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Subset Text Optimizer

Optimize font loading by subsetting fonts to only include characters used in your text.

This tool is fully functional and ready to use!

Functionality for this tool is implemented via JavaScript and requires no special backend.

About Subset Text Optimizer

For maximum web performance, this tool takes your actual text content and generates a custom font file containing only the glyphs required. This extreme subsetting ensures minimal font payload for lightning-fast rendering.

Common Use Cases

  • ✅ Critical web performance
  • ✅ Single page applications
  • ✅ Content-heavy websites
  • ✅ Micro-sites

Why Choose Subset Text Optimizer?

Our subset text optimizer is designed with developers and designers in mind. It offers:

  • ⚡ Lightning Fast: No external dependencies, pure client-side processing
  • 🔒 Privacy First: Your data never leaves your browser
  • 📱 Fully Responsive: Works perfectly on mobile, tablet, and desktop
  • 🎨 Beautiful UI: Clean, modern interface with dark mode support

Frequently Asked Questions

Is this tool free to use?

Yes! All tools on DevTools 2026 are completely free to use with no hidden fees, subscriptions, or sign-ups required.

Do I need to credit DevTools 2026?

No attribution is required, but we appreciate links back to our site if you find our tools helpful!