runsonwhat

What3words's tech stack

What does What3words use?

What3words (what3words.com) uses at least 28 tools we can see from public records, including Amazon Web Services for hosting, Microsoft 365 for email and documents, HubSpot for sales and Front for customer support. Last checked .

Industry
Software
Size
51–200 employees
Based in
London, United Kingdom
Founded
2013
LinkedIn
Company page
Re-check liveVisit what3words.com
Tools found
28
Categories
15
Layers
5 of 5
Changes seen
1

What3words'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

4 tools, where the bytes are served from

Hosting & Cloud

CDN & Edge

DNS

Application

5 tools, what the product is built with

Frontend

Payments & Billing

Media & UI

Data & Observability

1 tool, what they measure and store

Monitoring

Go-to-market

12 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Sales & CRM

Support & Docs

Company Ops

6 tools, what the team runs on day to day

Email Delivery

Workspace

Dev Tools

What changed at What3words

Recent starts and stops

  1. StartedAhrefs

Companies like What3words also use

Tools common among companies with a similar stack that we haven't found at What3words.

Companies with a stack like What3words's

Ranked by shared tools, with rare tools counting more.

More Software companies

Other Software companies we've checked.

What3words tech stack FAQ

What tools does What3words use?

As of October 2026, runsonwhat has found 28 tools at What3words (what3words.com) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Google Cloud. Application: Google Fonts, Google Maps and React. Data & Observability: Datadog. Go-to-market: Meta Pixel, Mailchimp and HubSpot. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 20, 2026.

What cloud does What3words run on?

What3words uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on what3words.com. Amazon Web Services is used by 145,155 companies runsonwhat tracks.

What CRM does What3words use?

What3words uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records. HubSpot is used by 92,804 companies runsonwhat tracks.

What email provider does What3words use?

What3words 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 705,167 companies runsonwhat tracks.

What does What3words use for customer support?

What3words uses Front for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Front through a subdomain that points at Front. Front is used by 399 companies runsonwhat tracks.

What payment provider does What3words use?

What3words uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on what3words.com. Stripe is used by 26,813 companies runsonwhat tracks.

Does What3words use Google Fonts?

Yes. runsonwhat found Google Fonts at What3words through Google Fonts code on what3words.com. Google Fonts is a Media & UI tool used by 797,678 companies runsonwhat tracks.

Has What3words changed tools recently?

Yes. On runsonwhat's rechecks, What3words started using Ahrefs (latest on October 20, 2026). A change counts only between two checks of what3words.com done the same way.

Which companies have a tech stack similar to What3words's?

The companies with the stacks most like What3words' are Timefold, Paystack, Podcast App and Symplectic, according to runsonwhat (October 2026). Each shares 6 to 12 tools with What3words, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what What3words uses?

runsonwhat reads public records only. Of the 28 tools at What3words, 9 were found through DNS records, 8 through code on what3words.com, 5 through subdomains that point at the vendor, 3 through email records and 3 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and what3words.com 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.