Apps similar to Dinky include ImageMagick, which is free and open source. Other options are Caesium Image Compressor, GetCompress, ImageOptim and TinyFast. You're spoiled for choice with Image Optimizers like Dinky: we list more than 50 alternatives for Mac, Windows, the web, Linux and Android.
WP Smush strips hidden, bulky information from your images, reducing the file size without losing quality. The faster your WordPress site loads, the more Google, Bing, Yahoo and other search engines will like it.
Australia
Free browser tool for compressing, converting, and resizing bulk JPEG, PNG, WebP, and AVIF images entirely locally with WebAssembly, offering fast, private, unlimited processing, multi-core support, offline use, and ZIP export that keeps folder structure.
France
EU
Fast, 100% offline, privacy-first image compressor and HEIC/WebP converter running locally in your browser via WebAssembly.
Smaller Images, Faster Sites, Happier Visitors. Comprehensive image optimization that doesn't require a degree in rocket science.
A professional photo size reducer for Mac which will reduce PNG, JPEG and GIF images size with LOSSLESS quality in a batch.
China
Local image compression for Mac: batch-compress PNG, JPEG, WebP & AVIF and upload straight to R2/S3/OSS/COS. One-time $9, no subscription, everything stays on your Mac.
China
Effortlessly compress your images without loss of quality. Aerate offers an industry leading default mode, as well as new fast and extreme presets. Switch between modes quickly using the new compression slider.
ShrinkFox by Chovexa is a privacy-first, client-side web utility engineered to compress JPG, PNG, WebP, and PDF documents down to exact target file sizes (such as <50KB, <100KB, or custom thresholds) with zero server uploads.
ImgCompress is a self-hosted image toolbox for compression, format conversion, cropping, and local AI background removal. It supports 70+ formats, including PSD and HEIC, with a web UI and no external uploads.
Native macOS batch processor that compresses, resizes, crops, renames, watermarks, and converts JPG, PNG, WebP, HEIC, HEIF, and AVIF images offline. It offers 17 crop presets, per-image crops, presets, reports, previews, and parallel processing.
Canada
ImgSmaller is a privacy-first image compression tool that lets you compress JPG, PNG, and WebP images directly in your browser. No data leaves your device thanks to our Zero-Upload Mode. If your browser doesn't support this, the image is temporarily uploaded to our server...
A cloud image processing platform for manipulating your images as you please. You only need one image for all devices. We handle the processing on our server.
