Free browser-based tools for PDF, image & data processing. 100% client-side - your files never leave your device. No limits, no watermarks.
Cost / License
- Free
- Proprietary
Platforms
- Online
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OptiImage Alternatives
OptiImage is described as 'Optimize images efficiently supporting PNG, JPEG, WebP, and SVG with flexible compression settings offering safe mode to prevent data loss' and is a Image Optimizer in the photos & graphics category. There are more than 50 alternatives to OptiImage for a variety of platforms, including Windows, Web-based, Mac, Linux and SaaS apps. The best OptiImage alternative is ImageMagick, which is both free and Open Source. Other great apps like OptiImage are Caesium Image Compressor, ImageOptim, TinyFast and FileOptimizer.
Alternatives list
A tool designed to simplify your workflow by combining two essential tasks into one: image optimization (for faster load times and web-safe formats) and AI-generated alt text (for better SEO and accessibility).
Image Magic is an all-in-one online image editing and conversion platform that helps you resize, compress, crop, convert, watermark, image to pdf and self attest images instantly. Fast, secure, and easy to use no software installation needed.
Cost / License
- Free
- Proprietary
Platforms
- Online
Free batch image compressor for PNG, JPG, WebP & AVIF. Generous 10MB file limit (2x competitors), no signup, no daily caps. Private, secure & fast.
ImageRobo is your all-in-one tool to compress and resize images quickly, for free, and with full privacy. No uploads, no signup. Supports JPG, JPEG, PNG & WebP. Optimize images for web, email, or social media — more powerful tools coming soon!
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Fast online JPEG to WebP/AVIF converter with up to 80% file size reduction. Free tier with 5 daily conversions, Pro version adds batch processing, resizing, and removes watermarks.
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CompressBetter is a free online JPEG/JPG image compressor that utilizes Google's cutting-edge JPEGLI library. This technology enables superior image quality and significant file size reduction, often achieving 30-50% smaller JPEGs with visually identical quality, and...
Smolr is a small tool that let you convert and optimize your image files to make them smaller and more usable.
Compress JPG images online for free. Reduce file size up to 90% while maintaining quality. No upload to server, batch processing up to 20 images.
SocialPixOptimizer is a powerful, free image optimization tool built specifically for social media creators and digital marketers. With over 50,000 monthly users and 2 million+ images optimized, it's become an essential tool for anyone managing social media content.
Cost / License
- Free
- Proprietary
Platforms
- Online
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FastImageCompression is a free online image compressor that runs locally in your browser, so your images never get uploaded to a server. Compress JPEG, PNG, GIF, and WebP in seconds, download the optimized files, then upload them to your WordPress Media Library for faster pages.
Cost / License
- Free
- Proprietary
Platforms
- Online
SciZone is an intelligently engineered media optimization tool designed for speed, quality, and absolute privacy. Unlike traditional online converters that upload your sensitive images to a server, SciZone uses advanced WebAssembly and multi-threading technology to process...
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