Microsoft Clarity VS Optimizely
As of 30 October 2026, Optimizely is named by 275 companies and Microsoft Clarity by 133; Microsoft Clarity skews to companies under 200 people (58% vs 35%), Optimizely to companies over 1,000 (32% vs 17%).
As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: Microsoft Clarity's script and mail records show on hundreds of thousands of small sites, Optimizely rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Microsoft Clarity: 2–200 employees
- 58%
- Optimizely: 2–200 employees
- 35%
- Microsoft Clarity: 1,000+ employees
- 17%
- Optimizely: 1,000+ employees
- 32%
- Postings per company, 90 days
- 1.9 · 2.0
- Website or DNS footprint
- 0 · 241
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Microsoft Clarity | share | Optimizely | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 3 | 2% | 5 | 2% | even |
| 2-10 employees | 19 | 14% | 18 | 7% | Microsoft Clarity |
| 11-50 employees | 30 | 23% | 27 | 10% | Microsoft Clarity |
| 51-200 employees | 28 | 21% | 52 | 19% | Microsoft Clarity |
| 201-500 employees | 18 | 14% | 48 | 17% | Optimizely |
| 501-1000 employees | 12 | 9% | 36 | 13% | Optimizely |
| 1001-5000 employees | 14 | 11% | 46 | 17% | Optimizely |
| 5001-10000 employees | 4 | 3% | 11 | 4% | even |
| 10,001+ employees | 5 | 4% | 32 | 12% | Optimizely |
| Segment | Microsoft Clarity | share | Optimizely | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 44 | 33% | 81 | 29% | Microsoft Clarity |
| Business & finance services | 40 | 30% | 73 | 27% | Microsoft Clarity |
| Commerce & trade | 10 | 8% | 25 | 9% | even |
| Manufacturing & industry | 10 | 8% | 24 | 9% | even |
| Consumer services & leisure | 6 | 5% | 11 | 4% | even |
| Media & content | 6 | 5% | 11 | 4% | even |
| Health care | 5 | 4% | 14 | 5% | even |
| Public, community & associations | 4 | 3% | 8 | 3% | even |
| Hospitality & travel | 4 | 3% | 10 | 4% | even |
| Property & construction | 3 | 2% | 6 | 2% | even |
| Utilities & infrastructure | 1 | 1% | 4 | 1% | even |
| Automotive | – | – | 6 | 2% | outside top 12 |
| Segment | Microsoft Clarity | share | Optimizely | share | Leans |
|---|---|---|---|---|---|
| United States | 57 | 43% | 178 | 65% | Optimizely |
| United Kingdom | 11 | 8% | 18 | 7% | even |
| Germany | 9 | 7% | 8 | 3% | Microsoft Clarity |
| India | 8 | 6% | 4 | 1% | Microsoft Clarity |
| Poland | 8 | 6% | – | – | outside top 12 |
| Canada | 6 | 5% | 9 | 3% | even |
| Netherlands | 5 | 4% | 7 | 3% | even |
| Brazil | 3 | 2% | – | – | outside top 12 |
| United Arab Emirates | 2 | 2% | – | – | outside top 12 |
| Australia | 2 | 2% | 9 | 3% | even |
| Czechia | 2 | 2% | 2 | 1% | even |
| Denmark | 2 | 2% | 3 | 1% | even |
| Sweden | – | – | 8 | 3% | outside top 12 |
| Belgium | – | – | 5 | 2% | outside top 12 |
| Switzerland | – | – | 2 | 1% | outside top 12 |
| Segment | Microsoft Clarity | share | Optimizely | share | Leans |
|---|---|---|---|---|---|
| Marketing & communications | 167 | 55% | 193 | 26% | Microsoft Clarity |
| Design & UX | 18 | 6% | 27 | 4% | Microsoft Clarity |
| Software engineering | 16 | 5% | 159 | 21% | Optimizely |
| Product, program & project management | 12 | 4% | 61 | 8% | Optimizely |
| Data & AI | 10 | 3% | 40 | 5% | Optimizely |
| Skilled trades and field service | 6 | 2% | – | – | outside top 12 |
| Construction and civil | 3 | 1% | – | – | outside top 12 |
| Facilities cleaning and security | 3 | 1% | – | – | outside top 12 |
| Finance & accounting | 3 | 1% | – | – | outside top 12 |
| General management & consulting | 3 | 1% | 7 | 1% | even |
| Sales | 3 | 1% | 38 | 5% | Optimizely |
| Administration & office | 2 | 1% | – | – | outside top 12 |
| IT operations & business systems | – | – | 41 | 6% | outside top 12 |
| Business development & strategy | – | – | 11 | 1% | outside top 12 |
| Customer service & success | – | – | 5 | 1% | outside top 12 |
| Human resources | – | – | 5 | 1% | outside top 12 |
| Arts media and entertainment | – | – | 3 | 0% | outside top 12 |
The companies behind each column
Companies using Microsoft Clarity →
Companies using Optimizely →
product analytics experimentation ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Optimizely is named by 275 companies in job postings and Microsoft Clarity by 133; 25 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/microsoft-clarity-vs-optimizely)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
Microsoft Clarity vs Optimizely: questions
Which is more used, Microsoft Clarity or Optimizely?
By companies naming it in their own job postings, Optimizely (275) over Microsoft Clarity (133). By website-and-DNS footprint, Optimizely (241 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Microsoft Clarity?
58% of Microsoft Clarity companies have 2 to 200 employees, against 35% for Optimizely. 17% of Microsoft Clarity companies have over 1,000 employees, against 32% for Optimizely.
Do companies run both?
25 companies name both in their postings, usually Microsoft Clarity in marketing and Optimizely in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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