Kusto Query Language VS Splunk SPL
As of 30 October 2026, Splunk SPL is named by 170 companies and Kusto Query Language by 453; Kusto Query Language skews to companies under 200 people (28% vs 34%), Splunk SPL to companies over 1,000 (40% vs 44%).
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: Kusto Query Language's script and mail records show on hundreds of thousands of small sites, Splunk SPL rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Kusto Query Language: 2–200 employees
- 28%
- Splunk SPL: 2–200 employees
- 34%
- Kusto Query Language: 1,000+ employees
- 44%
- Splunk SPL: 1,000+ employees
- 40%
- Postings per company, 90 days
- 2.7 · 2.9
- 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 | Kusto Query Language | share | Splunk SPL | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 4 | 1% | 2 | 1% | even |
| 2-10 employees | 17 | 4% | 12 | 7% | Splunk SPL |
| 11-50 employees | 45 | 10% | 14 | 8% | even |
| 51-200 employees | 65 | 14% | 32 | 19% | Splunk SPL |
| 201-500 employees | 69 | 15% | 20 | 12% | Kusto Query Language |
| 501-1000 employees | 53 | 12% | 22 | 13% | even |
| 1001-5000 employees | 104 | 23% | 31 | 18% | Kusto Query Language |
| 5001-10000 employees | 30 | 7% | 12 | 7% | even |
| 10,001+ employees | 66 | 15% | 25 | 15% | even |
| Segment | Kusto Query Language | share | Splunk SPL | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 216 | 48% | 92 | 54% | Splunk SPL |
| Business & finance services | 110 | 24% | 32 | 19% | Kusto Query Language |
| Manufacturing & industry | 47 | 10% | 10 | 6% | Kusto Query Language |
| Utilities & infrastructure | 21 | 5% | 4 | 2% | Kusto Query Language |
| Commerce & trade | 14 | 3% | 7 | 4% | even |
| Public, community & associations | 10 | 2% | 6 | 4% | even |
| Consumer services & leisure | 8 | 2% | 2 | 1% | even |
| Automotive | 6 | 1% | 2 | 1% | even |
| Media & content | 6 | 1% | 7 | 4% | Splunk SPL |
| Health care | 5 | 1% | 3 | 2% | even |
| Property & construction | 4 | 1% | – | – | outside top 12 |
| Transport, logistics & rental | 4 | 1% | 2 | 1% | even |
| Hospitality & travel | – | – | 2 | 1% | outside top 12 |
| Segment | Kusto Query Language | share | Splunk SPL | share | Leans |
|---|---|---|---|---|---|
| United States | 263 | 58% | 115 | 68% | Splunk SPL |
| United Kingdom | 49 | 11% | 7 | 4% | Kusto Query Language |
| Germany | 27 | 6% | 3 | 2% | Kusto Query Language |
| Netherlands | 16 | 4% | – | – | outside top 12 |
| Canada | 13 | 3% | 4 | 2% | even |
| France | 11 | 2% | 7 | 4% | even |
| Australia | 6 | 1% | 2 | 1% | even |
| Belgium | 6 | 1% | – | – | outside top 12 |
| India | 6 | 1% | 6 | 4% | Splunk SPL |
| Singapore | 6 | 1% | 5 | 3% | even |
| Switzerland | 5 | 1% | 4 | 2% | even |
| Austria | 4 | 1% | – | – | outside top 12 |
| United Arab Emirates | – | – | 2 | 1% | outside top 12 |
| Ireland | – | – | 2 | 1% | outside top 12 |
| Sweden | – | – | 2 | 1% | outside top 12 |
| Segment | Kusto Query Language | share | Splunk SPL | share | Leans |
|---|---|---|---|---|---|
| IT operations & business systems | 934 | 65% | 394 | 55% | Kusto Query Language |
| Software engineering | 150 | 10% | 41 | 6% | Kusto Query Language |
| Data & AI | 87 | 6% | 14 | 2% | Kusto Query Language |
| Product, program & project management | 31 | 2% | 5 | 1% | even |
| Customer service & success | 16 | 1% | 3 | 0% | even |
| Engineering (non-software) | 13 | 1% | 12 | 2% | even |
| Sales | 9 | 1% | 5 | 1% | even |
| Facilities cleaning and security | 8 | 1% | – | – | outside top 12 |
| Legal, compliance & risk | 5 | 0% | 6 | 1% | even |
| Skilled trades and field service | 5 | 0% | 5 | 1% | even |
| Construction and civil | 4 | 0% | – | – | outside top 12 |
| General management & consulting | 2 | 0% | 2 | 0% | even |
| Logistics warehouse and transport | – | – | 83 | 11% | outside top 12 |
| Quality, safety & environment | – | – | 13 | 2% | outside top 12 |
The companies behind each column
Companies using Kusto Query Language →
Companies using Splunk SPL →
query languages ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Splunk SPL is named by 170 companies in job postings and Kusto Query Language by 453; 168 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/kql-vs-splunk-spl)
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.
Kusto Query Language vs Splunk SPL: questions
Which is more used, Kusto Query Language or Splunk SPL?
By companies naming it in their own job postings, Kusto Query Language (453) over Splunk SPL (170). By website-and-DNS footprint, Splunk SPL (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Kusto Query Language?
28% of Kusto Query Language companies have 2 to 200 employees, against 34% for Splunk SPL. 44% of Kusto Query Language companies have over 1,000 employees, against 40% for Splunk SPL.
Do companies run both?
168 companies name both in their postings, usually Kusto Query Language in marketing and Splunk SPL 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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