Notum vs Viktor for Microsoft Teams: Which Is More Trustworthy?
At a glance: verified facts
| Fact | Notum | Viktor for Microsoft Teams |
|---|---|---|
| Policy changes we track | None detected | None detected |
| Last data check | 2026-08-01 | 2026-08-01 |
From public records (company registry, RDAP, App Store metadata) and our policy snapshots — a "—" means we have no verified data for that field yet.
What the evidence shows
Both are productivity & assistants tools we track. Comparing the 3 trust dimensions measured for both:
- On company & identity, the two are effectively tied (4/4 vs 4/4).
- On data & privacy, the two are effectively tied (2.5/5 vs 2.5/5).
- Viktor for Microsoft Teams leads on billing & subscription (12/12 vs 12.8/20).
Not yet measured for either tool: Product Reality, Community Reputation — this comparison covers only what we verified.
Quick verdicts
Notum: Notum earns a grade B (66.6/100) on our evidence-based trust rubric, measured on 3 of 5 trust dimensions. It scores strongly on company & identity but only moderately on data & privacy (2.5/5). We have not yet assessed product reality, so the grade is provisional.
Viktor for Microsoft Teams: Viktor for Microsoft Teams earns a grade A (88.1/100) on our evidence-based trust rubric, measured on 3 of 5 trust dimensions. It scores strongly on company & identity but only moderately on data & privacy (2.5/5). We have not yet assessed product reality, so the grade is provisional.
Trust score breakdown
| Dimension | Notum | Viktor for Microsoft Teams |
|---|---|---|
| Company & Identity | 4/4 | 4/4 |
| Data & Privacy | 2.5/5 | 2.5/5 |
| Billing & Subscription | 12.8/20 | 12/12 |
| Product Reality | — | — |
| Community Reputation | — | — |
| Total | 66.6/100 | 88.1/100 |
What their privacy policies say about AI training
Notum (policy captured 2026-06-17):
To evaluate and improve our Services, products, marketing, and your
experience.
Quoted verbatim from each vendor's own privacy policy — full context and more excerpts on each tool's report page.
Frequently asked questions
Is Notum more trustworthy than Viktor for Microsoft Teams?
Viktor for Microsoft Teams currently scores higher — 88/100 vs 67/100 — across the 3 trust dimensions measured for both. That covers documented evidence only, not features or pricing.
Is Notum legit?
Notum currently holds trust grade B (67/100) based on 3 of 5 trust dimensions. The grade reflects only what we have measured; anything not yet assessed is marked as pending on the full report.
Is Viktor for Microsoft Teams legit?
Viktor for Microsoft Teams currently holds trust grade A (88/100) based on 3 of 5 trust dimensions. The grade reflects only what we have measured; anything not yet assessed is marked as pending on the full report.
More Productivity & Assistants comparisons
How this comparison works
Both tools are scored with the same five-dimension, 100-point rubric — company identity, data privacy, billing, product reality and reputation — using documented evidence only; a dimension with no evidence stays unscored instead of guessed. Read the full reports: Notum trust report · Viktor for Microsoft Teams trust report, or run any other tool through the trust check.