Free AI Tool

AI Social Media Caption Generator

Generate platform-specific captions for Instagram, Facebook, Twitter & LinkedIn. Hashtags included, ecommerce-focused — free.

Platform Best Practices

Instagram

  • → 125-150 chars before "more" cutoff
  • → 20-30 hashtags for max reach
  • → Use line breaks for readability
  • → Always include "link in bio" CTA

Facebook

  • → 40-80 chars gets best engagement
  • → Include a direct URL (no link-in-bio)
  • → 1-2 hashtags maximum
  • → Question or poll format boosts comments

Twitter / X

  • → 71-100 chars gets highest engagement
  • → 1-2 hashtags max (not spam)
  • → Include media — images get 150% more RTs
  • → Tweet 1-3x per day for best visibility

LinkedIn

  • → Professional tone performs best
  • → 150-300 chars before "see more" cutoff
  • → 3-5 relevant hashtags
  • → End with a question to drive comments

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