HumanLayer VS Revyl
Compare HumanLayer VS Revyl, what is the difference between HumanLayer and Revyl?
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Summarize
HumanLayer summarize
HumanLayer is an API and SDK that enables tool-calling AI Agents to contact humans for help, feedback, and approvals.
HumanLayer Landing Page
Revyl summarize
Revyl gives mobile teams full observability into how their app actually behaves on live cloud devices. Step-level execution traces, performance data (CPU, memory, FPS), a complete network waterfall, and state and file-system diffing across every run. Atlas auto-maps every screen and flow in your app, and revyl dev brings hot reload and device control into your dev loop.
Revyl Landing Page
Compare Details
HumanLayer details
| Categories | AI Agent, AI API, AI Developer Tools, AI Workflow, Large Language Models (LLMs) |
| HumanLayer Website | https://humanlayer.dev?utm_source=toolify |
| Added Time | December 07 2024 |
| HumanLayer Pricing | -- |
Revyl details
| Categories | AI Agent, AI Testing, AI Developer Tools |
| Revyl Website | https://revyl.com?utm_source=toolify |
| Added Time | June 30 2026 |
| Revyl Pricing | -- |
Comparison of usage
How to use HumanLayer?
Integrate the HumanLayer SDK into your AI agent workflow. Use the @hl.require_approval() decorator to block function calls requiring human oversight. Contact humans through various channels and route approvals to specific teams or individuals.
How to use Revyl?
Developers can start by running sessions from the Revyl CLI or MCP to provision live cloud devices, install builds, and control them. They can define end-to-end mobile workflows in natural language or utilize the Python SDK to interact with the device. Teams can also integrate Revyl into their GitHub Actions CI pipelines to scale test coverage across iOS and Android builds simultaneously, review test results via replayable evidence, and view app architecture using the Atlas runtime map.
Compare Pros between HumanLayer and Revyl
Core features of HumanLayer
- Require Human Approval for Function Calls
- OmniChannel Contact (Slack, Email, Discord)
- Advanced Approval Workflows with Escalations and Timeouts
- Human as Tool (hl.human_as_tool())
- Granular Routing of Approvals
- LLM and Framework Agnostic
Core features of Revyl
- Full observability with step-level traces, performance metrics, and network waterfalls
- Live cloud devices with CLI, MCP, and Python SDK access supporting hot reload
- Agentic mobile testing with natural language workflow definitions
- Replayable evidence containing screenshots, video, logs, and AI reasoning
- Atlas runtime mapping for screens, flows, UI states, and navigation paths
- CI/CD integrations for automated parallel test execution on iOS and Android
Compare Use Cases
Use cases for HumanLayer
- AI agents requiring human approval for critical decisions.
- Workflows needing human feedback to improve agent performance.
- Agentic AI workflows that need human oversight for production-grade reliability.
- Automated lead generation with human feedback on lead quality.
Use cases for Revyl
- Verifying application changes and hotfixes on real cloud builds during development
- Automating regression testing in CI pipelines across multiple concurrent devices
- Giving AI agents live environments, evidence, and maps to navigate and test app flows
- Debugging complex performance or network issues using detailed runtime records and state diffs
Different Plan between HumanLayer and Revyl
HumanLayer
$0/month
Free forever for Hackers and Tinkerers. Works with all popular frameworks. 100 operations/month. Pay as you go ($20/200 addt'l). Send to Slack, Email, Discord. Up to 10 active users. Limited Data Retention.
$500/month
Collaborate and scale. Remove HumanLayer Branding (BYO app/keys). Includes 2000 operations/month ($18/200 add'l). Advanced Approval Workflows w/ Escalations and Timeouts. Learning and Auto Approvals. Channels for MSTeams, SMS, RCS. Priority Support. 180-day retention on feedback datasets export.
Custom
Deploy into your Private VPC or on-prem. RBAC and SSO support. Volume discounts. Custom notification channels. Expert Advice on custom-built agents for sales, marketing, hiring, and more.
Revyl
$20/month
For individual developers. Includes Atlas access, limited device usage, 1 concurrent device, iOS & Android simulators, CI integrations, and run history & artifacts. Annual plan is $192/year.
$250/month
For small teams. Everything in Solo, plus 15x Solo usage, 3 concurrent devices, unlimited team members, and a shared Slack channel. Annual plan is $2400/year.
$750/month
For growing teams. Everything in Starter, plus 50x Solo usage, 10 concurrent devices, priority queue, SSO, and dedicated support. Annual plan is $7200/year.
