Mastodon character counter
Check your Mastodon post against the 500-character limit in real time. Free, no signup.
Mastodon · Post
0 / 500
500 remaining
Counts are approximate (some networks count URLs, emoji or certain characters differently) and limits can change — verify current limits before publishing.
Mastodon character limits (2026)
Staying within Mastodon's post limit keeps your message from being cut off — and front-loading the important part still matters, since Mastodon often truncates the preview well before the hard limit. Limits change over time and can vary by account type, so always verify the current figure.
Mastodon character counter, answered
What is the Mastodon character limit?
Mastodon's post limit is 500 characters. Bio: 500. Limits can change, so verify before publishing.
How do I count characters for Mastodon?
Paste or type your text into the counter above. It counts characters in real time and warns you when you go over the Mastodon limit.
Does this Mastodon character counter count spaces and emoji?
Yes — it counts spaces, and counts emoji as best it can by code point. Note that Mastodon may count some characters, URLs or emoji differently, so treat the count as a close approximation.
Write it, then schedule it
Compose, stay within the limit, and schedule Mastodon posts — free, with AI captions and auto-publishing.