Flexi's tech stack
What does Flexi use?
Flexi (flexi.com) uses at least 18 tools we can see from public records, including WP Engine for hosting, Microsoft 365 for email and documents, HubSpot for sales and Zendesk for customer support. Last checked .
- Tools found
- 18
- Categories
- 13
- Oldest proven tool
- May 2026
- Last checked
- Oct 2026
Flexi'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
Hosting & Cloud
CDN & Edge
Application
2 tools, what the product is built with
Auth & Identity
Media & UI
Data & Observability
1 tool, what they measure and store
Analytics
Go-to-market
10 tools, how they find and keep customers
Website & CMS
Marketing
Ads & Pixels
Sales & CRM
Support & Docs
Company Ops
3 tools, what the team runs on day to day
What changed at Flexi
Flexi tech stack FAQ
What tools does Flexi use?
We've found 18 tools at Flexi (flexi.com). Edge & Hosting: Cloudflare and WP Engine. Application: Google Fonts and Microsoft Entra ID. Data & Observability: Google Analytics. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365, KnowBe4 and DocuSign. Last checked October 5, 2026.
What cloud does Flexi run on?
Flexi uses WP Engine for hosting. We found WP Engine through custom domain and website code.
What CRM does Flexi use?
Flexi uses HubSpot, Zoho and Salesforce for sales and CRM. We found HubSpot through email records and website code.
What email provider does Flexi use?
Flexi uses Microsoft 365 for email and documents. We found Microsoft 365 through email records and website code.
What does Flexi use for customer support?
Flexi uses Zendesk for customer support. We found Zendesk through email records and website code since May 2026.
What analytics tools does Flexi use?
Flexi uses Google Analytics for analytics. We found Google Analytics through website code.
Does Flexi use Microsoft 365?
Yes. We found Microsoft 365 at Flexi through email records and website code. Microsoft 365 is used by 679,727 companies we track.
How does runsonwhat know what Flexi uses?
We read public traces only: Flexi's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website 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.