Tooldit
BlogAboutContact
Browse Tools
HomeAll ToolsImage ToolsImage Enhancer

Image Enhancer

Adjust brightness, contrast, saturation and sharpness using image statistics and filters.

Processing: file or text contents are handled in your browser. Libraries and models may download over the network. Optional page analytics is controlled through Privacy choices. Privacy details

How to use

  1. 1Drop or select an image to load the preview.
  2. 2Click Auto Enhance — the tool analyzes your photo's brightness, contrast, and saturation and applies balanced corrections.
  3. 3Fine-tune any value manually using the sliders or number inputs.
  4. 4The live preview updates instantly so you can see changes before downloading.
  5. 5Click Apply & Download to save the enhanced image.

What this tool produces

Adjust brightness, contrast, saturation and sharpness using image statistics and filters.

Input: Browser-decodable image; up to 50 MB. Output: PNG for PNG input, otherwise JPEG, at the source dimensions.

Walkthrough

  1. Select the image. Use Auto Enhance for starting slider values or adjust them yourself.
  2. Inspect color and detail, then Apply & Download.

Limitations and troubleshooting

  • The adjustments use fixed calculations, not a trained AI model. Source resolution is not increased.
  • Strong sharpening can amplify noise and create halos. Keep an original for comparison.

Keep your original. No fixed processing time, guaranteed output size or universal browser support is claimed.

Optional Google Analytics helps us understand page visits and tool results. File contents, filenames, passwords and text inputs are excluded from our tool events. Tools work with either choice. Privacy details

Footer

Tooldit

Free, private, browser-based PDF, image, and AI tools. No sign-up, no uploads — your files never leave your device.

info@tooldit.com
  • Private
  • Fast
  • Offline
  • Free Forever

PDF Tools

  • Merge PDF
  • Split PDF
  • Compress PDF
  • PDF to Images
  • Image to PDF

Image Tools

  • Image Editor
  • Image Cropper
  • Image Merge
  • PNG Converter
  • JPG Converter

Calculators

  • Age Calculator
  • Percentage Calculator
  • BMI Calculator
  • Tip Calculator
  • GPA Calculator

Text & Dev

  • Word Counter
  • Character Counter
  • Case Converter
  • Lorem Ipsum Generator
  • Text Diff Checker

AI & Utility

  • Background Remover
  • Object Remover
  • Internet Speed Test
  • Typing Speed Test
  • Stopwatch & Timer
  • Games

Company

  • Blog
  • About Us
  • Contact
  • Privacy Policy
  • Terms of Service

© 2026 Tooldit. All tools run locally in your browser.