Social Media Growth Glossary
Every metric that matters for X (Twitter) and TikTok growth — defined clearly, with actionable context. Built for creators who want to understand their data, not just see it.
TikTok3 terms
TikTok Hook Rate
TikTok Hook Rate is the percentage of viewers who watch the first 3 seconds of a video. It is the st...
Read definitionTikTok Retention Rate
TikTok Retention Rate is the average percentage of a video that viewers watch before scrolling away....
Read definitionTikTok Watch Time
TikTok Watch Time is the total cumulative time (in seconds or minutes) that viewers spend watching y...
Read definitionX (Twitter)4 terms
X (Twitter) Momentum Score
The X Momentum Score is an AI-calculated metric that tracks the acceleration of engagement (likes, r...
Read definitionX (Twitter) Engagement Rate
X Engagement Rate is the percentage of people who saw your post and took an action — including likes...
Read definitionX (Twitter) Reply Ratio
X Reply Ratio is the number of replies a post receives relative to its likes and reposts. A high rep...
Read definitionX (Twitter) Reach Rate
X Reach Rate is the percentage of your followers who see any given post in their timeline. Due to al...
Read definitionGeneral4 terms
Engagement Velocity
Engagement Velocity measures how quickly interactions — likes, replies, reposts, shares — accumulate...
Read definitionContent Half-Life
Content Half-Life is the time it takes for a piece of content to accumulate 50% of its total lifetim...
Read definitionFollower Growth Rate
Follower Growth Rate is the percentage increase in followers over a defined time period, typically m...
Read definitionImpressions vs Reach: What's the Difference?
Impressions count the total number of times a piece of content is displayed, including multiple view...
Read definitionAI & Strategy2 terms
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