Optimal post length guide
Quick reference for optimal content length on every platform — character counts, ideal word counts.
Optimal: 71–100 chars
Optimal: 1,300 chars. 'See more' at ~210
Optimal: 138–150. Shows ~125 before 'more'
Optimal: under 80 chars for max reach
Optimal: 100–150 chars
Optimal: 60 chars (avoids truncation)
Only 50 chars show in grid
Similar to Twitter — short wins
Short, punchy — Twitter replacement vibes
Instance-configurable
Long-form works well in channels
about this tool
The Optimal post length guide is free to use — no sign-up required. Quick reference for optimal content length on every platform — character counts, ideal word counts.This tool is part of PostAI's free toolset for social media creators, marketers, and teams.
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