Format, count, and optimize your Mastodon posts. Character counter, line breaks, bold/italic — all in one tool.
Type or paste your Mastodon post content.
See character count, word count, and Mastodon limits.
Choose a formatted version and copy it.
Small adjustments here usually improve output quality and publishing speed.
Mastodon allows up to 500 characters per post
Use line breaks to improve readability and scannability
Adding 3-5 hashtags typically maximizes reach
Bold text can increase engagement by making key points stand out
Campane connects ideation, formatting, publishing, and analytics so the work you started here turns into a repeatable workflow instead of another disconnected tab.