Image Converter Pro
Offline image converter & compressor for Chrome
Offline image converter Chrome extension

Convert, compress & optimize PNG, JPG and WebP images directly in your browser.

Image Converter Pro is a lightweight Chrome extension that lets you convert PNG to JPG, JPG to PNG and WebP to JPG/PNG, adjust compression with a quality slider and download images instantly — without uploading files to remote servers.

Use it as an offline image converter, image compressor and batch asset optimizer for web, email, UI design and front-end development.

Add to Chrome – It’s free Learn about Pro options
Convert PNG, JPG and WebP images offline inside your browser. Compress images with a simple quality slider or use default presets. Designed for designers, developers and creators who need fast local tools.

Unlike traditional “online image converter” websites, Image Converter Pro runs entirely on your device using browser APIs. This keeps images private, avoids slow uploads and gives you a smoother workflow when preparing assets for websites, web apps and social media.

Key features of the offline image converter extension

Image Converter Pro focuses on the most common image tasks designers and developers repeat every day. No accounts, no uploads, just fast tools in your browser.

Convert PNG, JPG and WebP
Quickly convert PNG to JPG, JPG to PNG or WebP to JPG/PNG for web, email and app assets without leaving Chrome.
Offline image converter
All conversions and compression happen locally in the browser tab. Your images are not uploaded to remote servers.
Compression / quality slider
Use the quality slider to reduce image size and control JPEG / WebP compression for smaller, faster-loading files.
Drag & drop, paste, or browse
Drop images onto the converter, paste from clipboard or pick files from disk – whatever is fastest for your workflow.
Right-click “Convert this image”
Use the context menu in Chrome to convert images directly from any page without opening a separate website.
Designed for designers & developers
Perfect for UI mocks, blog images, thumbnails, icons and any image assets you need to prepare for production.

How the image converter extension works

Image Converter Pro is intentionally simple. In a few seconds you can convert or compress an image without hunting for random online tools.

Step 1
Add the extension to Chrome

Install Image Converter Pro from the Chrome Web Store and pin it to your toolbar for quick access.

Step 2
Open or right-click an image

Either open the extension and drop images in, or use the “Convert this image” option from the right-click menu on any website.

Step 3
Choose format & quality, then download

Select PNG, JPG or WebP, adjust compression / quality and download the optimized image ready to use in your project.

Free version now, Pro options later

The free version already includes all core image conversion and compression features. A Pro upgrade will unlock extra tools for power users.

Current
Free version
All core features, no time limit.
  • Convert between PNG, JPG and WebP formats.
  • Use the compression / quality slider to reduce image size.
  • Drag & drop, paste from clipboard or select files from disk.
  • Right-click menu integration in Chrome.
  • All processing stays offline in your browser.
Planned
Pro upgrade (coming soon)
Advanced features for frequent image work.
  • More control over target file size (compress image to specific KB ranges).
  • Batch conversion limits increased for large asset sets.
  • Additional presets and quality profiles for web and email.
  • Priority updates and early access to new formats.

Join early as a free user now and help shape which Pro features should ship first.

FAQ: offline image converter & image compression in Chrome

Common questions about using Image Converter Pro as an offline image converter and image compressor in your browser.

Is Image Converter Pro really an offline image converter?
Yes. All image conversion and compression happens locally inside the Chrome extension using browser APIs. The images you convert are not uploaded to our servers or third parties.
Which image formats are supported?
The extension focuses on the most common web formats: PNG, JPG/JPEG and WebP. You can convert PNG to JPG, JPG to PNG and WebP to JPG or PNG depending on what you need.
Can I use it to compress images to a smaller file size?
Yes. The compression / quality slider lets you reduce file size while controlling visual quality. This is especially useful for preparing assets for websites, emails and apps where smaller images load faster.
Does the extension work on Windows, macOS, Linux and ChromeOS?
Image Converter Pro runs anywhere Chrome runs. Because everything happens inside the browser, it works across Windows, macOS, Linux and ChromeOS without extra installers.
Is the image converter extension free?
Yes. The current version of the offline image converter is free to use and includes all core features. A Pro upgrade with extra options will be offered later, but the basic image converter and compressor will remain available.