Sigma Theory
Playing now
0−2 vs. yesterday
0.0%of peak
All-time peak
67 Sep 2026
Price history
Prices in every currency
Priced itemSigma Theory · $17.995 currencies · ≈ converted into USD for comparison
Cheapest region right now: Russia at 399 ₽ ≈ $4.63, 74.3% below yours.
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| ≈ in USD | ||||
|---|---|---|---|---|
 USD · United States | $17.99 | $17.99 | yours | $17.99 · 9 Sep 2026 |
 RUB · Russia | 399 ₽ | ≈ $4.63 | −74.3% | 399 ₽ · 9 Sep 2026 |
 BRL · Brazil | R$ 34,99 | ≈ $6.85 | −61.9% | R$ 34,99 · 9 Sep 2026 |
 EUR · Euro area | 17,99 € | ≈ $20.89 | +16.1% | 17,99 € · 9 Sep 2026 |
 GBP · United Kingdom | £15.49 | ≈ $20.98 | +16.6% | £15.49 · 9 Sep 2026 |
cheaper than your pricedeareryour region
≈ figures are converted at today’s rates for comparison only; Steam charges the local amount. Rates from the ECB and an open daily dataset, updated .Export CSV