Compress is a browser-based image tool designed to reduce file sizes without compromising visible quality. It operates entirely on the user's device, ensuring that images are processed locally and never uploaded or sent across the network. This approach guarantees privacy and allows users to manage images without concerns about data leaving their computer.
Among its features, Compress provides the ability to shrink image file sizes either by adjusting a quality slider or by specifying an exact target size in kilobytes, such as 20KB, 50KB, or 100KB. The tool utilizes real image codecs, including MozJPEG, oxipng, libwebp, and libavif, which are compiled to WebAssembly for efficient and high-quality compression similar to desktop applications. Processing is handled in Web Workers, allowing for fast operation and a responsive interface even when working with large batches of photos.
Compress is part of a suite of free image tools that also cover conversion, resizing, cropping, and editing. All tools in the suite run locally within the browser and do not require signup, impose watermarks, or restrict file limits. Once a tool has been used, it continues to function offline, as its code remains stored on the device. This makes it suitable for users seeking privacy-focused, fast, and convenient image processing directly in their browser without relying on external servers or cloud services.
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In the Image editing space, Compress takes a focused approach. It focuses on editing and optimizing images without uploading files or compromising privacy. It is built as a consumer product for designers and privacy-conscious users. Compress costs nothing to use. Compress is available on the web.
Compress first shipped in 2023. Key capabilities include image compression, format conversion, and resize images.
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