Happy Color by Numbers Game vs Sudoku.com - Number Games

How do Happy Color by Numbers Game and Sudoku.com - Number Games 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 by Numbers Game	Sudoku.com - Number Games
Genre	Puzzle	Puzzle
Price	Free	Free
Difficulty	easy	variable
Ad intensity	high	high
In-app-purchase pressure	medium	high
Typical session	variable	medium
Rating	4.8 / 5	4.8 / 5
Ratings count	3,365,076	1,834,572
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 Brain-stimulating puzzle variety and challenge levels Useful hints and auto-check features reduce frustration Leaderboard competition adds replayability Common complaints Excessive mid-game ads interrupt play frequently (every few moves/box completions) Ad close buttons malfunction or render off-screen, forcing app restart Aggressive ad-removal pricing ($14-20) feels exploitative

Happy Color by Numbers Game — 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.com - Number Games — A brain-training sudoku puzzle game with thousands of classic puzzles across difficulty levels, marred by relentless mid-game advertising. (rated variable difficulty, high ad pressure)

Data: Apple App Store, as of 2026-07-10. Last updated 2026-07-10.