compressor reduces PNG, JPG, and WebP file sizes in your browser. Perfect before posting to social media or emailing. Adjust quality as needed—no data is sent to servers.

Click or drag and drop (multiple files)

PNG, JPG, WebP, etc. (max 10 MB)

Add to favorites for quick access from the home page

Related tools

Tools often used together with this one

Image Resizer

Resize image width and height.

⚡ Browser Only🚀 Instant Processing

Image to Base64

Convert image to base64 string.

⚡ Browser Only🚀 Instant Processing

Aspect Ratio Crop

Crop images to a fixed aspect ratio (16:9, 4:3, 1:1, etc.) with center crop.

⚡ Browser Only🚀 Instant Processing

Image Watermark

Add text watermark to images. Position, opacity, font size, and color options.

⚡ Browser Only🚀 Instant Processing
›How it works
  1. 1Upload an image (PNG, JPG, WebP) by drag-and-drop or click.
  2. 2Adjust quality slider (0.1 to 1.0)—lower = smaller file, higher = better quality.
  3. 3Click Compress.
  4. 4The tool uses Canvas to compress and outputs a smaller file. Original and compressed sizes are shown.

Example

Example: Upload 2MB photo, set quality 0.7. Get ~400KB compressed image for download.