Tools

Files selected in the tools are never uploaded; every calculation runs inside your browser.

Image Resize & WebP Converter

Shrink images and convert them to WebP or JPEG in the browser, then download the results. Original files stay untouched.

Choose images or drag them here No images selected Up to 20 files at once; images are never upscaled

Max width px Output format Quality %

Choose images and press Convert to get download links.

Image dimension, ratio and megapixel inspection plus EXIF metadata checks are ready on the image tools page.

Use SHA-256 to confirm whether files are identical. Files are read only in browser memory.

Choose files or drag them here No files selected Displays up to 30 rows, while calculations use every selected file Expected hash (optional)

Choose files to display their names, sizes, and SHA-256 hashes.

Groups files that have exactly the same hash value.

0Selected files

0 BSelected size

0Duplicate groups

IdleStatus

Choose files first.

Image Tools Images
Inspect image details, resize and convert to WebP, and check EXIF metadata including GPS on one page.
Capacity & Traffic Calculators Calculators
Estimate image storage, thumbnail cache size, and monthly origin traffic based on CDN cache hit rate.
Filename Cleanup Planner Files
Paste filenames to preview safe, web-server-friendly rename candidates.
Crontab Expression Explainer Server
Explains a cron expression in plain words and shows the next three run times.
Nginx File Protection Rule Generator Server
Generate deny rules for private folders and an authenticated router block.