pngquant is a command-line utility and a library for lossy compression of PNG images.
Cost / License
- Free
- Open Source
Application typeApplication types
PolandPlatforms
- Mac
- Windows
- Linux
Pi7 Image Tool Alternatives
Pi7 Image Tool is described as 'Collection of some online tools like Image Compressor, Image resize tool, and Image conversion tools (Image to JPG, Image to PNG, etc)' and is a Image Optimizer in the photos & graphics category. There are more than 25 alternatives to Pi7 Image Tool, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and SaaS apps. The best Pi7 Image Tool alternative is Caesium Image Compressor, which is both free and Open Source. Other great sites and apps similar to Pi7 Image Tool are Dinky, XnConvert, ImageOptim and Squoosh.
Alternatives list
- 82 pngquant alternatives
Oxipng is a multithreaded lossless PNG compression optimizer in Rust. It can be used via a command-line interface or as a library in other Rust programs.
Cost / License
- Free
- Open Source (MIT)
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
- Squoosh
Free, private image conversion across many formats. All processing happens locally on your PC — no uploads, no servers. Batch process, resize, smart crop, and fine-tune quality.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Windows
+1
Experimental, fast Web PNG/JPG optimizer which offer lossless, visually lossless or lossy compression. it performs image reductions over iterations thanks to recursive multi-processing and multithreading systems.
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Windows
Your ultimate collection of 100+ free online tools, designed to simplify everyday tasks in seconds. Fast, smart, and easy to use.
Cost / License
- Free
- Proprietary
Platforms
- Online
ImagiTool offers best image tools online. Free photo resize tool, image compress tool, and picture convert tool. Batch processing, secure image resizing tool.
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Online
- Global
Simple local image converter for Windows and Linux, built to optimize images into WebP and AVIF without upload or download steps.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Windows
- Linux
Austria
EU
50 Statically alternativesThe best free and fast CDN for images, CSS, JavaScript, and open source. Statically is powered by multi-CDN: Google Cloud CDN, CloudFront, Cloudflare, Fastly, and BunnyCDN.
Platforms
- Online
- Software as a Service (SaaS)
The ultimate image optimization tool to compress your images in JPEG and PNG formats for sharing and posting on web pages.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Online
A free web app providing 200+ online tools for developers, including JSON formatters, PDF mergers, code converters, data generators, and more—no signup required.
Cost / License
- Free
- Proprietary
Platforms
- Online
ToolsForImage is free and open-source platform for image compression, resizing, cropping, format conversion, rotation, watermarking, face blurring, and more.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Online
Germany- EU
India
