Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
✕
OpnForm
✓ verifiedPaid
Open-source AI form builder for free forms and surveys; strong adoption and traffic.
30K visits/mo684 saves
✕
n8n
✓ verifiedFreemium
Popular source-available workflow automation platform for technical teams, blending a visual canvas, code steps and AI-agent orchestration.
6.7M visits/mo
Pricing
No public pricing
No public pricing
Free: $0
Pro (Monthly): $16 per month
Pro (Yearly): $16 per month (billed yearly)
No public pricing
Starter: €20/mo billed annually (2.5K executions)
Pro: €50/mo billed annually (10K executions)
Business: €667/mo billed annually (40K executions)
Free trial available
Core features
- —
- ✦Fast tensor operations
- ✦Differentiable tensors for gradient-based optimization
- ✦Network connectivity
- ✦Integration with Bun and Flashlight
- ✦Support for GPU computation with CUDA (Linux) and CPU computation (macOS)
- ✦AI Form Builder
- ✦Unlimited forms, fields, and responses (Free plan)
- ✦Form logic, URL pre-fill, Hidden fields
- ✦File uploads, Custom code, Webhooks
- ✦Customizable themes and thank you pages
- ✦Form Analytics
- —
- ✦Visual workflow builder with inline code (JS/Python)
- ✦500+ app and model integrations
- ✦AI agent and RAG workflow support
- ✦Self-hosting or managed cloud
- ✦Human-in-the-loop approvals and guardrails
- ✦Enterprise features: SSO, RBAC, audit logs, Git control
Use cases
- —
- →Creating and manipulating datasets
- →Training small machine learning models
- →Implementing advanced training and inference logic
- →Building applications that require tensor computations
- →Creating contact forms
- →Conducting surveys
- →Collecting internal announcements
- →Managing warehouse inventory check-ins
- →Gathering training feedback
- →Processing international job applications
- →Streamlining legal petitions
- →Supporting environmental initiatives
- —
- →Building and running AI agents
- →Automating IT and security operations
- →Connecting and syncing data across apps
- →Prototyping backends and internal tools
Visit