Free Postline tools and templates
Each tool runs in your browser, so what you type or pick stays on your device. No sign-up needed.
Instagram caption limits checker
Count characters, hashtags, @ mentions and line breaks in an Instagram caption against the 2,200-character, 30-hashtag and 20-mention limits. Free and private.
Social media character counter
Check one post against the caption limits of Instagram, TikTok, X, LinkedIn, Facebook and YouTube at once, including X’s weighted count and YouTube’s byte limit. Free.