Font Previewer — Live Font Testing Online
Upload a font file and preview it with custom text and live styling. Adjust font size, weight, color, and line height in real-time using this browser-based font tester.
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Font Ligature Tester
Upload TTF, OTF, or WOFF fonts to test standard ligatures, discretionary ligatures, stylistic sets (ss01–ss20), and alternates. Toggle features and compare rendering side-by-side with live preview.
Font Fallback Tester
Test how your text looks with and without your main font. Upload custom fonts or use Google Fonts, choose fallback stacks, and generate production-ready CSS for typography resilience.
Font Line Height Tester
Preview how different line-height values affect paragraph spacing. Choose between px, em, or unitless, adjust font size, and copy ready-to-use CSS for clean vertical rhythm.
Font Metadata Viewer
View detailed metadata of any font including family name, PostScript name, version, glyph count, Unicode support, and OpenType features. Supports TTF, OTF, WOFF, and WOFF2 fonts. All processing is done in your browser, ensuring full privacy.
Font Glyph Viewer
Visualize all glyphs in any TTF, OTF, or WOFF font. View characters, Unicode code points, and internal glyph indexes in an interactive grid. Ideal for developers, type designers, and font enthusiasts.
Font Comparison Tool
Visually compare Google Fonts and custom fonts side-by-side using your own preview text. Adjust font size, fallback stacks, and export CSS snippets directly from the browser.
Live Font Testing Made Easy
ToolMateX Font Previewer lets you upload and test your fonts in real-time. Whether you're picking the perfect typeface for a heading or testing how your body text looks in different sizes, this tool makes font evaluation fast and visual.
How It Works
- Upload a font file (.ttf, .otf, or .woff)
- Enter your custom preview text
- Adjust font size, weight, color, and line height
- See how it looks instantly in the preview box
Key Features
- 🔤 Upload TTF, OTF, or WOFF font files
- ✍️ Input your own preview text
- 🎚️ Adjust size (12–128px) and weight (100–900)
- 📏 Set line height for better spacing control
- 🎨 Pick any color for font preview
- 🛡️ Runs 100% in-browser — private and secure
Use Cases
- ✅ Previewing fonts for websites and UI design
- ✅ Testing readability of headings and paragraphs
- ✅ Comparing font styles for branding or editorial work
- ✅ Showcasing a font in a portfolio or presentation
Frequently Asked Questions (FAQs)
Why Use ToolMateX
Tired of bloated tool websites with 10 ads per click? This platform is built for speed, simplicity, and reliability. Whether you're debugging JSON or testing colors, we’ve got your back.
Free to Use, Forever
All tools run right in your browser, fast, reliable, and available whenever you need them. No ads, and nothing to install.
Works Offline (Most of Them)
Most of my tools work directly in your browser without needing a server. Perfect for fast workflows (even if you’re offline).
Made by a 1-Person Team
Made by someone who actually uses these tools daily. It’s fast, clean, and made with your workflow in mind, not corporate KPIs.