At The HR Stack Guide, we evaluate B2B HR software using a standardized 4-pillar framework. Every rating, data matrix, and comparison pair across Global Payroll & EOR, Applicant Tracking Systems (ATS), and Performance Management is scored against this rubric.
Pillar 1: Transparent Pricing & True Cost of Ownership (TCO)
We look beyond advertised starting prices to calculate actual operating costs. Our analysis breaks down base platform fees, per-employee-per-month (PEPM) rates, implementation fees, currency conversion markups, deposit requirements, and contract cancellation terms.
Pillar 2: Feature Depth, Security & Compliance
We evaluate whether platforms meet regulatory and enterprise operational standards:
- Payroll & EOR: Owned-entity networks vs. third-party reliance, automated localized tax withholding, statutory benefits, and IP assignment protections.
- ATS: GDPR/CCPA compliance, EEOC/OFCCP tracking, structured interviewing rubrics, and automated candidate consent workflows.
- Performance Management: Role-based access controls (RBAC), SOC 2 Type II certifications, 360-degree review privacy, and audit logging.
Pillar 3: Integration Ecosystem & Usability
We test how well each platform fits into an existing tech stack. This includes evaluating native integrations with accounting software (QuickBooks, NetSuite, Xero), communication tools (Slack, Teams), identity providers (Okta, Google Workspace), and REST API accessibility for custom workflows.
Pillar 4: Data Verification & Editorial Independence
Our data matrices are compiled using primary vendor documentation, verified API specs, public changelogs, and hands-on trial environment testing.
- No Paid Placement: Vendors cannot pay for higher rankings, preferred badge placements, or altered performance scores.
- Affiliate Separation: Commercial affiliate relationships are handled separately from our scoring methodology.
- Fact-Checking: We re-audit comparison data on a scheduled basis and update our published dates whenever material features or prices change.
Questions & Methodological Corrections
If you have questions about our testing criteria or need to report a data discrepancy, contact us at dave@thehrstackguide.com.