See What’s Inside Your Font Files
Simply drag and drop your OpenType or TrueType font files onto this website to see what’s inside them.
Supports TTF, OTF, WOFF, WOFF2, TTC, and DFONT formats
🔒100% browser-based. No files are ever uploaded to our server.
Drop your font file here!
Or choose a file.
Glyph Details
- Name
- N/A
- Unicode
- N/A
- Index
- N/A
- xMin
- N/A
- xMax
- N/A
- yMin
- N/A
- yMax
- N/A
- Advance Width
- N/A
- LSB
- N/A
Contour Data
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Why Use Read Font File?
Complete Font Information
Instantly view all metadata, technical details, and design information contained in your font files.
Private & Secure
Your font files are processed entirely in your browser. They’re never uploaded to any server or stored anywhere.
Interactive Preview
Test your font with custom text, various sizes, and different preview modes to see how it looks in real-world use.
Character Map
Browse all glyphs included in your font with a visual character map.
Variable Font Support
Analyze and interact with variable font axes to see how they affect the font appearance.
No Installation
Use directly in your browser without installing any software.
GET IN TOUCH
How It Works
Upload Your Font
Drag and drop any TTF, OTF, WOFF, WOFF2, TTC, or DFONT file onto the uploader. Your font is processed entirely in your browser – no server uploads.
View Font Details
See comprehensive metadata like family name, version, designer, license, and technical specifications including units per em, ascenders, and descenders.
Test and Preview
Try out your font with different sample texts and sizes. See how it looks with the alphabet, paragraphs, or your own custom text.
Supported Font Formats
TrueType Font
The most common font format, originally developed by Apple and adopted by Microsoft.
OpenType Font
An extension of TrueType format, developed jointly by Adobe and Microsoft.
Web Open Font Format
A compressed file format for use on websites, offering faster loading times.
Web Open Font Format 2
The successor to WOFF with improved compression and smaller file sizes.
TrueType Collection
A collection that can contain multiple TrueType fonts in a single file.
Mac Data Fork Font
A Mac-specific font format where the resource fork is merged into the data fork.
