runsonwhat

Whistles's tech stack

What does Whistles use?

Whistles (whistles.com) uses at least 30 tools we can see from public records, including Google Workspace for email and documents, Zendesk for customer support, Google Analytics for analytics and Klarna for payments. Last checked .

Industry
Fashion
Based in
United Kingdom
Founded
1976
Re-check liveVisit whistles.com
Tools found
30
Categories
12
Layers
5 of 5
Last checked
Oct 2026

Whistles'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

1 tool, where the bytes are served from

CDN & Edge

Application

5 tools, what the product is built with

Frontend

Payments & Billing

Data & Observability

6 tools, what they measure and store

Analytics

Flags & Experiments

Go-to-market

10 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Support & Docs

Company Ops

8 tools, what the team runs on day to day

Email Delivery

Workspace

Security & Compliance

Companies like Whistles also use

Tools common among companies with a similar stack that we haven't found at Whistles.

Companies with a stack like Whistles's

Ranked by shared tools, with rare tools counting more.

More Fashion companies

Other Fashion companies we've checked.

Whistles tech stack FAQ

What tools does Whistles use?

We've found 30 tools at Whistles (whistles.com). Edge & Hosting: Cloudflare. Application: jQuery, Klarna and Global-e. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Meta Pixel, Google Ads and Mailchimp. Company Ops: Google Workspace, Apple Business and Mailchimp Transactional. Last checked October 3, 2026.

What email provider does Whistles use?

Whistles uses Google Workspace and Apple Business for email and documents. We found Google Workspace through email records.

What does Whistles use for customer support?

Whistles uses Zendesk for customer support. We found Zendesk through website code.

What payment provider does Whistles use?

Whistles uses Klarna, Global-e and Cardinal Commerce for payments, among 4 tools in this category. We found Klarna through website code.

What analytics tools does Whistles use?

Whistles uses Google Analytics, Google Tag Manager and Hotjar for analytics, among 5 tools in this category. We found Google Analytics through website code.

What CMS does Whistles use?

Whistles uses Salesforce Commerce Cloud for its website. We found Salesforce Commerce Cloud through custom domain and website code.

Does Whistles use Cloudflare?

Yes. We found Cloudflare at Whistles through DNS records and website code. Cloudflare is used by 147,753 companies we track.

How does runsonwhat know what Whistles uses?

We read public traces only: Whistles'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.