Smart Image Compressor - Batch & Offline

Description

Reduces file size by 50%-90%, real-time quality comparison. Offline local processing, images never leave your device. 🔥 Smart Image Compressor is a free, local tool for batch image compression and optimization. Reduce image file size by an average of 50%–90% and compare visual quality before downloading. No uploads, no account and no watermark. Drag and drop images to batch compress them in seconds, or convert between supported formats. All processing happens locally in your browser, works offline, and your images never leave your device. 【KEY FEATURES】 ✦ Batch Image Compressor Compress multiple images at once with drag-and-drop or file selection. Images are processed in parallel in the background with real-time progress. Download all optimized images as a ZIP or save each file individually. ✦ Multi-Format Image Input Import a wide range of popular image formats. Large images are supported, making it easy to optimize photos, screenshots, graphics and web assets. ✦ Flexible Output Formats Export optimized images in your preferred format. Select multiple output formats at once to generate every variant in a single pass, compare file sizes and choose the best option for your needs. ✦ Visually Lossless Image Optimization Reduce image file size by an average of 50%–90% while aiming to keep quality differences virtually imperceptible at normal viewing sizes. A practical image optimizer for faster websites, smaller uploads and reduced storage usage. ✦ Before & After Quality Comparison Compare original and compressed images with an interactive slider or side-by-side split view. Zoom in to inspect fine details and check compression quality before saving. ✦ Adjustable Compression Quality Use the 1–100 quality slider to balance file size and visual quality. Choose a higher setting to preserve more detail or a lower setting to create a smaller file. ✦ Local, Private & Offline Compress images without uploading them to any server. The extension runs entirely on your device and works without an internet connection, keeping personal photos and work files private. ✦ Dark Mode Switch between light and dark themes for a comfortable image optimization workflow, day or night. 【USE CASES】 • Website image optimization: compress images for faster page loads, lower bandwidth usage and a better user experience • E-commerce sellers: reduce product image size to meet marketplace and platform upload limits • Social media & email: compress photos for quicker uploads, sharing and email attachments • Image conversion & storage: convert between supported formats or batch compress images to save device storage --- Install the extension to batch compress, optimize and convert images locally in your browser. Questions or feedback? Reach us via the email button on the extension page.

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