What is the difference between Relay.app and Airplane?

Relay.app focuses on Human-in-the-loop and is freemium, while Airplane specializes in Task-based automation and is freemium. Both are AI Automation tools.

Is Relay.app or Airplane better?

It depends on your needs. Relay.app excels at Human-in-the-loop concept, while Airplane is known for Developer-first approach. Compare their features above to decide which fits your workflow.

Relay.app vs Airplane

AI Automation tools comparison · Updated 2026

Choosing between Relay.app and Airplane? Both are popular AI Automation tools. Relay.app starts at Freemium and focuses on Human-in-the-loop. Airplane starts at Freemium and specializes in Task-based automation. Here's a detailed side-by-side comparison to help you decide.

At a Glance

	Relay.app	Airplane
Category	AI Automation	AI Automation
Pricing	freemium	freemium
Starting Price	Freemium	Freemium
Best For	automation, collaboration, ai	developer-tools, internal-tools, automation
Features	6 listed	6 listed

Relay.app

Collaborative workflow automation with AI and human-in-the-loop capabilities.

AI Automation freemium

Visit Relay.app → Alternatives

Airplane

Developer platform for turning scripts into internal tools and runbooks.

AI Automation freemium

Visit Airplane → Alternatives

Feature Comparison

Relay.app	Airplane
✓ Human-in-the-loop	✓ Task-based automation
✓ AI steps	✓ UI from code
✓ Team collaboration	✓ Runbooks
✓ Conditional logic	✓ Scheduled tasks
✓ Scheduled workflows	✓ Audit logs
✓ Popular integrations	✓ Git integration

Pricing Comparison

Relay.app

freemium

Free plan with 100 runs/mo. Team $16/mo per user. Professional $32/mo per user.

Airplane

freemium

Free for up to 5 users. Team $10/mo per user. Enterprise custom pricing.

Pros & Cons

Relay.app

Pros

+ Human-in-the-loop concept
+ Clean modern interface
+ AI-native features
+ Good free tier

Cons

− Fewer integrations
− Newer platform
− Limited advanced features
− Small community

Airplane

Pros

+ Developer-first approach
+ Great SDK experience
+ Good free tier
+ Audit and permissions

Cons

− Acquired by Airtable
− Requires coding
− Limited no-code options
− Uncertain roadmap

The Verdict

Both Relay.app and Airplane are strong AI Automation tools. Relay.app stands out for Human-in-the-loop concept, making it ideal if that's your priority. Airplane excels at Developer-first approach, which may be more important for your workflow.