Price stats
- All-time low · all stores
- USD 0.99 Jun 2017+909%
- Lowest in 52 days
- USD 1.99
- Highest in 52 days
- USD 9.99
The all-time low is CheapShark's, across every store it tracks. Our own record starts 29 Aug 2026.
Price history USD 1.99 – USD 9.99
Does Portal go on sale?
Yes. Since we started watching on 29 Aug 2026, Portal has been on sale once, at -80% (USD 1.99, 1 Oct – 8 Oct 2026). In the Autumn Sale (1 Oct – 8 Oct 2026) it was USD 1.99 (-80%). Its lowest price ever, in any store, is USD 0.99 (Jun 2017), by CheapShark's records.
Next possible discount: 7 Nov 2026 at the earliest. Steam allows no discount within 30 days of another. Steam's rules let it join the Winter Sale (17 Dec).
| 1 Oct – 8 Oct 2026 | -80% | USD 1.99 |
|---|
Every price change DropWatch has recorded from Steam since 29 Aug 2026, in USD. The earliest dates follow Steam's discount rules and the US prices we see; a publisher may not discount at all.
Players over time peak 1.1K · low 283
The highest concurrent player count we sampled each day.
Review sentiment trend · now 98% positive
Share of each month's Steam reviews that were positive.
Regional prices on Steam
| United States | USD 9.99 |
|---|---|
| Australia | AUD 14.50 |
| Brazil | BRL 32.95 |
| Canada | CAD 12.95 |
| Germany (euro) | EUR 9.75 |
| United Kingdom | GBP 8.50 |
| India | INR 480.00 |
| Malaysia | MYR 22.99 |
| Singapore | SGD 10.00 |
Today's price in each region we collect. Steam sets these per region rather than by exchange rate.
Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
- Developer
- Valve
- Released
- Oct 10, 2007
- Platforms
- Windows · macOS · Linux
- Genres
- Action
