Kotlin Multiplatform VS Qt
As of 30 October 2026, Qt is named by 406 companies and Kotlin Multiplatform by 153; Kotlin Multiplatform skews to companies under 200 people (42% vs 49%), Qt to companies over 1,000 (30% vs 31%).
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: Kotlin Multiplatform's script and mail records show on hundreds of thousands of small sites, Qt rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Kotlin Multiplatform: 2–200 employees
- 42%
- Qt: 2–200 employees
- 49%
- Kotlin Multiplatform: 1,000+ employees
- 31%
- Qt: 1,000+ employees
- 30%
- Postings per company, 90 days
- 2.9 · 3.5
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Kotlin Multiplatform | share | Qt | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 3 | 2% | 3 | 1% | even |
| 2-10 employees | 10 | 7% | 29 | 7% | even |
| 11-50 employees | 29 | 19% | 89 | 22% | Qt |
| 51-200 employees | 26 | 17% | 81 | 20% | Qt |
| 201-500 employees | 21 | 14% | 49 | 12% | even |
| 501-1000 employees | 16 | 10% | 35 | 9% | even |
| 1001-5000 employees | 25 | 16% | 50 | 12% | Kotlin Multiplatform |
| 5001-10000 employees | 9 | 6% | 11 | 3% | Kotlin Multiplatform |
| 10,001+ employees | 14 | 9% | 59 | 15% | Qt |
| Segment | Kotlin Multiplatform | share | Qt | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 91 | 59% | 117 | 29% | Kotlin Multiplatform |
| Business & finance services | 21 | 14% | 48 | 12% | even |
| Media & content | 10 | 7% | 13 | 3% | Kotlin Multiplatform |
| Manufacturing & industry | 9 | 6% | 176 | 43% | Qt |
| Commerce & trade | 5 | 3% | 3 | 1% | Kotlin Multiplatform |
| Transport, logistics & rental | 4 | 3% | 4 | 1% | even |
| Automotive | 3 | 2% | 3 | 1% | even |
| Property & construction | 3 | 2% | 8 | 2% | even |
| Public, community & associations | 2 | 1% | 8 | 2% | even |
| Consumer services & leisure | 2 | 1% | 12 | 3% | even |
| Health care | 2 | 1% | 3 | 1% | even |
| Utilities & infrastructure | 1 | 1% | 9 | 2% | even |
| Segment | Kotlin Multiplatform | share | Qt | share | Leans |
|---|---|---|---|---|---|
| United States | 65 | 42% | 185 | 46% | Qt |
| Germany | 16 | 10% | 70 | 17% | Qt |
| United Kingdom | 14 | 9% | 19 | 5% | Kotlin Multiplatform |
| France | 9 | 6% | 33 | 8% | Qt |
| Canada | 5 | 3% | 7 | 2% | even |
| India | 5 | 3% | 10 | 2% | even |
| Brazil | 4 | 3% | – | – | outside top 12 |
| Japan | 3 | 2% | – | – | outside top 12 |
| Lithuania | 3 | 2% | – | – | outside top 12 |
| Poland | 3 | 2% | – | – | outside top 12 |
| Sweden | 3 | 2% | 10 | 2% | even |
| United Arab Emirates | 2 | 1% | – | – | outside top 12 |
| Italy | – | – | 11 | 3% | outside top 12 |
| Austria | – | – | 8 | 2% | outside top 12 |
| Netherlands | – | – | 7 | 2% | outside top 12 |
| Switzerland | – | – | 6 | 1% | outside top 12 |
| Finland | – | – | 5 | 1% | outside top 12 |
| Segment | Kotlin Multiplatform | share | Qt | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 452 | 84% | 1,235 | 69% | Kotlin Multiplatform |
| Data & AI | 13 | 2% | 99 | 6% | Qt |
| IT operations & business systems | 13 | 2% | 105 | 6% | Qt |
| Product, program & project management | 12 | 2% | 34 | 2% | even |
| Customer service & success | 2 | 0% | 2 | 0% | even |
| Engineering (non-software) | 2 | 0% | 100 | 6% | Qt |
| Marketing & communications | 1 | 0% | – | – | outside top 12 |
| Quality, safety & environment | 1 | 0% | 7 | 0% | even |
| Unclassified | 1 | 0% | – | – | outside top 12 |
| Design & UX | – | – | 14 | 1% | outside top 12 |
| Logistics warehouse and transport | – | – | 6 | 0% | outside top 12 |
| Manufacturing and production | – | – | 5 | 0% | outside top 12 |
| Sales | – | – | 4 | 0% | outside top 12 |
| Finance & accounting | – | – | 2 | 0% | outside top 12 |
The companies behind each column
Companies using Kotlin Multiplatform →
Companies using Qt →
mobile desktop frameworks ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Qt is named by 406 companies in job postings and Kotlin Multiplatform by 153; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/kotlin-multiplatform-vs-qt)
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.
Kotlin Multiplatform vs Qt: questions
Which is more used, Kotlin Multiplatform or Qt?
By companies naming it in their own job postings, Qt (406) over Kotlin Multiplatform (153). By website-and-DNS footprint, Qt (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Kotlin Multiplatform?
42% of Kotlin Multiplatform companies have 2 to 200 employees, against 49% for Qt. 31% of Kotlin Multiplatform companies have over 1,000 employees, against 30% for Qt.
Do companies run both?
0 companies name both in their postings, usually Kotlin Multiplatform in marketing and Qt 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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