Each social media platform has different character limits for posts, bios, and other text elements. Here's a comprehensive guide to help you optimize your content for each platform:

Twitter Character Limits

• Tweets: 280 characters (including spaces and most punctuation)
• Threads: Each tweet in a thread has the same 280-character limit
• Bio: 160 characters
• Direct Messages: 10,000 characters

Instagram Character Limits

• Caption: 2,200 characters (truncated in feed after ~125 characters)
• Bio: 150 characters
• Comments: 2,200 characters
• Hashtags: 30 per post

Facebook Character Limits

• Regular Posts: 63,206 characters (but engagement drops significantly after ~250 characters)
• Comments: 8,000 characters
• Page Description: 255 characters (shown in About section)
• Ads Headline: 40 characters (25 for display)

LinkedIn Character Limits

• Posts: 3,000 characters (1,300 for optimal engagement)
• Headline: 220 characters
• About Section: 2,600 characters
• Comments: 1,250 characters