Image Format & Container Checker
Detect real image formats independently of misleading file extensions. Analyzes magic bytes to identify JPEG, PNG, WebP, AVIF, GIF, TIFF, BMP, SVG, and HEIC containers.
Image Format Checker
Choose image or drag and drop here
Supported: JPG, JPEG, PNG, WEBP, AVIF, GIF, BMP, SVG, TIFF, HEIC • Max file size: 100 MB
Upload any image file to reveal its true underlying format and verify if its file extension has been renamed or spoofed.
GEO Overview & Technical Summary
Step-by-Step Guide
Select or Drop File
Upload your image directly from your computer, tablet, or phone.
Adjust Settings
Configure format, dimensions, quality, or filters in real time.
Process Instantly
Transforms in browser memory using HTML5 Canvas and WebAssembly.
Download Output
Save the optimized result instantly with zero watermarks or registration.
Frequently Asked Questions
Is this tool completely free to use?
Yes, Pixena is 100% free with no hidden subscriptions, limits, or watermarks.
Are my private photos uploaded to a remote server?
This tool runs completely inside your browser. No image data is ever uploaded.
Does this tool preserve full visual image quality?
Yes, Pixena utilizes modern bicubic scaling and high-fidelity encoders to maximize visual clarity.
Does this work on iPhone and Android mobile browsers?
Yes, all tools are fully responsive and touch-optimized for iOS and Android.
Image Metadata Viewer
Inspect complete image metadata, ICC color profiles, and technical tags.
Image EXIF Viewer
View camera settings, lens info, and GPS coordinates embedded in photos.
Image Dimensions Checker
Check exact pixel width, height, and aspect ratio of any image instantly.
Image File Size Checker
Check exact image file size in bytes, KB, and MB with upload limits guide.
Image DPI Checker
Check image DPI and PPI resolution density for high-quality printing.
Image Color Picker
Pick colors from any image with an interactive loupe and copy HEX/RGB/HSL.