How to Check if a Steam Game Is on Game Pass
There is a particular kind of waste that stings more than a duplicate purchase: paying full price for a game that was already included in a subscription you have been paying for every month.
It happens constantly, for a boring structural reason. Steam has no incentive to tell you that a game on its store is free on a Microsoft subscription. So the information is never on the page where you need it.
The quick answer
Two reliable places to search the catalog:
- xbox.com/play/games — the web catalog browser. Searchable and filterable by device, which matters more than people expect.
- The Xbox app on PC — open the Game Pass tab and search there. This one has the advantage of knowing which tier you are actually subscribed to.
Search the game's name. If it appears with a Game Pass badge, it is included right now. That last phrase is doing a lot of work — see below.
There is more than one catalog
This is the detail that causes most of the confusion. "Is it on Game Pass" is not a yes-or-no question, because the catalogs differ:
- PC and console catalogs are not identical. A game can be on console Game Pass and absent from PC, or the reverse. If you are looking at a Steam page, the PC catalog is the one that matters to you.
- Tiers include different things. What you get depends on which plan you pay for, and the higher tiers include libraries the cheaper ones do not.
- EA Play is bundled into the top tier, which quietly adds a large catalog of EA games that people forget they have access to.
So when you search, filter for PC specifically, and check it against the tier you actually pay for rather than the catalog in general.
Why the Steam page will never tell you
Worth stating plainly, because it explains why this problem is not going away: storefronts do not cross-reference competitors' subscriptions. Steam will warn you if you already own something on Steam. It has no reason to mention that Microsoft is currently giving the same game away to subscribers.
Every platform behaves this way. The gap between "what you have access to" and "what any single store knows about" is where the money leaks out.
The rotation problem
Game Pass is a lease, not ownership. Titles leave the catalog regularly — typically a batch every couple of weeks, usually with about two weeks' notice.
This cuts both ways, and it is the reason "it's on Game Pass, don't buy it" is not always correct advice:
- A catalog you checked a month ago may no longer be accurate. Check at the moment you are about to buy, not from memory.
- If a game is leaving soon and you are partway through it, buying it can be the right move. Subscribers usually get a discount on games in the catalog, and your saves generally carry over.
When buying it anyway makes sense
Three cases where paying for a game you could play free on Game Pass is still the better decision:
You want it permanently. Anything you intend to return to in five years is worth owning outright. Subscription access ends the moment you stop paying.
You want mod support. For a lot of PC games this is decisive. The Steam version hooks into Steam Workshop; the Game Pass version frequently does not, and modding it ranges from awkward to impossible. If mods are half the reason you want the game, Game Pass is not really the same product.
The subscription math does not work. If one game is the only reason you would keep subscribing, buying it once is cheaper than paying monthly indefinitely.
Doing the check automatically
The manual version of this — open the catalog browser, filter to PC, confirm against your tier, do it again every time — is exactly the kind of task people intend to do and then do not.
VaultCheck checks it for you on the page. Tell it which subscriptions you actually pay for, and when you open a game on Steam or any of fifteen other stores, it shows one of two things: a green note that the game is free on a service you already subscribe to, or a neutral note that it is available on a service you do not have, with the monthly price so you can judge whether that is a saving or a new expense. It covers Xbox Game Pass and PlayStation Plus Extra, and the catalogs refresh weekly so a rotated-out game does not linger as a false positive.
The distinction between "you already pay for this" and "you could pay for this" is the entire point. One is a saving. The other is a subscription pitch, and plenty of tools blur the two.