Concentration Grid vs Flappy Dunk

How do Concentration Grid and Flappy Dunk compare on difficulty, ad pressure, in-app-purchase pressure and what real reviewers say? A side-by-side look, grounded in App Store data.

	Concentration Grid	Flappy Dunk
Genre	Sports	Sports
Price	Paid	Free
Difficulty	medium	medium
Ad intensity	none	high
In-app-purchase pressure	none	medium
Typical session	short	short
Rating	4.3 / 5	4.6 / 5
Ratings count	7	766,621
Reviews say	What players like Effective mental training tool for athletes Quick brain exercise Customizable grid difficulty Common complaints Screen freezes and goes white Scattered red numbers can make it harder to locate targets	What players like Fun, addictive arcade gameplay Multiple modes (endless and battle) Skin unlocks and challenges Common complaints Too many frequent ads Gameplay doesn't match ads/misleading marketing Technical lag and glitches

Concentration Grid — A mental focus grid exercise where you tap numbers in sequence as fast as possible to train athletic concentration. (rated medium difficulty, none ad pressure) Flappy Dunk — Tap to launch your character through hoops in fast-paced arcade battles and endless challenges. (rated medium difficulty, high ad pressure)

Data: Apple App Store, as of 2026-08-24. Last updated 2026-08-24.