0️⃣ Keycap: 0

The 0️⃣ Keycap: 0 emoji belongs to the keycap numbers, filed by Unicode under Symbols. People send it when the subject is keycap and zero.

0️⃣ fits messaging apps, social networks and anywhere a short visual cue helps. On SmileyZone it is filed under Numbers and Letters. Added in 2010 with Emoji 0.6, it displays correctly on every up-to-date system. Its code point is U+0030 U+20E3.

• 0️⃣ on its own already flags the topic: 0.
• Fits messages about keycap and zero.
• Often seen near 1️⃣ Keycap: 1, #️⃣ Keycap: # and *️⃣ Keycap: *.

Easy to mix up with 1️⃣ Keycap: 1, #️⃣ Keycap: # or *️⃣ Keycap: *. They sit in the same Unicode subgroup and look similar at small sizes, so it is worth checking the name before sending.