Gravity vs Saas.js: Head-to-Head Comparison
Choosing between Gravity and Saas.js? We've compared both boilerplates across pricing, features, tech stack, and more. Saas.js is $261 cheaper, but pricing isn't everything. Let's dive into the details.
At a glance: Gravity costs $506 - $2995 and Saas.js costs $245 - $949, so Saas.js is $261 cheaper to start. Both are built on React, Stripe. Only Gravity lists AI. Only Saas.js lists Database, Email, Multi-tenancy. Updated 2026-11-05.
Gravity
Build a Node.js & React app at warp speed with a SaaS boilerplate
Saas.js
Saas.js (formerly Saas UI): TanStack Start and Next.js starter kit for B2B SaaS with Better Auth, workspaces, Stripe billing, Drizzle, tRPC and tests.
Gravity Tech Stack
React 
NodeJS 
Stripe Saas.js Tech Stack
NextJS Better Auth React 
TypeScript 
Chakra 
Figma 
PostgreSQL 
Drizzle 
TanStack 
Playwright 
Resend Stripe | Specification | Gravity | Saas.js |
|---|---|---|
| Starting price | $506 | $245 |
| Price range | $506 - $2995 | $245 - $949 |
| Stack | React, NodeJS, Stripe | NextJS, Better Auth, React, TypeScript, Chakra, Figma, PostgreSQL, Drizzle, TanStack, Playwright, Resend, Stripe |
| Integrations listed | 3 | 15 |
| Auth | ✓ | ✓ |
| Payments | ✓ | ✓ |
| Database | — | ✓ |
| — | ✓ | |
| AI | ✓ | — |
| Admin Panel | — | — |
| Multi-tenancy | — | ✓ |
| SEO | — | — |
| Blog | — | — |
| Analytics | — | — |
| Agent readiness · checked 2026-08-17 | ||
| AGENTS.md included | ✓ | ✓ |
| CLAUDE.md included | ✓ | ✓ |
| Cursor rules included | ✓ | — |
| Ships Claude skills | ? | — |
| Ships subagents | ? | — |
| MCP integrations | ? | ✓ |
| Tests an agent can run | ✓ | ✓ |
| TypeScript | ? | ✓ |
| Agent-readiness score | 58/100 | 65/100 |
| Everything else either kit lists | ||
| 2FA | — | ✓ |
| API | — | ✓ |
| Billing | — | ✓ |
| CI/CD | — | ✓ |
| Components | — | ✓ |
| Dashboard | — | ✓ |
| Documentation | — | ✓ |
| Onboarding | — | ✓ |
| Themes | — | ✓ |
| User Management | — | ✓ |
A question mark means the vendor's public documentation does not mention that capability. It is not a statement that the boilerplate lacks it. How we score agent readiness
Specifications last updated , from the BoilerplateHub catalog.
Which Should You Choose?
Choose Gravity if you prioritize AI and Auth. Choose Saas.js if 2FA and API are more important to your project.
Frequently Asked Questions
What is the difference between Gravity and Saas.js?
Gravity costs $506 and includes 3 features. Saas.js costs $245 and includes 15 features. Gravity uniquely offers AI. Saas.js uniquely offers 2FA, API, Billing.
Which is cheaper, Gravity or Saas.js?
Saas.js is cheaper at $245, which is $261 less than Gravity ($506).
Do Gravity and Saas.js use the same tech stack?
Yes, both share React, Stripe in common. Gravity uses NodeJS exclusively, while Saas.js uses NextJS, Better Auth, TypeScript, Chakra, Figma, PostgreSQL, Drizzle, TanStack, Playwright, Resend exclusively.
Which has more features, Gravity or Saas.js?
Saas.js has more features (15 vs 3). See the feature matrix above for the full breakdown.
Should I choose Gravity or Saas.js?
Choose Gravity if you need AI and Auth and prefer its tech stack. Choose Saas.js if 2FA and API are higher priorities. If price is the deciding factor, Saas.js is $$261 cheaper.