Choose the right plan for you
We charge for the tools you use, not for the mathematics you publish.
— #1 Online Equation Editor — Trusted by 150,000+ website — Started in 2005 —
fxTeX
Free forever - for everyone
- fxTeX
- Browser rendering of MathML Equations
- Compatible with all modern browers
- Unlimited equations
- Works offline
- Full accessibility – English
- No licence required, no sign-up.
Essential
fxTeX Server
- fxTeX Server
- Cloud service with a simple one line URL
- Burst 300 · Sustained 10 eqn/s
- Both doubled with a link back
- MATHML, PNG, GIF or SVG's
- fxEditor Lite
- Cloud-hosted
- 200 service loads per month
- LaTeX and XML editing
- Personalised editor workspace with saved equations
- 1 domain + subdomains — or licence key
- Usage analytics
- Basic Support
Enterprise
Everything, on your terms
- For publishers, institutions & large-scale platforms
- Everything in Professional, and:
- LaTeXRender — Premium LaTeX engine with extra packages
- Offline fxEditor integration
- fxTeX Server — no rate limit
- Unlimited service loads
- Cloud or self-hosted deployment (with Docker)
- OEM / SaaS licensing
- Premium Support
Need help choosing?
Get in touch and we’ll help you find the best plan for your needs.