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AI Tool Comparison

Relay.app vs Zapier

A side-by-side breakdown to help you pick the right tool for your workflow.

Review Score assesses product quality; Fit Score is specific to a use case. Limited reviews do not establish overall product quality. How reviews work.

Relay.app logo

Relay.app

Was a workflow automation platform built around human-in-the-loop approval steps. Relay.app shut down on September 14, 2026 (free accounts ended Aug 15, 2026); it is listed for historical reference only. Use Zapier or Make for approval-gated automation.

Automation
freemium
Not yet reviewedVisit site Tool details →
Zapier logo

Zapier

Connect 9,000+ apps to automate multi-step workflows without code, and now build AI teammate Agents that research leads, draft emails, and hand tasks to each other autonomously.

Automation
freemium
Not yet reviewedVisit site Tool details →

Bottom Line

Catalog updated: August 2026

Relay.app is no longer an active product (discontinued: Relay.app shut down September 14, 2026 (free accounts ended Aug 15, 2026; paid accounts closed at 23:59 PT on Sep 14, 2026). No signups.), which settles this comparison in Zapier's favor before you weigh anything else below. Relay.app and Zapier both compete in Automation, overlapping most directly on automation.

Choose Relay.app if…

Best for historical reference only, this service is shutting down, and its edge is was known for building structured human decision points directly into automations, before announcing its shutdown. Shut down September 14, 2026. Use Zapier or Make for human-in-the-loop automation instead. Lean toward Zapier instead if 9,000+ app integrations, now with AI teammate Agents that hand off tasks to each other matters more for your use case.

Choose Zapier if…

Best for connecting apps into automated workflows without writing code, and its edge is 9,000+ app integrations, now with AI teammate Agents that hand off tasks to each other. The default automation platform when you need broad app coverage over deep customization. Lean toward Relay.app instead if was known for building structured human decision points directly into automations, before announcing its shutdown matters more for your use case.

Was this useful?
AttributeRelay.appZapier
CategoryAutomationAutomation
Pricingfreemiumfreemium
Pricing DetailDiscontinued: Relay.app shut down September 14, 2026 (free accounts ended Aug 15, 2026; paid accounts closed at 23:59 PT on Sep 14, 2026). No signups.Free (100 tasks) / $19.99/mo Professional (Pro) / $69/mo Team
TWF Review ScoreNot yet reviewedNot yet reviewed

Key Features

Relay.app

  • Human approval steps
  • AI actions
  • Shared workflow visibility
  • Template library
  • Collaboration tools

Zapier

  • Connects 9,000+ apps
  • Zap builder
  • Interfaces and Tables
  • OpenAI integrations
  • Multi-step workflows
  • Zapier MCP for scoped AI agent access

Pros

Relay.app

  • •Best for workflows requiring human review
  • •Transparent and auditable
  • •Good team features
  • •Clean interface

Zapier

  • •Massive app ecosystem
  • •Extremely reliable
  • •No-code required
  • •Excellent documentation

Cons

Relay.app

  • Less powerful than Make for complex flows
  • Small app library
  • Newer product

Zapier

  • Can get very expensive at scale
  • Complex logic can be hard to build
  • Customer support on lower tiers is slow

Explore Tool Details

Relay.app Details →Zapier Details →

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