Portal 2

The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!

Developer

Publisher

Current Players

1,837

Observed: 2026-09-05T12:20:12.000Z UTC

Current Price (US / USD)

$9.99

Observed: 2026-09-04 23:40:12 UTC

Player Count History

Current1,837

Minimum1,198

Maximum1,837

Average1,500

14 recorded points • gaps preserved

Current Price$9.99

Lowest Observed$9.99

Base Price$9.99

Current DiscountNone

First observed: 2026-09-04 18:28:23 UTCRange: ALLLatest: 2026-09-04 23:40:12 UTC

2026-09-04 18:28:23 UTC

$9.99