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Sigma Theory - Deluxe Edition - Price
Price
Best price now: —
Price without discount:
Discount: 0%
Historical best price: $5.40
Dynamics of the Best Price
Price Dynamics
| Date | Store | Old Price | New Price | Price Change | |
|---|---|---|---|---|---|
| 10/09/2025 |  | GOG | $27.17 | $5.43 | -80% |
| 10/08/2025 | | GOG | $5.43 | $27.17 | +80% |
| 10/07/2025 |  | Steam | $9.15 | $27.16 | +66% |
| 10/01/2025 | | Steam | $27.16 | $9.15 | -66% |
| 09/25/2025 | | GOG | $27.17 | $5.43 | -80% |
| 09/19/2025 | | GOG | $5.43 | $27.17 | +80% |
| 09/18/2025 | | GOG | $27.17 | $5.43 | -80% |
| 09/18/2025 | | GOG | $5.43 | $27.17 | +80% |
| 08/27/2025 | | GOG | $27.17 | $5.43 | -80% |
| 08/25/2025 | | Steam | $8.05 | $27.16 | +70% |
| 08/18/2025 | | GOG | $5.43 | $27.17 | +80% |
| 08/11/2025 | | Steam | $27.16 | $8.05 | -70% |
| 08/09/2025 | | GOG | $27.17 | $5.43 | -80% |
| 07/23/2025 | | GOG | $5.43 | $27.17 | +80% |
| 07/11/2025 | | Steam | $6.94 | $27.16 | +74% |
| 06/26/2025 | | Steam | $27.16 | $6.94 | -74% |
| 06/16/2025 | | Steam | $8.05 | $27.16 | +70% |
| 06/10/2025 | | GOG | $27.17 | $5.43 | -80% |
| 06/03/2025 | | GOG | $5.43 | $27.17 | +80% |
| 06/02/2025 | | Steam | $27.16 | $8.05 | -70% |
| 05/26/2025 | | GOG | $27.17 | $5.43 | -80% |
| 05/22/2025 | | GOG | $5.43 | $27.17 | +80% |
| 05/14/2025 | | GOG | $27.17 | $5.43 | -80% |
| 05/11/2025 | | GOG | $5.43 | $27.17 | +80% |
| 04/30/2025 | | GOG | $27.17 | $5.43 | -80% |
| 04/21/2025 | | Steam | $8.05 | $27.16 | +70% |
| 04/14/2025 | | Steam | $27.16 | $8.05 | -70% |
| 04/03/2025 | | GOG | $5.43 | $27.17 | +80% |
| 03/21/2025 | | Steam | $6.94 | $27.16 | +74% |
| 03/14/2025 | | Steam | $27.16 | $6.94 | -74% |
| 02/28/2025 | | GOG | $27.17 | $5.43 | -80% |
| 02/21/2025 | | GOG | $5.43 | $27.17 | +80% |
| 01/24/2025 | | GOG | $27.17 | $5.43 | -80% |
| 01/22/2025 | | GOG | $5.43 | $27.17 | +80% |
| 01/14/2025 | | GOG | $27.17 | $5.43 | -80% |
| 01/11/2025 | | GOG | $5.43 | $27.17 | +80% |
| 01/02/2025 | | Steam | $5.84 | $27.16 | +78% |
| 12/20/2024 | | Steam | $27.16 | $5.84 | -78% |
| 12/05/2024 | | Steam | $6.94 | $27.16 | +74% |
| 11/27/2024 | | Steam | $27.16 | $6.94 | -74% |
| 11/26/2024 | | GOG | $27.17 | $5.43 | -80% |
| 11/21/2024 | | GOG | $5.43 | $27.17 | +80% |
| 11/13/2024 | | GOG | $27.17 | $5.43 | -80% |
| 11/05/2024 | | GOG | $5.43 | $27.17 | +80% |
| 10/28/2024 | | GOG | $27.17 | $5.43 | -80% |
| 10/16/2024 | | GOG | $5.43 | $27.17 | +80% |
