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Fastgen vs SchemaFast
Provides a full backend builder, not just file conversion
Short answer: Pick Fastgen if you want webflow-style backend creation; pick SchemaFast if you want in-browser CSV/Excel to code conversion. SchemaFast is free.
Which to pick
Pick Fastgen if you want…
- Webflow-style backend creation
Pick SchemaFast if you want…
- In-browser CSV/Excel to code conversion
Side by side
- What it is
- Fastgen:Webflow for the Backend
- SchemaFast:SchemaFast converts CSV and Excel files to SQL, JSON, or TypeScript in the browser with automatic type inference.
- Best for
- Fastgen:Webflow-style backend creation
- SchemaFast:In-browser CSV/Excel to code conversion
- Who it’s for
- Fastgen:—
- SchemaFast:Developers and students who need quick, private data conversion.
- Pricing
- Fastgen:Subscription
- SchemaFast:Free
- Starting price
- Fastgen:—
- SchemaFast:Free
- Free plan or trial
- Fastgen:—
- SchemaFast:Free to use
- Works with
- Fastgen:—
- SchemaFast:PostgreSQL, MySQL, SQLite, Supabase, TypeScript
Fastgen features
Webflow for the Backend
SchemaFast features
- Zero-setup conversion. Drag-and-drop CSV or XLSX files and instantly get SQL, JSON, or TypeScript output.
- Automatic type inference. AI-driven detection of booleans, integers, dates, nulls and varchar lengths.
- Live preview & editing. Rename headers, delete rows/columns and see real-time updates with undo support.
- Client-side privacy. All processing runs in the browser; no data is uploaded to any server.
- Standard SQL output. Generates ANSI-SQL schema and INSERT statements compatible with PostgreSQL, MySQL, SQLite, Supabase.
- Export options. Toggle between SQL, JSON, and TypeScript exports, with optional fields for nullability.
Fastgen vs SchemaFast FAQ
What is the difference between Fastgen and SchemaFast?+
Fastgen: Provides a full backend builder, not just file conversion.
Should I use Fastgen or SchemaFast?+
Pick Fastgen if you want webflow-style backend creation. Pick SchemaFast if you want in-browser CSV/Excel to code conversion.
Is Fastgen or SchemaFast free?+
Fastgen is listed on DevHunt as a paid subscription. SchemaFast is free.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.

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