Back to Documentation
Form Builder5 min read

Field Types & Validation

We support a wide range of input types to collect exactly the data you need.

We support a wide range of input types to collect exactly the data you need. Every field is optimized for a great user experience.

Supported Fields:

  • Text & Textarea: Single or multi-line text.
  • Email: Validates email format automatically.
  • Rating: Star or numeric rating scales.
  • File Upload: Allow users to attach images or documents (up to 10MB per file on the Free plan).
  • Select & Radio: Single-choice options.
  • Checkbox: Multiple-choice or acceptance (e.g., Terms of Service).

Validation Options:

  • Required: Prevent submission if the field is empty.
  • Pattern: (Advanced) Use Regex to enforce specific formats.
  • Min/Max: Set limits for numeric inputs or text length.

Was this article helpful?

Your feedback helps us improve our guides.

Updated April 2026 • © Boostack Documentation