Happy Color® – Coloring Games vs Sudoku ′ No ads

How do Happy Color® – Coloring Games and Sudoku ′ No ads 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	Sudoku ′ No ads
Genre	Puzzle	Puzzle
Price	Free	Paid
Difficulty	easy	variable
Ad intensity	high	none
In-app-purchase pressure	medium	none
Typical session	variable	variable
Rating	4.8 / 5	4.8 / 5
Ratings count	3,398,350	28,704
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 No ads or pay-to-win pressures Clean, intuitive interface praised by long-term players Wide range of difficulty levels from easy to diabolical Common complaints Persistent review-request popups after every completed puzzle Difficulty level inconsistency within same settings Dark mode contrast issues between numbers and background

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) Sudoku ′ No ads — A clean, ad-free Sudoku puzzle game with six difficulty levels and intuitive controls for daily brain training. (rated variable difficulty, none ad pressure)

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