Happy Color® – Coloring Games vs Osmos

How do Happy Color® – Coloring Games and Osmos compare on difficulty, ad pressure, in-app-purchase pressure and what real reviewers say? A side-by-side look, grounded in App Store data.

	Happy Color® – Coloring Games	Osmos
Genre	Puzzle	Puzzle
Price	Free	Paid
Difficulty	easy	hard
Ad intensity	high	none
In-app-purchase pressure	medium	none
Typical session	variable	variable
Rating	4.8 / 5	4.8 / 5
Ratings count	3,399,122	894
Reviews say	What players like Calming and meditative for anxiety/ADHD Vast library of pictures including Disney content Satisfying animated playback on completion Common complaints Excessive ads interrupt coloring mid-session Ads pop up and open browser tabs without permission Touch sensitivity issues requiring multiple taps	What players like Stunning visuals and ethereal ambient soundtrack Zero ads or in-app purchases after one-time purchase Unique physics-based gameplay with delicate balance mechanics Common complaints Game crashes on iPad Pro with latest OS Steep difficulty curve leaves some players stuck on later levels Limited number of levels—players want Osmos 2

Happy Color® – Coloring Games — A relaxing color-by-numbers game with 40,000+ pictures designed to calm anxiety and ADHD through meditative coloring. (rated easy difficulty, high ad pressure) Osmos — A meditative physics-based puzzle where you absorb smaller organisms to grow while ejecting matter to propel yourself in a beautiful, hypnotic cosmic environment. (rated hard difficulty, none ad pressure)

Data: Apple App Store, as of 2026-08-25. Last updated 2026-08-25.