Hangul Filler (U+3164)
Hangul Filler is perfect for WhatsApp blank messages, mobile apps & Korean platforms. 95% success rate across all major mobile platforms.
Click to copy • Works on all devices • Instant clipboard
Method 1 - Copy Hangul Filler with a button
Click the button below to copy a Hangul Filler to your clipboard.
Method 2 - Generate Custom Hangul Filler
Generate unlimited Hangul Filler characters by entering the number you need, then click the "Copy" button and paste them where you want.
Test Hangul Filler - Verify Your Invisible Characters Work
Paste the hangul filler below for the test. If light grey text disappears, it means your blank character is working.
Technical Specifications
| Unicode | U+3164 |
| HTML Entity | ㅤ |
| CSS Escape | \3164 |
| JavaScript | \u3164 |
| Category | Hangul Filler (Lo) |
| Character Width | Full-width blank |
| Best For | WhatsApp, Mobile Apps, Asian Platforms |
What is Hangul Filler?
Hangul Filler (U+3164) is a special invisible character originally designed for the Korean Hangul writing system. As a Korean blank character, Hangul Filler serves as a placeholder in Korean alphabet syllable blocks when certain components are missing in the Hangul writing system.
In modern digital communication, this invisible character has become the go-to solution for WhatsApp blank messages and mobile blank space needs. Unlike regular spaces that mobile apps strip away, the Hangul Filler invisible character is recognized as a valid Korean Unicode letter and preserved across all major mobile platforms.
Many users worldwide choose Hangul Filler for WhatsApp blank messages because it provides excellent compatibility with mobile keyboards and Asian language systems. With a 95% success rate on mobile platforms, this Korean blank character is particularly popular in Korea, Japan, and Southeast Asian countries for creating invisible text in messaging apps and mobile games.
Why Choose Hangul Filler?
95% Mobile Compatibility
This invisible character works flawlessly on almost all mobile platforms, delivering a 95% success rate for WhatsApp blank messages, LINE blank text, KakaoTalk invisible messages, WeChat blank spaces, and mobile gaming usernames. As a Korean blank character, mobile keyboards and input methods handle it exceptionally well, making it the preferred invisible character for mobile users worldwide.
Perfect for WhatsApp Blank Messages
Want to send a truly blank message on WhatsApp? Hangul Filler is your solution. WhatsApp recognizes it as valid text content, allowing you to send invisible messages that appear completely blank to recipients.
Asian Platform Optimized
Being part of the Korean Hangul system, this character has excellent support across Asian social media platforms, messaging apps, and gaming services. Particularly popular in Korea, Japan, China, and Southeast Asia.
How to Use Hangul Filler
Choose Method
Select either Method 1 (quick copy 1, 5, or 15 characters) or Method 2 (custom amount 1-1000) based on your needs.
Copy to Clipboard
Click the Copy button to instantly copy Hangul Filler characters to your clipboard. You'll see a "Copied" confirmation.
Paste & Use
Open your target app (WhatsApp, mobile game, etc.) and paste (Ctrl/Cmd+V or long-press paste on mobile). The invisible characters will work immediately.
Test Before Using
Use the Test Area section above to verify the character works correctly before posting to your platform.
Frequently Asked Questions
What is Hangul Filler (U+3164)?
Hangul Filler (U+3164) is a special Korean invisible character from the Hangul writing system. Originally designed as a Korean blank character placeholder in Hangul syllable blocks, it's now the most popular invisible character for WhatsApp blank messages, mobile blank space, and Asian platform communication. With 95% mobile compatibility, this Korean character is particularly effective for sending invisible text and creating blank usernames on messaging apps.
How do I send a blank message on WhatsApp using Hangul Filler?
To send a WhatsApp blank message: (1) Click "Copy" button above, (2) Open WhatsApp and select a chat, (3) Paste the character into the message box (long-press and select "Paste" on mobile), (4) Send the message. The recipient will see a completely blank message. Hangul Filler works because WhatsApp recognizes it as valid text content.
What's the difference between Hangul Filler and Braille Blank?
Hangul Filler (U+3164) has 95% mobile compatibility and is optimized for WhatsApp and Asian platforms, while Braille Blank (U+2800) has 98% overall compatibility and works better on X/Twitter and Discord. Hangul Filler is a full-width character from the Hangul system, making it ideal for mobile apps and Asian platforms. Choose Hangul Filler for mobile/WhatsApp, choose Braille Blank for desktop social media.
Does Hangul Filler work on mobile devices?
Yes! Hangul Filler has excellent 95% compatibility on mobile devices. It works perfectly on iOS (iPhone/iPad) and Android devices with apps like WhatsApp, LINE, KakaoTalk, WeChat, Instagram, and mobile games. Because it's part of the Korean Hangul system, mobile keyboards and input methods handle it very well. Simply copy and paste using your device's standard paste function (long-press in text field → Paste).
Can I use Hangul Filler in mobile game usernames?
Absolutely! Hangul Filler works great for mobile game usernames, especially in games popular in Asian markets. Many mobile games (PUBG Mobile, Mobile Legends, Free Fire, etc.) accept Hangul Filler as a valid character. Test it first in the game's username field - if it accepts the character, you can create invisible or stylish blank usernames. Note that some games may have specific character restrictions.
Is Hangul Filler safe to use?
Yes, 100% safe. Hangul Filler is an official Unicode character (U+3164) standardized by the Unicode Consortium. It's part of the Hangul Compatibility Jamo block and widely supported across all operating systems and platforms. Using it won't harm your device, violate platform terms, or cause security issues. It's simply a standard text character like any letter or symbol.
Why isn't Hangul Filler working on my platform?
While Hangul Filler has 95% success rate, some platforms may filter or strip invisible characters. Try these solutions: (1) Use multiple Hangul Filler characters instead of one, (2) Try Braille Blank (U+2800) as an alternative for desktop platforms, (3) Check if the platform requires visible text (some platforms block pure whitespace), (4) Test in the "Test Area" section above to verify you copied correctly. For X/Twitter and Discord, Braille Blank usually works better.
How many Hangul Filler characters should I use?
It depends on your use case: For WhatsApp blank messages, 1 character is usually enough. For blank usernames/display names, try 1-5 characters depending on minimum length requirements. For spacing/formatting, use as many as needed (up to 1000 available). For Instagram bios or captions, 1-10 characters work well for line breaks. Always test first to see what works best for your specific platform and purpose.
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