A plain spacebar space almost always gets stripped, so the name comes back as “required” or reverts. The trick is a character that’s invisible but still counts as text.
Type a normal space and most apps trim it, so you can’t save an empty name that way. Instead you paste an invisible Unicode character that the field treats as a real letter but draws as nothing — the most reliable one is the Hangul Filler (U+3164). Copy it, paste it into the name field, and the name shows blank. Two honest caveats: which invisible character works varies by app and can change with updates, and some games consider blank names against the rules, so there’s a small reset/ban risk.
Most name fields strip leading, trailing and empty spaces so people can’t register a nameless or space-only account. A regular space therefore either disappears or triggers a “name required” error. An invisible character avoids this because, to the app, it’s a normal text character that just happens to have no visible shape.
The same trick makes an invisible space between words in games that block the spacebar.
There’s no single character that works everywhere forever. Apps and games update their filters, so a character that works today (Hangul Filler, or fallbacks like Braille Blank U+2800) can stop working after a patch, and a blocked one shows up as a literal box or ?. A few games also treat blank/invisible names as a rules violation and may reset the name or act on the account. So: test on the exact app, and don’t rely on a blank name where a reset would cost you.
Copy a blank/invisible character in one tap, then paste it into any name, bio or message field.
Open the Invisible Character Tool →Copy an invisible Unicode character — the Hangul Filler (U+3164) is the most reliable — and paste it into the name field instead of a space. If a single one is rejected as already taken, paste it two or three times so the name is unique but still looks empty.
Because apps trim leading, trailing and empty spaces to stop nameless accounts, so a spacebar space is removed or triggers a “name required” error. An invisible character is treated as real text, so it survives.
Start with the Hangul Filler (U+3164). If an app rejects it or shows a box, try an alternative such as the Braille Pattern Blank (U+2800). Which one is accepted depends on the app and can change with updates, so test on the target.
On most social apps it is harmless. In some games a blank or invisible name is against the rules and can be reset or flagged, so use it where a name reset would not cost you, and check the game’s policy.
The display-name and profile-name fields on these accept invisible characters, so a blank name generally works — but support shifts with updates, and the @username/handle fields do not allow it. Test on the specific app.