What is the character limit for a Snapchat caption?

A Snap caption holds up to 80 characters on a single line; longer text wraps and shrinks across multiple lines but only about 80 characters stay readable in the classic caption bar. Keep it short so it does not overlap the image.

How long can a Snapchat bio be?

The Snapchat profile bio (the 'About' text) allows up to 80 characters. This is short by design, so lead with your most important line and use it for a quick tagline rather than a paragraph.

What are the rules for a Snapchat username?

A Snapchat username must be 3 to 15 characters, can only contain letters, numbers, underscores, periods and hyphens, and cannot be changed once set. The display name is separate and can be edited freely up to about 25 characters.

Does Snapchat count emoji as characters?

Yes. This counter measures by Unicode code points, so a simple emoji counts as one character. Some compound emoji (with skin-tone or flag modifiers) are built from several code points and may count as more than one toward the limit.

What happens if I exceed a Snapchat limit?

If you exceed a caption or bio limit the extra text is simply truncated and not shown. For usernames the app rejects the entry outright, so the counter turns red before you hit the cap to warn you in advance.

Snapchat Character Limit Counter

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This live counter enforces Snapchat’s real per-field character limits so your caption, bio, display name or username never gets truncated or rejected. As you type, it shows characters used, characters remaining, and the hard limit, with the colour shifting from neutral to amber to red as you approach and pass the cap.

How it works

Each Snapchat field has a different limit, so the tool stores them per field: roughly 80 characters for a Snap caption, 80 for the profile bio, 25 for the display name, and 3–15 for the username (which also has a character-set rule). Counting is done with Array.from(text), which iterates by Unicode code point so a basic emoji counts as a single character rather than the two UTF-16 units a naïve .length would report.

The colour bands give instant feedback: green while you have comfortable room, amber within the last 10% of the limit, and red once you exceed it. For usernames the tool additionally validates the allowed character set and minimum length, flagging anything Snapchat would reject.

Tips

Front-load the important words — Snapchat truncates from the end, so your hook should never sit near the limit.
Keep captions well under 80 characters so the text bar does not cover the centre of your Snap.
Remember the username is permanent; the editable display name is the field to use for branding and changes.
Emoji with skin-tone or flag modifiers can quietly eat extra characters, so re-check the counter after adding them.