Relay vs Zapier Central

A detailed comparison to help you choose between Relay and Zapier Central.

Relay

Relay

Human-in-the-loop workflow automation

Zapier Central

Zapier Central

AI agents that automate multi-step workflows across apps

Rating4.5 (90 reviews)5.0 (13 reviews)
Pricing Modelfreemiumfreemium
Starting PriceFree tier availableFree tier available
Best ForTeams wanting automation with controlled human checkpoints for sensitive processesTeams using Zapier who need to automate multi-step processes across SaaS apps without building custom integrations or hiring developers.
Free Tier
API Access
Team Features
Open Source
Tags
free tierteam features
free tierno code
Visit Relay →Visit Zapier Central →

Relay

Pros

  • + Human approval steps built-in
  • + Collaborative workflow editing
  • + Clean modern interface

Cons

  • - Less integrations than Zapier
  • - Newer platform
View full Relayreview →

Zapier Central

Pros

  • + Connect to 6,000+ apps without custom code
  • + Handle complex, branching workflows with conditional logic
  • + Set agents to run autonomously on schedules or triggers
  • + Leverage natural language to define automation goals

Cons

  • - Limited control over agent decision-making compared to custom code
  • - Cost scales with agent runs and API calls to connected apps
  • - Agent performance depends on prompt clarity and external app reliability
View full Zapier Centralreview →

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Relay vs Zapier Central — Comparison 2026 | ToolSpotter