Productivity & Automation
Zero
2h agoZero is a free online file reducer that batch‑compresses PNG, JPG and WEBP images, resizes them, converts them to WebP, and optionally appends SEO keywords to filenames. All processing happens locally in the browser – files never leave the user’s device – and the optimized batch is packaged into a downloadable ZIP archive. Users can handle up to 50 images per batch, adjust compression quality, and enjoy up to 90 % size reduction without visible quality loss.
Batch Image CompressionImage ResizingFormat ConversionSEO Filename RenamingZIP Archive CreationLocal Browser ProcessingAdjustable Compression Quality
Key Capabilities
01
Batch Image Compression
Compress multiple PNG, JPG and WEBP images at once, reducing file size up to 90 % while preserving visual quality.
02
Image Resizing
Scale images to 25 %, 50 %, 75 % or keep original dimensions before compression.
03
Format Conversion
Convert all images to WebP format for better web performance.
04
SEO Filename Renaming
Append custom SEO text to filenames across the entire batch automatically.
05
ZIP Archive Creation
Bundle the processed images into a single ZIP file for easy download and sharing.
06
Local Browser Processing
All operations run entirely in the user’s browser with Zero‑Server architecture, ensuring zero‑server privacy and no data upload.
07
Adjustable Compression Quality
Set compression level from 1 (smallest size) to 10 (highest quality) to balance size and visual fidelity.
Use Cases
Web site image optimizationCompress and rename images to improve page‑load speed and SEO rankings.Web developers and SEO specialists
Photographer bulk file reductionShrink large photo batches for easier sharing and storage while keeping quality.Photographers and creative professionals
E‑commerce product image prepReduce product photo sizes and rename files for better catalog performance.Online retailers and marketplace managers
Social media content preparationResize and compress images for quick upload to social platforms.Social media managers and content creators
Secure on‑device image processingCompress images without sending any data to external servers, preserving privacy.Privacy‑conscious users and businesses
Update History
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