Free slot demos, ranked for clearing bonuses

Every slot below is free to play in demo mode, and every one has been chosen for a single job: clearing a casino bonus as cheaply as possible. That job comes down to one formula. The money you must bet to release a bonus (the turnover) multiplied by the game's house edge (100% minus RTP) is what the bonus costs you on average. A 35x bonus of $100 means $3,500 of bets; on a 96% slot the house keeps $140 of that, on a 97.5% slot only $87.50. Same bonus, same casino, a $52.50 difference — just from the game you pick.

So we started from a catalogue of more than 6,000 games and kept 300. 260 of them are the core list: slots with a published RTP of at least 96.3% and low to medium volatility, so the expected cost is low and the balance tends to survive long enough to finish the wagering. Their average cost to clear a $100 bonus at 35x is $109.72, against $140.00 on a standard 96% game. The other 40 are a deliberate contrast group: high-volatility slots with RTPs of 97% and above. On paper they are the cheapest of all; in practice they bust a bonus balance far more often, and each of their pages says so.

Each game page has a wagering cost box that runs the numbers with the same code as our bonus calculator: turnover, house edge, expected loss, expected value, the break-even multiplier for that RTP, and what the slot is worth on BitGuruz's 400% match (at our assumed 30x the bonus — check the current terms). The list is sorted by our wagering fit — RTP and volatility together — so the best bonus-clearing slots come first. Browse by RTP band, by volatility or by provider using the links below.

Two cautions before you play for real. Casinos can run lower RTP versions of the same game, so check the info screen. And many bonus terms exclude some high-RTP slots from wagering altogether — read the list of excluded games before you start.