Solitaire Online vs Spider Solitaire

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

Solitaire Online compared with Spider Solitaire
Detail	Solitaire Online	Spider Solitaire
What it does	Free browser solitaire games with no downloads or sign-ups	Free online card game with no download or account required
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	Unlimited undo and hints Instant play with no sign-up Works on phone, tablet and desktop Game progress saved locally in browser 15 solitaire variants	1, 2 and 4 suit difficulty levels Touch and mouse controls Keyboard shortcuts
What makes it different	No required account or payments All 58 games free and complete Offline-compatible static web technology Identical game mechanics across solitaire variants	No download or account required to play Works on any device with a modern web browser Game progress saved automatically in browser Unlimited undo to explore strategies risk-free Multiple difficulty levels for all skill levels
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)	5 −1 (down) since last check	15 +1 (up) since last check
Trust Flow (Majestic)	4	0
Citation Flow (Majestic)	19	10
Referring domains (Majestic)	7	3

4 details filled in for both companies.