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Sheet Ninja

Sheet Ninja

Ship vibe-coded apps. Your data stays in Google Sheets.

Website sheetninja.io
Overview

What it is

Sheet Ninja turns any Google Sheet into a live API in seconds. Your data already exists. Stop rebuilding it in clunky databases. Paste a link, get endpoints. Build with Lovable, Bolt, or Replit and your data stays in Sheets. Your clients edit like a spreadsheet. Your app reflects it instantly. No backend, no redeployments, no calls from confused clients.

Intent

I need it when

Build AI-powered applications using LLMs without managing backend complexity

Sheet Ninja provides copy-paste prompts and seamless integration with AI tools (Claude, ChatGPT, Replit, Lovable). The product acts as a backend bridge, allowing AI agents to read and write data to Google Sheets, enabling rapid AI app development without infrastructure concerns.

Rapidly prototype and launch a minimum viable product without backend infrastructure setup

Sheet Ninja converts any Google Sheet into a live API in seconds, eliminating the need to provision databases, configure servers, or manage infrastructure. Users can connect a Sheet, receive an API endpoint, and start building immediately—reducing time-to-market from hours to minutes.

Validate business ideas and launch pre-launch waitlists with minimal technical overhead

Sheet Ninja's free tier (250 requests/month) and instant API deployment allow founders to capture emails, validate demand, and test product concepts in under an hour. Users can iterate on ideas without committing to infrastructure costs or long development cycles.

Build data-driven applications (dashboards, job boards, salary databases) with user-submitted content

Sheet Ninja supports read and write operations, allowing users to submit data via forms (POST requests) while moderators manage rows in Google Sheets. This enables crowdsourced data collection, moderation, and instant publication without custom backend development.

Create dynamic content management systems where non-technical stakeholders can update live applications

Sheet Ninja enables instant updates: editing a Google Sheet cell automatically reflects changes in the live API and connected applications. Marketing teams can update copy, retailers can change prices, and managers can modify data without engineering involvement or deployment cycles.

Drop

Not a fit when

  • User requires complex relational database schemas with advanced SQL queries and transactions
  • Project needs real-time data synchronization across multiple independent data sources beyond Google Sheets
  • User requires enterprise-grade security compliance (SOC 2, HIPAA, PCI-DSS) beyond OAuth and API key authentication
  • Application demands sub-second latency or handles millions of concurrent requests monthly
  • User needs offline-first functionality or cannot depend on Google Sheets availability
  • Project requires custom business logic, stored procedures, or server-side computation beyond simple CRUD operations
Commercials

Pricing

USD0 - USD49 / monthly View pricing