Text Tools 6 min read

Character Counter Online: Word & Letter Count Guide

Learn character limit standards for Twitter (X), Instagram, meta descriptions, SMS messages, and online writing.

BM Sanjay Samanta & Academic Review Board

Published August 11, 2026

Fact-Checked

X (Twitter): 280 characters
SEO Title Tag: 50 – 60 characters
SEO Meta Description: 150 – 160 characters
SMS Message: 160 characters per segment

Basic Math Tools STEM Editorial Team Verified

Reviewed by Applied Math Specialists • Editorial Policy

Updated: August 11, 2026

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