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Viral coefficient (K-factor)
Does each user bring in more users?
How it works
- K = invites per user × invite conversion rate.
- K above 1 means self-sustaining viral growth (rare!).
- Even K of 0.3–0.5 makes paid growth much cheaper.
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Your result
K-factor
—
Each new user becomes
∞ (viral)
Learn the idea behind it
Network effects
A product has network effects when each new user makes it more valuable for everyone else.
The flywheel
Big results come from many small pushes in the same direction, building unstoppable momentum.
Traction channels
There are many ways to get customers. Test a few, then focus on the one that works.
References
- [1]
- [2]
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