§ The result
HeyMilo leads Personio by 21 points.
HeyMilo finishes 21 points clear of Personio under rubric v1.0 — 61 (D) against 40 (F) — across the Screening and ATS-integrated cohorts. HeyMilo leads 6 of the 7 criteria, including Bias Audit Transparency, while Personio leads 1, including Post-Market Monitoring. Bias Audit Transparency is both the widest raw gap and the heaviest weighted swing — HeyMilo 83, Personio 25 — and at an 18% weight it carries 51% of the weighted advantage HeyMilo holds across the 6 criteria on that side of the table.
Vendor profile
HeyMilo
HeyMilo is an AI recruiter for high-volume hiring whose voice and video AI agent conducts and scores async and live conversational screening interviews against recruiter-defined rubrics and syncs results to the customer's ATS.
Vendor profile
Personio
Personio is a European cloud HR platform for small and mid-sized companies that combines an HRIS with recruiting/ATS, time tracking, payroll and an AI assistant, and is adding agentic AI candidate sourcing and application screening through its 2026 acquisition of aurio.
§ The record
HeyMilo is filed under Screening AI, Personio under ATS-integrated AI. They record no secondary category in common.
Both are in scope of EU AI Act, NYC LL 144, Illinois HB 3773 and Colorado AI Act. Only HeyMilo is in scope of Mobley v. Workday.
| Record | HeyMilo | Personio |
|---|---|---|
| Price tier | Mid | Mid |
| Headquarters | US | DE |
| Founded | 2023 | 2015 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 50% of the movement so far
Bias Audit Transparency
HeyMilo 83 · Personio 25
10.4 weighted points to HeyMilo
20% weight · 68% of the movement so far
Article 11 Technical Documentation
HeyMilo 58 · Personio 40
3.6 weighted points to HeyMilo
12% weight · 77% of the movement so far
Human Oversight Design
HeyMilo 64 · Personio 48
1.9 weighted points to HeyMilo
15% weight · 85% of the movement so far
FRIA Support
HeyMilo 42 · Personio 30
1.8 weighted points to HeyMilo
15% weight · 93% of the movement so far
Data Governance Disclosure
HeyMilo 62 · Personio 52
1.5 weighted points to HeyMilo
8% weight · 99% of the movement so far
Customer Documentation
HeyMilo 66 · Personio 50
1.3 weighted points to HeyMilo
12% weight · 100% of the movement so far
Post-Market Monitoring
HeyMilo 46 · Personio 48
0.2 weighted points to Personio
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +20.3 — the difference between the two totals before either is rounded. Shares are of 20.8 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +21 beside that +20.3.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is HeyMilo minus Personio.
| Category | Weight | HeyMilo | Personio | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 58 | 40 | +18 | +3.6 |
| Bias Audit Transparency | 18% | 83 | 25 | +58 | +10.4 |
| FRIA Support | 15% | 42 | 30 | +12 | +1.8 |
| Data Governance Disclosure | 15% | 62 | 52 | +10 | +1.5 |
| Human Oversight Design | 12% | 64 | 48 | +16 | +1.9 |
| Post-Market Monitoring | 12% | 46 | 48 | -2 | -0.2 |
| Customer Documentation | 8% | 66 | 50 | +16 | +1.3 |
| Total | 100% | 61 (D) | 40 (F) | +21 | +20.3 |
§ Evidence
Cited sources and documented absences, criterion by criterion.
An absence is a finding, not a blank: the reviewer looked for a named artefact and recorded that it is not located. Where a source sits is a fact about hosting only.
| Criterion | Weight | HeyMilo | Personio | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domainSources on a separate domain |
| Bias Audit Transparency | 18% | 3 | 0 | Audit reportSources on a separate domain | 2 | 2 | Sources on the vendor's own domain |
| FRIA Support | 15% | 2 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| Data Governance Disclosure | 15% | 3 | 0 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domainSources on a separate domain |
| Human Oversight Design | 12% | 3 | 0 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domainSources on a separate domain |
| Post-Market Monitoring | 12% | 2 | 1 | Audit reportSources on a separate domain | 1 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 3 | 0 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 18 | 3 | Audit reportSources on the vendor's own domainSources on a separate domain | 13 | 8 | Sources on the vendor's own domainSources on a separate domain |
HeyMilo has 21 evidence rows across 7 of 7 criteria — 18 with a source URL, 3 documented absences; Personio has 20 evidence rows across 7 of 7 criteria — 13 with a source URL, 8 documented absences; some documentation or audit rows for HeyMilo and Personio sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 41 evidence rows on file for these two vendors: 21 for HeyMilo, across 2 distinct source domains, and 20 for Personio, across 5 distinct source domains.
- Rubric
- v1.0
- HeyMilo last reviewed
- June 7, 2026 · HireAIScore editorial team
- Personio last reviewed
- August 2, 2026 · HireAIScore editorial team
HireAIScore scores are editorial research, not legal advice, and no vendor pays for placement, scoring or removal — see the methodology, conflicts policy and terms.
§ Where next