Guides & Articles

FontToolsPro Guides & Explainers

Everything you need to know about Unicode text generators, screen reader accessibility, troubleshooting character boxes, and social media typography tips.

morse-codetelecom7 min read

How Morse Code Works: Timing, Spacing and Practice

Learn what Morse code is, its history, timing rules, and practical decoding tips. Master dits and dahs with our alphabet chart and instant translator.

By FontToolsPro Editorial Team
tutorialsinvisible-characters7 min read

How to Send a Blank Message (and Why It Sometimes Fails)

Learn how to send an empty or blank message on WhatsApp, Discord, and Instagram using invisible Unicode characters. Understand why standard spaces fail.

By FontToolsPro Editorial Team
zalgoglitch-art7 min read

What Is Zalgo Text? How It Works and How to Remove It

Explore the history and Unicode mechanics of Zalgo text. Learn how combining diacritical marks create void distortion, and how to safely strip glitch text.

By FontToolsPro Editorial Team
troubleshootingunicode6 min read

Why Does Fancy Text Show as Boxes (and How to Fix It)

Why do some Unicode fonts display as blank boxes or question marks? Learn what 'tofu' means, why device font coverage varies, and how to fix it.

By FontToolsPro Editorial Team
typographyweb-development7 min read

Unicode Text vs. Real Fonts: What's the Difference?

Understand the fundamental difference between copy-paste Unicode text and true font files (TrueType, OpenType, WOFF2). Why it matters for design and web dev.

By FontToolsPro Editorial Team