Relay.app vs Voiceflow

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Updated April 2026

Relay.app

Relay.app Inc.

Build an AI team that works for you, automating tasks across all your apps.

0.0(0)

FREEMIUM

95% data quality

Voiceflow

Voiceflow, Inc.

The operating system for AI customer experience

0.0(0)

FREEMIUM

94% data quality

Trust & Reliability

Relay.app

Uptime:100%Status page

Trusted by:Cursor, Lumos, Motion +3

GDPR

SOC 2

Voiceflow

Users:100K-1M

Trusted by:Turo, StubHub, Sanlam +7

GDPR

SOC 2

HIPAA

Too Close to Call

Relay.app (7.3) vs Voiceflow (7.3) — difference of 0.0 points

AI Comparison Summary

Relay.app

7.3

avg score

Voiceflow

7.3

avg score

Both tools score very similarly overall — the best choice depends on your specific priorities.

Based on 6 dimensions

How scores are calculated

Too close to call — it's a tie

Relay.app

Best For

Automating repetitive business processes for small business owners

Creating custom AI agents for marketing and customer support

Streamlining operational workflows with human oversight

Building integrations between various business applications

Not Ideal For

Developers looking for a code-first agent framework

Users requiring on-premise deployment for sensitive data

Organizations needing highly specialized, niche integrations not yet supported

Voiceflow

Best For

Automating customer support

Generating sales leads

Enhancing conversation design

Contact center automation

Not Ideal For

Highly specialized AI research tasks unrelated to customer interaction

Purely internal

non-conversational automation workflows

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

Relay.app is best for

🤖Automation & Agents7.7

Voiceflow is best for

🤖Automation & Agents8.3

Filter by your use case:

Pros & Cons

Relay.app

Pros

User-friendly visual editor makes automation accessible to non-technical users
Robust 'Human in the Loop' feature ensures critical tasks have human oversight
Extensive library of 100+ native integrations with popular business apps
Supports a wide range of AI models (GPT, Claude, Gemini, Mistral, DeepSeek, Groq, Qwen, xAI)
Offers advanced workflow primitives like dynamic waits and merging paths
Excellent customer support with fast response times and community options

Cons

Requires some learning curve for complex workflows despite user-friendly UI
Advanced features like custom JavaScript require technical understanding
No explicit mention of mobile applications for on-the-go management
Pricing scales with usage (steps and AI credits), which can become costly for high-volume tasks
No explicit mention of an SDK for programmatic agent development

Voiceflow

Pros

Accelerates AI agent development and deployment
Empowers both technical and non-technical teams
Reduces operational strain and ticket costs
Offers flexibility with major LLM providers and custom models
Provides comprehensive observability and analytics
Facilitates real-time team collaboration
Ensures enterprise-grade security and reliability
Supports complex
multi-step conversational workflows

Cons

May be overly complex for very simple
static chatbot requirements
Requires some technical understanding for advanced API integrations and custom functions
Primarily focused on customer experience
less suited for other AI agent types like research or coding
No explicit mention of data export formats for easy migration

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Output Quality5

Value for Money5

Customizability5

Support & Ecosystem5

Integration Power5

Dimension Comparison

Relay.app

7.3

/ 10

Voiceflow

7.3

/ 10

Dimension Breakdown

Ease of Use

How easy it is to get started and use daily

Relay.app

8.0▲ +1.0

Voiceflow

7.0

Output Quality

Quality and accuracy of generated results

Relay.app

7.0

Voiceflow

8.0▲ +1.0

Value for Money

Cost vs. features and output quality

Relay.app

6.0

Voiceflow

7.0▲ +1.0

Customizability

Calculated

Ability to tailor to specific needs

Relay.app

7.0▲ +1.0

Voiceflow

6.0

Support & Ecosystem

Documentation, community, and support quality

Relay.app

8.0

Voiceflow

8.0

Integration Power

Calculated

Ability to connect with other tools and workflows

Relay.app

8.0

Voiceflow

8.0

Calculated = derived from verified integration count and API/open-source signals. AI = LLM-assessed from public website content. Methodology

Task Performance

Relay.app

Task

Voiceflow

8.0

Workflow Building

9.0

7.0

Trigger Variety

7.0

9.0

Action Library

8.0

6.0

Error Handling

7.0

Scheduling Capability

6.0

7.0

Conditional Logic

8.0

Api Connectivity

9.0

6.0

Monitoring Logging

8.0

Multi Step Chains

9.0

7.0

Autonomous Execution

7.0

* Task scores (1–10) are algorithmically generated from publicly available data.

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

Which is better, Relay.app or Voiceflow?

Both are strong options. Relay.app has a rating of 0.0/5 (0 reviews), while Voiceflow has a rating of 0.0/5 (0 reviews). The best choice depends on your specific use case, budget, and workflow requirements.

Is Relay.app cheaper than Voiceflow?

Relay.app starts at free (freemium model). Voiceflow starts at free (freemium model) with a free trial. Use the Cost Calculator above for a detailed estimate.

What are the main differences between Relay.app and Voiceflow?

Relay.app — "Build an AI team that works for you, automating tasks across all your apps.". Voiceflow — "The operating system for AI customer experience". Key differences include their pricing models, platform support, integrations, and technical capabilities. See the Feature Comparison table above for a complete side-by-side breakdown.

Can I use Relay.app and Voiceflow together?

Yes, many teams use both tools together for different purposes. Use the Stack Builder section above to combine Relay.app and Voiceflow with other tools and save your AI toolkit.

Does Relay.app or Voiceflow have a free plan?

Relay.app is available for free. Voiceflow is available for free with a free trial. Always verify current pricing directly with the vendor.

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