Spellfort vs ChimpTest

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

Spellfort compared with ChimpTest
Detail	Spellfort	ChimpTest
What it does	Voice-controlled games for the edge of sleep	A free memory game inspired by Ayumu the chimpanzee at Kyoto University
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	Voice-controlled gameplay with no visual interface Trivia battles Animal mysteries Sound games Memory journeys Riddles Interactive tales Game master narration Sign in with Apple account support	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
What makes it different	Eyes-closed gameplay that minimizes screen time Designed for the hypnagogic state between waking and sleep Short adventures suitable for end-of-day play No complex controls required	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
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)	Not checked yet no change since last check	6 no change since last check
Trust Flow (Majestic)	0	6
Citation Flow (Majestic)	17	20
Referring domains (Majestic)	7	3

4 details filled in for both companies.