Plans, costs, and free options for Sphinx
Last updated: February 2, 2026
Pricing Model
100% Free
Starting Price
$0
Free Option
Yes ✓
Sphinx is completely free to use. There are no paid tiers, subscription fees, or hidden costs. You get access to all features at no charge.
See how Sphinx pricing compares to similar tools in Documentation
| Tool | Free Tier | Starting Price | Score | |
|---|---|---|---|---|
SphinxCurrentBest Value Create intelligent and beautiful documen... | Yes | Free | —/100 | Details → |
DocusaurusTop Rated Open source documentation framework | Yes | Free | 87/100 | Pricing → |
![]() GitBook Documentation for technical teams | Yes | $6.7/mo | 86/100 | Pricing → |
Docsify Generate documentation sites from markdo... | Yes | Free | 78/100 | Pricing → |
VuePress Static site generator for Vue.js | Yes | Free | 80/100 | Pricing → |
Starlight Documentation site builder by Astro | Yes | Free | 82/100 | Pricing → |
Archbee Documentation platform for product and A... | Yes | $8/mo | 81/100 | Pricing → |
Prices shown are starting prices. Actual pricing may vary based on features and team size.
See all alternatives →Sphinx is completely free to use. There are no hidden costs or paid tiers.
Yes, Sphinx is entirely free to use with all features included.
Sphinx is completely free, so no trial is needed.
Free or freemium alternatives include Docusaurus, GitBook, Docsify. View our full comparison to find the best value.
Sphinx is free and open-source.
Yes, Sphinx is a free and open-source project.