Airplane vs Windmill: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Airplane and Windmill side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Airplane
Internal tools and workflows platform
Best for you if:
- • You want build internal tools quickly
Windmill
Open-source developer platform for scripts
Best for you if:
- • You want open source workflow engine
| At a Glance | Airplane | Windmill |
|---|---|---|
Starts at | Free plan | Free plan |
Category | Internal Tools Low-Code Backend | Internal Tools App Builders |
Rating | n/a | n/a |
Free plan | Yes | Yes |
Choose Airplane or Windmill?
Choose Airplane if
- You want build internal tools quickly
- You want strong security and audit logs
Choose Windmill if
- You want open source workflow engine
- You want scripts and flows
In-Depth Analysis
Airplane
Internal tools and workflows platform
Airplane's service is discontinued, making its pricing irrelevant.
Strengths
- Pro: Build internal tools quickly
- Pro: Strong security and audit logs
- Pro: Works with existing codebase
- Pro: Good approval workflow features
Weaknesses
- Con: Learning curve for complex workflows
- Con: Limited UI customization
- Con: Pricing scales with users
Key features
Windmill
Open-source developer platform for scripts
Windmill's pricing is very generous, offering a fully functional self-hosted Free tier.
Strengths
- Pro: Open source workflow engine
- Pro: Scripts and flows
- Pro: Self-hostable
- Pro: Good UI
- Pro: Active development
Weaknesses
- Con: Learning curve
- Con: Documentation improving
- Con: Smaller community
- Con: Enterprise features limited
- Con: Setup complexity
Key features
Key Takeaways
Airplane
- Choose if you want internal tools and workflows platform
Windmill
- Choose if you want open-source developer platform for scripts
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Airplane and Windmill compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Both have a free plan.
What are Airplane and Windmill used for?
Airplane: Internal tools and workflows platform. Windmill: Open-source developer platform for scripts.
What does Airplane cost vs Windmill?
Airplane has no public paid-plan price on file. Windmill has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 20, 2026.
What's the main difference between Airplane and Windmill?
Airplane's main strength: build internal tools quickly. Windmill's main strength: open source workflow engine.