Unit21's tech stack
What does Unit21 use?
Unit21 (unit21.ai) uses at least 36 tools we can see from public records, including Microsoft 365 for email and documents, HubSpot for sales, Zendesk for customer support and Google Analytics for analytics. Last checked .
“Unit21 leads agentic AI for financial crime ops. Automate detection and investigation with AI agents doing the work and self-improving with every decision.”
- Industry
- Software
- Size
- 51–200 employees
- Based in
- San Francisco, United States
- Founded
- 2018
- Company page
- Tools found
- 36
- Categories
- 17
- Oldest proven tool
- Dec 2018
- Last checked
- Oct 2026
Unit21's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
2 tools, where the bytes are served from
CDN & Edge
DNS
Application
5 tools, what the product is built with
Frontend
Backend & Database
Media & UI
Data & Observability
5 tools, what they measure and store
Analytics
Flags & Experiments
Go-to-market
17 tools, how they find and keep customers
Website & CMS
Ads & Pixels
Support & Docs
Company Ops
7 tools, what the team runs on day to day
Email Delivery
Dev Tools
Security & Compliance
What changed at Unit21
Using since
Dates come from the first certificate of the subdomain that points at the tool.
Companies like Unit21 also use
Tools common among companies with a similar stack that we haven't found at Unit21.
Companies with a stack like Unit21's
Ranked by shared tools, with rare tools counting more.
Unify GTM, Inc.Software · 11–50 people17in common
DailyPayFinancial Services · 201–1,000 people25in common
AltviaSoftware · 51–200 people17in common
RecastSoftware · 51–200 people14in common
MadCap SoftwareSoftware · 51–200 people15in common
ThnksSoftware · 51–200 people16in common
PaperCut Software Pty. Ltd.Software22in common
ApplovinSoftware · 1,001–5,000 people15in common
More Software companies
Other Software companies we've checked.
Unit21 tech stack FAQ
What tools does Unit21 use?
As of October 2026, runsonwhat has found 36 tools at Unit21 (unit21.ai) in public records. Edge & Hosting: Cloudflare and Namecheap. Application: jQuery, Google Fonts and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Meta Pixel, Microsoft Ads and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 19, 2026.
What CRM does Unit21 use?
Unit21 uses HubSpot for its CRM, alongside Zoho, Bombora and Vector, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and code on unit21.ai, and Unit21 has used it since at least September 2021. HubSpot is used by 92,980 companies runsonwhat tracks.
What email provider does Unit21 use?
Unit21 uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 706,388 companies runsonwhat tracks.
What does Unit21 use for customer support?
Unit21 uses Zendesk for customer support and documentation, alongside ReadMe, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records, and Unit21 has used it since at least September 2020. Zendesk is used by 41,330 companies runsonwhat tracks.
What analytics tools does Unit21 use?
Unit21 uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Contentsquare, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on unit21.ai. Google Analytics is used by 863,977 companies runsonwhat tracks.
What is Unit21's website built with?
Unit21 uses Webflow for its website, alongside HubSpot CMS, according to runsonwhat (October 2026). runsonwhat found Webflow through a subdomain that points at Webflow and a DNS verification record. Webflow is used by 34,561 companies runsonwhat tracks.
How long has Unit21 used ReadMe?
Unit21 has used ReadMe since at least December 2018, going by the first public certificate of the unit21.ai subdomain that points at ReadMe. Other long-running tools at Unit21 include Zendesk (since September 2020), HubSpot (since September 2021) and HubSpot CMS (since September 2021).
Does Unit21 use jQuery?
Yes. runsonwhat found jQuery at Unit21 through jQuery code on unit21.ai. jQuery is a Frontend tool used by 905,631 companies runsonwhat tracks.
Does Unit21 use AI tools?
Yes. runsonwhat has found Anthropic at Unit21; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Unit21 may use more AI tools than these.
Which companies have a tech stack similar to Unit21's?
The companies with the stacks most like Unit21's are Unify GTM, DailyPay, Altvia and Recast, according to runsonwhat (October 2026). Each shares 14 to 25 tools with Unit21, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what Unit21 uses?
runsonwhat reads public records only. Of the 36 tools at Unit21, 18 were found through code on unit21.ai, 8 through DNS records, 6 through subdomains that point at the vendor, 3 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and unit21.ai about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.