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Affix API vs Unified.to

Provides a single API to connect many services, but focuses on generic integration rather than deep HR/payroll endpoints.
Affix APIIntegrate with all of HR/Payroll via a vertically-integrated API. Any system, endpoint, or use case. Unified.toOne API to Integrate Them All

Side by side

What it is
Affix API:Affix API provides a unified API to extract and migrate HR/payroll data from any cloud system in seconds.
Unified.to:Unified.to provides a real-time unified API and MCP to integrate 940+ B2B SaaS services with a single endpoint.
Best for
Affix API:Unified HR/payroll data extraction
Unified.to:Real-time unified API for SaaS integrations
Who it’s for
Affix API:Product teams and engineers building HR/payroll integrations or migrations.
Unified.to:Developers building B2B SaaS or AI apps that need live access to multiple third-party data sources.
Pricing
Affix API:Paid
Unified.to:Paid
Plans
Affix API:Grow $500/month per month · Basic $96/yr per year · Business $192/yr per year · Enterprise $384/yr per year
Unified.to:Grow $750+ per month · Pro $1,500+ per month · Scale $3,000+ per month
Open source
Affix API:—
Unified.to:Yes, 0 GitHub stars
Works with
Affix API:OAuth 2.1, React SDK, HTML snippet
Unified.to:Typescript, Python, PHP, Java, C#, Ruby, Go, React
DevHunt upvotes
Affix API:2
Unified.to:37
Launched on DevHunt
Affix API:Jun 2024
Unified.to:Jan 2023

Affix API features

  • Unified schema. Returns data from any HR/payroll provider in a consistent CSV or JSON format.
  • No-code extraction. Share a link with customers to pull data and receive a CSV inbox without coding.
  • Developer SDKs. OAuth 2.1, React, HTML snippet and backend SDKs for any language to automate migrations.
  • Security & compliance. GDPR-compliant, ISO 27001 certified and never stores sensitive employment data.
  • Full data coverage. Access company, census, compensation, timesheets, leave, payruns, payslips, taxes and custom fields.
  • Scalable pricing. Plans from $500/mo to enterprise contracts with volume discounts and free first-5 migrations.
Affix API on DevHunt →Alternatives

Unified.to features

  • Unified API & MCP. Single API layer with unified objects, scopes, and write endpoints for AI agents.
  • Real-time Pass-through. Requests hit source APIs live, no caching or sync jobs.
  • Zero-storage Architecture. Stateless traffic, no data at rest, regionalized for compliance.
  • Custom Fields & Objects. Read/write custom fields and objects across integrations like Salesforce.
  • Native & Virtual Webhooks. Unlimited webhook subscriptions with instant or polled updates.
  • Embedded Auth & SSO components. Ready-to-use UI for account linking, OAuth2, and single sign-on.
Unified.to on DevHunt →Alternatives

Based on each tool's website and DevHunt data. Details may change; check the official sites.