About this app
Do you remember when you were small, your grandmother or grandfather always were doing brain teasers: crosswords, quizzes, trivia, and sudoku? All these educational games for adults and almost all of us thought it was boring and they were only doing it because there is nothing else to do. That is not the case. They were doing brain training. Our brain is like our body is needed to be trained and looked after. You won’t have the same ease of remembering something in your 70s, unfortunately. To keep your brain sharp, you need to practice, and the best practice is when you don’t get bored. You are playing a game, and the brain thinks that you are relaxing, but you are actually training. Check your general knowledge while playing our game. We have questions on every topic: history, science, even vexillology.
So how does our game work? As you expected from a logic puzzle game.…
Preview
Real screenshots from the store listing.
Independent evidence report
Evidence and review signals
This is where the page changes from an app-store listing into an evidence report: findings, important reviews, pricing and a dated history.
Which version this describes
When we ran this analysis, and what the store lists now.
This analysis describes version 3.30.0 of the app, analyzed 2026-10-05 . The app may have changed since.
The store currently lists version 3.30.0, updated 2026-09-30.
What we measured
Each line is a measurement published as a measurement, never a verdict.
Each line is a measurement, published as a measurement. Where we have not looked, the line says so rather than reading as a zero.
In the package we scanned
No package has been scanned for this app, so nothing is published about what it ships. That is an absence of evidence about the app, not a finding about it.
Graded bands · predicate set 1.4 · how these are measured
What the analysis found
App-specific findings, grouped by what each one rests on. How they are graded lives on its own page.
This assessment published no findings. That is a statement about what the evidence we had could show, not a clearance of the app.
Assessment & version history
App changes and Appworthy events in one timeline.
What this app sells
Useful store-disclosed pricing, kept below the app listing.