ZeGrapher vs in the middle

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 in the middle
Detail	ZeGrapher	in the middle
What it does	A free and open source math plotter, easy to pick up	An app design studio that made Bulletin, an infinite canvas app for iPhone, iPad and Mac
Stage	Established	Not given
Founded	2011	Not given
Based in	Not given	SG
Pricing model	Open source	Free
Pricing	Not given	Bulletin is available as a free download. The Terms & Conditions reference a lifetime PRO purchase option, but specific pricing for PRO is not detailed on the pages.
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	Arrange photos, notes and links freely on an infinite canvas Pan and zoom between items Available on iPhone, iPad and Mac Free download
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	Infinite canvas design for flexible content organization Cross-platform support across Apple devices Free to use
Community votes	0	0
DR (Domain Rating by Ahrefs)	40 +1 (up) since last check	14 no change since last check
Trust Flow (Majestic)	11	0
Citation Flow (Majestic)	11	0
Referring domains (Majestic)	53	0

4 details filled in for both companies.

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