Zero Width Shortener

Shorten URLs with invisible spaces

Zero Width Shortener (abbreviated as ZWS) is a URL shortener that shortens URLs using spaces that have zero width, making them invisible to humans.
Characters
We've done a bit of research on what characters work on different platforms
Character
In use
​Twitter​
​iMessage*
​Discord​
​Slack​
​Telegram​
Notes
U+200B
✔️
❌
❌
✔️
❌
✔️
Used in URLs since initial release, blacklisted space character on Twitter​
U+200D
✔️
❌
​
✔️
​
✔️
​Discord prompts you with a "spoopy URL" popup when clicked
U+200C
❌
❌
​
✔️
​
❌
Blacklisted space on Twitter, discontinued (previously used, replaced with U+200D)
U+180E
❌
❌
❌
✔️
​
❌
Visible on iOS, discontinued in b39897e (previously used, replaced with U+200C)
U+061C
❌
❌
​
✔️
​
✔️
​
​iMessage note: Tested on latest beta of iOS

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Last updated 1 month ago

Character	In use	Twitter	iMessage*	Discord	Slack	Telegram	Notes
`U+200B`	✔️	❌	❌	✔️	❌	✔️	Used in URLs since initial release, blacklisted space character on Twitter
`U+200D`	✔️	❌		✔️		✔️	Discord prompts you with a "spoopy URL" popup when clicked
`U+200C`	❌	❌		✔️		❌	Blacklisted space on Twitter, discontinued (previously used, replaced with `U+200D`)
`U+180E`	❌	❌	❌	✔️		❌	Visible on iOS, discontinued in b39897e (previously used, replaced with `U+200C`)
`U+061C`	❌	❌		✔️		✔️