Rills vs Relay.app: AI Workflow Automation Comparison

Side-by-side positioning and pricing shape. Automation products change tiers often — confirm current limits and prices on each vendor's site before you buy.

Full comparison

Pricing model

Rills: Base subscription from $29/month plus included workflow & AI credits; logic & approvals free
Relay.app: Step + AI credit metering: Professional from $19/mo billed annually (750 steps/mo + included AI credits on that tier)

Free / entry

Rills: Free trial; paid plans from Hobby tier (see rills.ai/pricing for tiers and included credits)
Relay.app: Free: 200 steps/mo & 500 AI credits/mo, 1 user (Relay pricing page)

AI capabilities

Rills: Native AI agents with confidence scoring that learns from approvals
Relay.app: Built-in AI credits for GPT / Claude / Gemini; can connect your own model billing

Human oversight

Rills: Built-in mobile approval queue; $0 while paused for review
Relay.app: Human-in-the-loop steps (approvals, tasks, manual inputs) — different UX than Rills confidence-scored mobile queue

Integrations

Rills: Growing catalog (focused on common business tools)
Relay.app: 100+ apps (Relay; growing)

Mobile experience

Rills: Approval queue designed for mobile review
Relay.app: Web-first; human steps supported but not Rills’ dedicated approval-queue focus

Best for

Rills: Teams that want AI to propose actions but humans to stay in the loop
Relay.app: Teams wanting visual workflows with explicit human steps and bundled AI credits

Compare	RillsAI automation with human oversight	Relay.appAutomation with human-in-the-loop steps
Pricing model	Base subscription from $29/month plus included workflow & AI credits; logic & approvals free	Step + AI credit metering: Professional from $19/mo billed annually (750 steps/mo + included AI credits on that tier)
Free / entry	Free trial; paid plans from Hobby tier (see rills.ai/pricing for tiers and included credits)	Free: 200 steps/mo & 500 AI credits/mo, 1 user (Relay pricing page)
AI capabilities	Native AI agents with confidence scoring that learns from approvals	Built-in AI credits for GPT / Claude / Gemini; can connect your own model billing
Human oversight	Built-in mobile approval queue; $0 while paused for review	Human-in-the-loop steps (approvals, tasks, manual inputs) — different UX than Rills confidence-scored mobile queue
Integrations	Growing catalog (focused on common business tools)	100+ apps (Relay; growing)
Mobile experience	Approval queue designed for mobile review	Web-first; human steps supported but not Rills’ dedicated approval-queue focus
Best for	Teams that want AI to propose actions but humans to stay in the loop	Teams wanting visual workflows with explicit human steps and bundled AI credits

When to choose Rills

You want confidence-scored AI proposals with a learning loop tied to your approvals
You need a mobile-first approval queue as a core product surface, not only desktop flows
You prefer Rills’ subscription plus separate workflow vs AI credit pools with free logic and pauses at $0
You want honest differentiation on governance for solopreneurs and small teams (see /pricing)

When to choose Relay.app

You want Relay’s step + AI credit bundles and bundled access to major LLMs out of the box
You prefer Relay’s human-in-the-loop steps inside a single web automation builder
You are fine with ~100+ curated integrations if they cover your stack (see relay.app/apps)
Relay’s team pricing and shared workflows fit your org better than Rills today

Pricing comparison

Rills

Base subscription from $29/month plus included workflow & AI credits; logic & approvals free

Hobby $29/month: 10,000 workflow credits & 100 AI credits/mo (included)
Professional $99/month: 50,000 workflow & 750 AI credits/mo
Business $349/month: 200,000 workflow & 3,500 AI credits/mo
Human approvals and workflow logic never consume credits
$0 while workflows are paused awaiting approval
Enterprise: custom pricing and credit pools (see /pricing)

Relay.app

Step + AI credit metering: Professional from $19/mo billed annually (750 steps/mo + included AI credits on that tier)

Free: 200 steps/mo, 500 AI credits/mo, 1 user (relay.app/pricing)
Professional: from $19/mo billed annually — 750 steps/mo + included AI credits on-page
Team: from $69/mo billed annually — 2,000 steps/mo, 10 users, shared workflows
Add-on AI credit bundles and annual billing discount called out on Relay pricing

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Last updated: March 2026

Relay.app is a trademark of its respective owners. Rills is not affiliated with or endorsed by any of these companies. Product information was accurate as of the date shown and may have changed. Visit each product's website for current pricing and features.