Hit frequency answers a different question from RTP. RTP tells you how much comes back. Hit frequency tells you how often something comes back, and "something" is doing an enormous amount of work in that sentence.
Do the arithmetic
A slot with a 25% hit frequency pays on one spin in four. That sounds generous. Then look at what a "win" is.
Stake $1.00 a spin, 100 spins, $100 staked. Twenty-five spins "win". Suppose the returns are:
| Outcome | Spins | Returned |
|---|---|---|
| Win above stake | 6 | $32 |
| Win below stake (e.g. $0.20 on a $1 spin) | 19 | $9 |
| No win | 75 | $0 |
| Total | 100 | $41 |
Twenty-five wins. Ninety-six dollars staked and forty-one returned on this illustrative run. The screen celebrated twenty-five times.
The loss disguised as a win
That $0.20 return on a $1.00 stake is a 19-cent loss, and the machine marks it with rising music, coin sounds and a flashing counter. This is a documented and deliberate design pattern: the "loss disguised as a win", and it is one of the most studied mechanisms in gambling product design. It exists to make the rate of reinforcement feel far higher than the rate of profit, and it works.
How to use the number
- High hit frequency, low volatility: frequent small returns, slow bleed, long sessions.
- Low hit frequency, high volatility: long silences, rare spikes.
Neither is better. Both return the same fraction of your stake in the long run, because the RTP is the RTP.