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House Rules 21Steam players
As of
Players, last 48 hours30-day average
0 players2 of 30 days observed
Data coverage| Data | Collected | Observed since | Last success |
|---|---|---|---|
| News and patch notes | Every 30 days (dormant tier) | 20 Oct 2026 | |
| Player counts | Every 30 days (dormant tier) | 20 Oct 2026 | |
| Store details | Weekly, and when Steam reports a change | 19 Oct 2026 |
Busier games are polled more often. Source: Steam Web API. Not affiliated with Valve.
House Rules 21 Blackjack, but every dealer plays by their own house rules. Work your way through nine dealers, each bending the rules of 21 in a different direction, build your bankroll, and unlock the modifiers, side bets, and card backs that turn a simple hand into a full run.
Screenshots
Price and Sale HistoryPrice now
$4.99Usual price
Lowest we've seen
$3.99−20%, 25 Oct 2026
Sales we've seen
1Deepest −20%, $3.99
| From | Price | Usual | Off |
|---|---|---|---|
| 8 Nov 2026 | $4.99 | $4.99 | — |
| 25 Oct 2026 | $3.99 | $4.99 | −20% |
| Sale | Length | Off | Price | Usual |
|---|---|---|---|---|
| 25 Oct – 8 Nov 2026 | 13 days | −20% | $3.99 | $4.99 |
| Sale | Off | During | Change |
|---|---|---|---|
| 25 Oct – 8 Nov 2026 | −20% | — | — |
Average players from our own counts over the 7 days before each sale, while it ran, and the 7 days after, kept clear of the sales either side. Steam’s big seasonal sales lift the whole store, so not every rise is this discount alone. How we count
