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AI Tool Comparison
Lindy AI vs Relay.app
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.
Lindy AI
Give yourself a personal AI assistant that triages your inbox, preps meetings, and runs multi-step research tasks around the clock.
Automation
freemium
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 Relay.app shut down on September 14, 2026 (free accounts ended Aug 15, 2026); it is listed for historical reference only.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
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 Lindy AI's favor before you weigh anything else below. Lindy AI and Relay.app both compete in Automation, overlapping most directly on automation.
Choose Lindy AI if…
Best for non-technical teams who want agents that take real action on email, scheduling, and CRM, not just suggestions, and its edge is genuinely autonomous agents that classify, draft, and act on routine tasks with a clean handoff back to a human. Excellent for hands-off knowledge work automation, complex decisions still need human review before trusting the agent fully. 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.
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Best for historical reference only, this service is shutting down, and its edge is was known for building structured human decision points directly into automations, before announcing its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 Lindy AI instead if genuinely autonomous agents that classify, draft, and act on routine tasks with a clean handoff back to a human matters more for your use case.
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| Attribute | Lindy AI | Relay.app |
|---|---|---|
| Category | Automation | Automation |
| Pricing | freemium | freemium |
| Pricing Detail | $49.99/mo Plus / $99.99/mo Pro / $199.99/mo Max | 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. |
| TWF Review Score | Not yet reviewed | Not yet reviewed |
Key Features
Lindy AI
- Email triage agent
- Meeting scheduler agent
- CRM updater
- Multi-step workflows
- Human handoff
Relay.app
- Human approval steps
- AI actions
- Shared workflow visibility
- Template library
- Collaboration tools
Pros
Lindy AI
- •Genuinely autonomous agents
- •Email management is excellent
- •Easy setup for non-technical users
- •Good handoff to human control
Relay.app
- •Best for workflows requiring human review
- •Transparent and auditable
- •Good team features
- •Clean interface
Cons
Lindy AI
- Newer product with some limitations
- Expensive at scale
- Agents can hallucinate on complex decisions
Relay.app
- Less powerful than Make for complex flows
- Small app library
- Newer product