Hangul Filler
U+3164AㅤB
Blank-looking special character
Invisible Text for Captions
Media caption layout tester
Create invisible spacing for caption fields
Build short caption-specific spacers for media captions where leading spaces and line breaks may be trimmed differently than posts.
Recommended:Use No-Break Space for compact caption gaps, Em Space for wider media-caption breaks, and Hangul Filler for blank-looking separators.
Safety note:Caption fields may trim, collapse, or normalize invisible Unicode after publishing. Use short samples and follow the rules of the platform where you post.
Controls
Allowed range: 1 to 60. Short samples are easier to verify across apps.
Leave blank for a simple sample, or type a short reference. Maximum 120 characters.
Output and diagnostics
Selected: NoneCode points: Not generatedUnits: 0Width/type: Not testedVisible chars: 0
Choose a preset, generate or analyze, then copy or transfer to the Test Box.
No-Break Space
U+00A0A B
Visible spacing character
Zero Width Space
U+200BAB
Zero-width or format character
Em Space
U+2003A B
Visible spacing character
Test Box
Characters: 0 —
Invisible Text for Caption Layout
Use this page when you need invisible spacing inside a caption field, such as a social caption, reel caption, photo caption, or short media description.
Why This Page Exists
Captions are different from posts because they usually sit beside media, often have tighter line handling, and may trim leading spaces. For broad post formatting, use invisible text for post. For generic caption text, use invisible caption text.
How to Use
- ✦ Generate a short caption spacer or separator.
- ✦ Preview the Unicode between markers.
- ✦ Paste it between caption lines or around visible caption text.
- ✦ Check the final caption on mobile and desktop before keeping it.
Best Character Guidance
No-Break Space is best for small caption gaps. Em Space can create a wider visual break. Hangul Filler is useful for blank-looking separators. Zero-width characters may be trimmed in captions.
Compatibility Notes
Instagram, TikTok, Facebook, YouTube, and other caption fields may collapse line breaks, trim leading spaces, or remove invisible Unicode. Media captions can behave differently from normal posts.
Troubleshooting
- ✦ If the first line loses spacing, move the spacer between visible text lines.
- ✦ If line breaks collapse, use a visible period or separator with small spacing.
- ✦ If the caption field rejects the sample, reduce it to one unit.
- ✦ If the result differs after posting, test the published view, not only the editor.
Responsible Use
Use invisible caption text for readable layout and compatibility testing. Avoid repetitive, misleading, or disruptive posting.
FAQ
How is caption spacing different from post spacing?
Captions are usually shorter and often tied to media fields that trim line breaks or leading spaces differently than post composers.
Which character is best for captions?
No-Break Space is best for compact gaps, while Hangul Filler works for blank-looking separators.
Why did my caption spacing disappear?
The caption field may have collapsed whitespace or removed invisible Unicode after saving.
Should I test the published caption?
Yes. Editor view and published view can render spacing differently.