Work out slot machine rtp instantly with clear inputs, formula shown and shareable results.
Return to player applies to total turnover, not to deposits, so expected loss is total amount wagered times one minus the RTP. The distinction matters enormously: a thousand spins at 0.50 wagers 500 and expects to lose 20 at 96% RTP, even though far less than 500 was ever deposited.
Turnover
total wagered = spins x bet per spin
Expected loss
loss = total wagered x (1 - RTP)
total wagered = spins x bet per spin. Return to player applies to total turnover, not to deposits, so expected loss is total amount wagered times one minus the RTP.
The distinction matters enormously: a thousand spins at 0.50 wagers 500 and expects to lose 20 at 96% RTP, even though far less than 500 was ever deposited.
Enter return to player, number of spins, bet per spin. The defaults shown are a realistic worked example — swap in your own figures to get a result you can use.