Custom
For organizations at scale. Everything in Team Pro, plus custom usage, unlimited concurrency, dedicated iOS runners, dedicated instances, SSO (SAML & OIDC), and custom SLAs.
HumanLayer's traffic
HumanLayer is the one with 139.2K monthly visits and 00:00:30 Avg.visit duration. HumanLayer has a Page per visit of 1.62 and a bounce rate of 46.40%.
Visit Over Time
| Monthly Visits | 139.2K |
| Avg·visit Duration | 00:00:30 |
| Page per Visit | 1.62 |
| Bounce Rate | 46.40% |
Revyl's traffic
Revyl is the one with 29.1K monthly visits and 00:00:37 Avg.visit duration. Revyl has a Page per visit of 2.24 and a bounce rate of 45.85%.
Visit Over Time
| Monthly Visits | 29.1K |
| Avg·visit Duration | 00:00:37 |
| Page per Visit | 2.24 |
| Bounce Rate | 45.85% |
Geography
The top 5 countries/regions for HumanLayer are:United States 21.29%, Vietnam 12.86%, India 3.96%, Germany 3.78%, South Korea 3.72%
Top 5 Countries/regions
 | 21.29% |
 | 12.86% |
 | 3.96% |
 | 3.78% |
 | 3.72% |
Geography
The top 5 countries/regions for Revyl are:United States 67.00%, India 8.28%, Vietnam 7.97%, Brazil 7.58%, Switzerland 5.59%
Top 5 Countries/regions
| 67.00% |
| 8.28% |
| 7.97% |
 | 7.58% |
 | 5.59% |
Traffic Sources
The 6 main sources of traffic to HumanLayer are:vs_sourcesSearchOrganic 38.03%, Direct 32.60%, Referrals 14.67%, vs_sourcesSocialOrganic 9.43%, vs_sourcesGenAi 4.53%, Mail 0.74%, vs_sourcesAffiliate 0.00%, vs_sourcesDisplayAds 0.00%, vs_sourcesSearchPaid 0.00%, vs_sourcesSocialPaid 0.00%
vs_sourcesSearchOrganic | 38.03% |
Direct | 32.60% |
Referrals | 14.67% |
vs_sourcesSocialOrganic | 9.43% |
vs_sourcesGenAi | 4.53% |
Mail | 0.74% |
vs_sourcesAffiliate | 0.00% |
vs_sourcesDisplayAds | 0.00% |
vs_sourcesSearchPaid | 0.00% |
vs_sourcesSocialPaid | 0.00% |
Traffic Sources
The 6 main sources of traffic to Revyl are:Direct 53.06%, vs_sourcesSocialOrganic 23.10%, vs_sourcesSearchOrganic 14.84%, vs_sourcesSocialPaid 7.68%, Referrals 1.32%, Mail 0.00%, vs_sourcesGenAi 0.00%, vs_sourcesAffiliate 0.00%, vs_sourcesDisplayAds 0.00%, vs_sourcesSearchPaid 0.00%
Direct | 53.06% |
vs_sourcesSocialOrganic | 23.10% |
vs_sourcesSearchOrganic | 14.84% |
vs_sourcesSocialPaid | 7.68% |
Referrals | 1.32% |
Mail | 0.00% |
vs_sourcesGenAi | 0.00% |
vs_sourcesAffiliate | 0.00% |
vs_sourcesDisplayAds | 0.00% |
vs_sourcesSearchPaid | 0.00% |
Which is better: HumanLayer or Revyl?
HumanLayer might be a bit more popular than Revyl.As you can see, HumanLayer has 139.2K monthly visits, while Revyl has 29.1K monthly visits. So more people choose HumanLayer. So the odds are that people will recommend HumanLayer more on social platforms.
HumanLayer has an Avg.visit duration of 00:00:30, while Revyl has an Avg.visit duration of 00:00:37. Also, HumanLayer has a page per visit of 1.62 and a Bounce Rate of 46.40%. Revyl has a page per visit of 2.24 and a Bounce Rate of 45.85%.
The main users of HumanLayer are United States, Vietnam, India, Germany, South Korea, with the following distribution: 21.29%, 12.86%, 3.96%, 3.78%, 3.72%.
The main users of Revyl are United States, India, Vietnam, Brazil, Switzerland, with the following distribution: 67.00%, 8.28%, 7.97%, 7.58%, 5.59%.
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