Build with AI
Add auth & payments
Sign-in, subscriptions and user data, connected. 5 tools, editor's picks first.
Builder's picks
Recommended stack
01Authentication
02Payments & subscriptions
Stripe handles checkout, subscriptions and billing. Connect verified payment webhooks to your app so access follows the customer's subscription status.
03Transactional email
Use Resend for welcome messages, receipts and product notifications. Verify your sending domain before emailing customers.
04User data
Store profiles and subscription references in Supabase Postgres. Enforce access policies and update billing state from verified server-side events.
All matching tools (5)
Supabase
Deploy & backend
The Postgres development platform
Clerk
Deploy & backend
Complete user management
Firebase
Deploy & backend
Google's app development platform
Resend
Deploy & backend
Email for developers
Stripe
Deploy & backend
Payments infrastructure for the internet
FAQ: Add auth & payments
- What are the best AI tools for "Add auth & payments"?
- Our picks include Clerk, Supabase, Stripe, Resend. Sign-in, subscriptions and user data, connected. Stackdrop lists 5 tools for this job.
- Are there free tools for "Add auth & payments"?
- Yes — Supabase, Clerk, Firebase, Resend are listed as free, freemium or open source. Plans change often, so check each tool's official pricing page.
- Do I need to know how to code?
- Not always. App builders like Lovable or Bolt.new let you describe what you want, while coding assistants and backend services work best if you're comfortable with code.
- How should I combine these tools?
- Follow the recommended stack at the top of this page: each pick covers one role, from building the app to data, payments and deployment.