ChimpTest vs Free-Games.to

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ChimpTest compared with Free-Games.to
Detail	ChimpTest	Free-Games.to
What it does	A free memory game inspired by Ayumu the chimpanzee at Kyoto University	Free online games. A little escape.
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Free
Pricing	Not given	Not given
Key features	Progressive levels that add numbered squares Flash window shrinks as difficulty increases Three-strike game over system Local browser storage of scores Challenge links with shared level difficulty Customizable flash speed via URL parameter	81 games across 8 categories 27 practical playing guides HTML5 and JavaScript games built in browser Touch controls for mobile devices Save favorites and track scores Optional Google sign-in for score history
What makes it different	Based on genuine peer-reviewed research from Kyoto University's 2007 Ayumu experiment No account, no download, no personal data collection Includes detailed educational articles about the original experiment and memory science	Independent browser adaptations with clear labeling Guides match the exact version you play No downloads, no installation, no account required Games built specifically for browser and mobile
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	6 no change since last check	12 no change since last check
Trust Flow (Majestic)	6	21
Citation Flow (Majestic)	20	33
Referring domains (Majestic)	3	80

4 details filled in for both companies.