Chart standing · US
Not currently charting in this storefront.
What changed · US
Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.
Aug 26, 2026
Price change
1.99 USD → Free
Price & rating history · US
Reconstructed from the listing changes AppTracker has observed in this storefront, so each line starts at the first change on record.
Price · USD
Screenshots
About
The test has been used in the evaluation of stroke where subjects were instructed to check all groups of four dots. The number of groups of dots other than four needs to be pushed away by hitting the x button, and the time spent (maximum, 15 minutes) is taken into account.
Details
DeveloperStichting Yellow Riders
ReleasedFeb 2023
UpdatedFeb 2023
Version1.0
Size46.2 MB
RequiresiOS 11.0 or later
Age rating4+
LanguagesEnglish
PriceFree
Categories
Bundle IDcom.YellowRiders.BourdenWiesma