| 09/19/2024 | | GOG | $27.17 | $5.43 | -80% |
| 09/10/2024 | | GOG | $5.43 | $27.17 | +80% |
| 08/26/2024 | | GOG | $27.17 | $5.43 | -80% |
| 08/20/2024 | | GOG | $5.43 | $27.17 | +80% |
| 08/13/2024 | | GOG | $27.17 | $5.43 | -80% |
| 07/19/2024 | | GOG | $5.43 | $27.17 | +80% |
| 06/19/2024 | | GOG | $27.17 | $5.43 | -80% |
| 06/12/2024 | | GOG | $5.43 | $27.17 | +80% |
| 06/04/2024 | | GOG | $27.17 | $5.43 | -80% |
| 05/09/2024 | | GOG | $5.43 | $27.17 | +80% |
| 05/01/2024 | | GOG | $27.17 | $5.43 | -80% |
| 04/12/2024 | | GOG | $5.43 | $27.17 | +80% |
| 03/22/2024 | | Steam | $6.94 | $27.16 | +74% |
| 03/20/2024 | | GOG | $27.17 | $5.43 | -80% |
| 03/15/2024 | | Steam | $27.16 | $6.94 | -74% |
| 03/08/2024 | | GOG | $5.43 | $27.17 | +80% |
| 02/29/2024 | | GOG | $27.17 | $5.43 | -80% |
| 02/22/2024 | | GOG | $21.73 | $27.17 | +20% |
| 02/14/2024 | | GOG | $27.17 | $21.73 | -20% |
| 02/13/2024 | | GOG | $5.43 | $27.17 | +80% |
| 02/05/2024 | | GOG | $27.17 | $5.43 | -80% |
| 01/23/2024 | | GOG | $5.43 | $27.17 | +80% |
| 01/16/2024 | | GOG | $27.17 | $5.43 | -80% |
| 01/04/2024 | | Steam | $6.94 | $27.16 | +74% |
| 12/22/2023 | | Steam | $27.16 | $6.94 | -74% |
| 11/20/2023 | | GOG | $5.43 | $27.17 | +80% |
| 11/13/2023 | | GOG | $27.17 | $5.43 | -80% |
| 10/23/2023 | | GOG | $5.43 | $27.17 | +80% |
| 10/16/2023 | | GOG | $27.17 | $5.43 | -80% |
| 10/09/2023 | | GOG | $5.43 | $27.17 | +80% |
| 10/02/2023 | | GOG | $27.17 | $5.43 | -80% |
| 03/23/2023 | | Steam | $8.13 | $27.16 | +70% |
| 03/16/2023 | | Steam | $27.16 | $8.13 | -70% |
| 01/05/2023 | | Steam | $6.77 | $27.16 | +75% |
| 12/23/2022 | | Steam | $27.16 | $6.77 | -75% |
| 11/29/2022 | | Steam | $10.84 | $27.16 | +60% |
| 11/22/2022 | | Steam | $27.16 | $10.84 | -60% |
| 10/20/2022 | | Steam | $5.40 | $27.16 | +80% |
| 10/13/2022 | | Steam | $27.16 | $5.40 | -80% |
| 07/07/2022 | | Steam | $5.40 | $27.16 | +80% |
| 06/23/2022 | | Steam | $27.16 | $5.40 | -80% |
| 05/02/2022 | | Steam | $5.40 | $27.16 | +80% |
| 04/25/2022 | | Steam | $27.16 | $5.40 | -80% |
| 02/04/2022 |  | Fanatical | — | $31.96 | — |
| 01/13/2022 | | GOG | — | $27.17 | — |
| 01/05/2022 | | Steam | $6.77 | $27.16 | +75% |
| 12/23/2021 | | Steam | $27.16 | $6.77 | -75% |
| 12/01/2021 | | Steam | $10.84 | $27.16 | +60% |
| 11/24/2021 | | Steam | $27.16 | $10.84 | -60% |
| 11/01/2021 | | Steam | $13.57 | $27.16 | +50% |
| 10/28/2021 | | Steam | $27.16 | $13.57 | -50% |
| 07/08/2021 | | Steam | $10.84 | $27.16 | +60% |
| 06/24/2021 | | Steam | — | $10.84 | — |