ZeGrapher vs TopPNG

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

ZeGrapher compared with TopPNG
Detail	ZeGrapher	TopPNG
What it does	A free and open source math plotter, easy to pick up	Free PNG images, icons, vectors and backgrounds for designers and creators
Stage	Established	Established
Founded	2011	2018
Based in	Not given	EG
Pricing model	Open source	Free
Pricing	Not given	Not given
Key features	Natural function notation like f(x) = 2 + cos(x) Sequences from recurrence relations Parametric equations with custom intervals CSV data import and spreadsheet editing Animated constants and variable families Vector and image exports (SVG, PDF, PNG, JPEG, BMP, PPM) Grid customization with π multiples for ticks Interactive navigation with drag and zoom Multi-language support in 9 languages Built-in manual and automatic work saving	One million free PNG images High-quality vectors and backgrounds Handpicked image collections Creative tools for designers User content submission
What makes it different	Draws mathematical objects exactly as written on paper with natural notation Handle CSV files of several million cells Objects can build on each other in expressions Exports with exact size in real centimeters Fully free and open source under GNU AGPL license	Completely free with no subscriptions or hidden fees Millions of images handpicked for quality Trusted by thousands of creators since 2018
Community votes	0	0
DR (Domain Rating by Ahrefs)	40 +1 (up) since last check	48 no change since last check
Trust Flow (Majestic)	11	14
Citation Flow (Majestic)	11	23
Referring domains (Majestic)	53	405

6 details filled in for both companies.