Valve Explorer vs Cram Binder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Valve Explorer
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Valve Explorer is an educational reference for industrial and engineering valves. Learn valve types, applications, and terminology with quizzes and flashcards. Fully offline.
Cram Binder
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Cram Binder is a private offline exam index — stage subject spines, file past papers and flash decks, and find any drill before the test.
Screenshots
Verdict
The clearest difference is update cadence: Valve Explorer at weekly against Cram Binder's monthly. Valve Explorer also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Valve Explorer ships an update weekly, Cram Binder monthly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.
| Parameter | Valve Explorer | Cram Binder |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 57 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Pham Van Thanh | Reading Session |
In-app purchases
Valve Explorer
No in-app purchases
Cram Binder
No in-app purchases
Questions
Is Valve Explorer free?
Is Cram Binder free?
Do Valve Explorer or Cram Binder have ads?
Which is updated more often, Valve Explorer or Cram Binder?
Other comparisons
