AppSheet
Windmill
| Feature | AppSheet | Windmill |
|---|---|---|
| Pricing | Free / from $5/mo | Free / from $10/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.2 / 5 | 4.4 / 5 |
| Best For | google-workspace-users, small-businesses, field-workers, operations-teams | developers, devops-teams, internal-tools, data-pipelines |
| Founded | 2012 | 2022 |
| Data Source Connection | ✓ | ✗ |
| Ai App Creation | ✓ | ✗ |
| Offline Mode | ✓ | ✗ |
| Automation Bots | ✓ | ✗ |
| User Management | ✓ | ✗ |
| Barcode Scanning | ✓ | ✗ |
| Gps Tracking | ✓ | ✗ |
| Workflow Editor | ✗ | ✓ |
| Script To Ui | ✗ | ✓ |
| Scheduling | ✗ | ✓ |
| Approval Flows | ✗ | ✓ |
| Multi Language | ✗ | ✓ |
| Self Hostable | ✗ | ✓ |
| Audit Logs | ✗ | ✓ |
✓ AppSheet Pros
- Deep integration with Google Workspace
- AI-assisted app creation and suggestions
- Works with multiple data sources simultaneously
- Affordable per-user pricing
✗ AppSheet Cons
- App performance depends on data source speed
- Complex logic can be difficult to implement
- Design customization more limited than competitors
✓ Windmill Pros
- Open-source and self-hostable
- Supports Python, TypeScript, Go, Bash, SQL natively
- Auto-generates UI from script parameters
- Excellent scheduling and workflow orchestration
✗ Windmill Cons
- Smaller community than Zapier/n8n
- Self-hosting requires infrastructure knowledge
- Less polished documentation for beginners
The Verdict
AppSheet is built for google workspace users and small businesses, with a focus on data-source-connection and ai-app-creation. Windmill targets developers and devops teams and leads with workflow-editor and script-to-ui.
On pricing, AppSheet is the clear winner for budget-conscious users — starting at $5/mo compared to $10/mo for Windmill. That $5/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.