Social Media Tools FAQ: Common Questions Answered

Character limits vary by platform: Twitter/X is 280 characters (basic), Instagram captions are 2,200 characters, LinkedIn posts are 3,000 characters, Facebook posts are 63,206 characters, TikTok captions are 2,200 characters, and Pinterest descriptions are 500 characters. Count characters for Twitter/X with our free tool.

Instagram allows up to 30 hashtags per post. However, research suggests that 5–10 highly relevant hashtags often outperform 30 generic ones. Use a mix of high-volume hashtags (1M+ posts) for exposure and niche hashtags (under 500K posts) for targeted reach. Generate relevant hashtags for free.

A Twitter Card is the rich media preview displayed when someone shares your URL on Twitter/X. It shows a title, description, and image instead of just a plain URL. Implementing Twitter Card meta tags significantly increases click-through rates from shared links. Preview your Twitter Card for free.

A strong Instagram bio is 150 characters, uses 1–2 relevant emojis, clearly states what you do, includes a CTA (call to action), and has a link. Line breaks improve readability. Your bio is the first impression for profile visitors — make every character count. Create your Instagram bio with our free tool.

Facebook recommends 1,200×630 pixels for link preview images, 1,080×1,080 for square posts, and 1,080×1,920 for Stories. Using the correct dimensions prevents cropping and blurriness. The Open Graph image (og:image) controls what Facebook shows when your URL is shared.

Fancy text uses Unicode characters that look like styled versions of regular letters — bold, italic, small caps, bubble text, and more. These work on any platform that renders Unicode (Instagram, Twitter, Facebook, etc.) without needing actual font formatting. Generate fancy text for free here.

YouTube recommends thumbnails at 1,280×720 pixels (16:9 aspect ratio), under 2 MB in JPG, PNG, or WebP format. Thumbnails are critical for click-through rate — high-contrast images with bold text and expressive faces typically perform best.