What the system Photos app already does
Let's start with what the system Photos app can actually do, without over- or under-selling it: screenshots go automatically into the "Screenshots" smart album, sorted newest first; iOS's Live Text can recognize text within a photo's detail view, and a long-press lets you select and copy it; the built-in search can also find photos containing specific text. For anyone with a modest number of screenshots who only occasionally goes back to look for something, this is already enough.
A real scenario: finding an order screenshot from three weeks ago
Say you screenshotted an order confirmation page three weeks ago, and now you need the order number to process a return. In the system Photos app, you first have to remember roughly what day you took it, go into the "Screenshots" album, and scroll back along the timeline. Once you find it, you still have to open it, zoom in, and copy the digits down yourself. If you take a lot of screenshots and shot other things that same day, this hunting-around can easily take a minute or two.
In ScreenStack, just type "order" or "order number" into the Library search bar. If the matching screenshot has a recognized order number field, a copyable field bar pops up right above the results — one tap on the icon copies it. You never have to open the image itself to hunt for the digits, select them, and copy them. This is the most concrete place where the extra bit of organizing actually pays for itself.
Three things ScreenStack does on top of that
- Automatic sorting by intent: four categories — important, saved, casual, to sort — instead of every screenshot dumped into one timeline;
- Credential fields you can copy directly: verification codes, amounts, and order numbers get recognized and become one-tap copyable, no need to hunt for digits in the image yourself;
- Two safety nets before deletion: moving to trash never touches the original in your photo library, and permanently deleting still requires one more iOS system confirmation.
The system Photos app currently has no equivalent for any of these — it can store, browse by date, and recognize text, but it won't proactively tell you whether a shot is safe to delete, and it won't pull a verification code out for you on its own.
When you genuinely don't need to install anything extra
If you don't take many screenshots to begin with, rarely need to dig up credential-type content, and have never found scrolling through Photos annoying, the built-in capabilities are probably already enough — there's no need to install an extra app just for these features. ScreenStack fits better if you take a lot of screenshots, regularly need to look back and verify credential info, or find yourself agonizing over whether to delete screenshots to the point it's affecting your storage.
Worth it or not: ask yourself these two questions
To decide, ask yourself two questions: first, has your screenshot count grown large enough that scrolling through the system Photos timeline feels like a chore? Second, do you have credential-type screenshots — verification codes, order numbers — that you need repeatedly and don't want to copy out by hand? If the answer to either is yes, the small extra bit of management overhead is probably worth it. If neither applies, the system Photos app is genuinely enough on its own.