Learn which cursive fonts work reliably on TikTok and understand TikTok's Unicode filtering system for bios and usernames.
TikTok applies aggressive content filtering to bios and usernames as part of its platform safety measures. The platform blocks or removes characters it identifies as spam, impersonation attempts, or potential abuse vectors. TikTok's filtering tends to be stricter than Instagram's, particularly for emoji-like Unicode characters.
TikTok frequently rejects or strips emoji-like Unicode characters from bios, including squared, circled, and enclosed alphanumerics. The platform treats these as decorative elements rather than text, often removing them silently during bio updates.
Even when TikTok accepts certain Unicode fonts, they may not display correctly on all devices. Older Android devices and some iOS versions may show fallback characters (empty boxes) for complex Unicode symbols, making your bio unreadable to some viewers.
Unicode's Mathematical Alphanumeric Symbols (script/cursive variants) have the highest success rate on TikTok. These are recognized as legitimate text characters and are less likely to trigger TikTok's content filters or display issues.
Stable fonts use standard mathematical script Unicode that TikTok accepts in bios and usernames. These fonts pass TikTok's content validation and display correctly across iOS, Android, and web platforms with no known filtering issues.
Best for: TikTok bios, usernames, video captions
Limited fonts may work in video captions but could be rejected in bios and usernames. TikTok applies stricter validation to profile fields. These fonts might also display inconsistently across different devices or app versions.
Use with caution: Test in captions before using in bios
Unsafe fonts are frequently rejected or removed by TikTok's filtering system. These include emoji-like, squared, circled, or heavily decorated Unicode characters. Using these may result in your bio appearing blank or being reset to standard text.
Avoid for all TikTok uses
TikTok's content filter identified your font as containing restricted Unicode characters. Switch to a Stable-rated mathematical script font which uses characters that TikTok recognizes as legitimate text rather than decorative symbols.
Yes, TikTok video captions (both in-video text and video descriptions) have less strict filtering than bios. However, for maximum reach and accessibility, use Stable fonts that display correctly across all devices and regions.
Yes. TikTok usernames have stricter character requirements and are limited to alphanumeric characters, underscores, and periods in most regions. Cursive Unicode fonts generally do not work in TikTok usernames. Use them only in your display name (bio name) and bio description.
Use our generator to get Stable-rated fonts that work on TikTok
Generate Cursive Fonts