Compare 4K Image Compressor vs. FastStone Image Viewer in 2026

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Description

4K Image Compressor allows you to resize PNG files, JPEGs, and WEBPs with high-quality output. What 4K Image Compressor can do: Reduce the Image Size. Compress files to a certain size in megabytes or kilobytes. Compress in all popular formats. Upload images in different lossy and lossless format. Download compressed files in JPEG and PNG, etc. Resize Images in Bulk. Reduce the size of several images from MB down to KB within seconds. Bulk compress images to save time.

Description

FastStone Image Viewer stands out as a swift, reliable, and accessible tool for browsing, converting, and editing images. It offers an impressive selection of functionalities such as viewing, managing, comparing images, removing red-eye, emailing, resizing, cropping, retouching, and making color adjustments. The innovative full-screen mode is both user-friendly and efficient, allowing quick access to EXIF details, a thumbnail browser, and essential features through concealed toolbars that are activated by moving the mouse to the screen's edges. Additionally, it boasts a high-quality magnifier and a musical slideshow that includes over 150 transition effects, along with lossless JPEG transitions, drop shadow effects, image annotation, scanner support, and a histogram, among other capabilities. FastStone supports a wide range of graphic formats, including BMP, JPEG, JPEG 2000, animated GIF, PNG, PCX, PSD, EPS, TIFF, WMF, ICO, CUR, and TGA, in addition to accommodating various popular digital camera RAW formats such as CR2, CR3, CRW, NEF, NRW, PEF, RAF, RWL, MRW, ORF, SRW, X3F, ARW, SR2, SRF, RW2, and DNG. Overall, it serves as a comprehensive solution for all image-related tasks, making it a valuable tool for both casual users and professionals alike.