runsonwhat

Kustomer's tech stack

What does Kustomer use?

Kustomer (kustomerapp.com) uses at least 11 tools we can see from public records, including Amazon Web Services for hosting, Pendo for analytics, Appcues for marketing and Sentry for monitoring. Last checked .

Re-check liveVisit kustomerapp.com
Tools found
11
Categories
9
Layers
5 of 5
Last checked
Oct 2026

Kustomer'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

3 tools, where the bytes are served from

Hosting & Cloud

CDN & Edge

DNS

Application

1 tool, what the product is built with

Frontend

Data & Observability

3 tools, what they measure and store

Monitoring

Analytics

Flags & Experiments

Go-to-market

2 tools, how they find and keep customers

Marketing

Company Ops

2 tools, what the team runs on day to day

Email Delivery

Companies like Kustomer also use

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

Companies with a stack like Kustomer's

Ranked by shared tools, with rare tools counting more.

Kustomer tech stack FAQ

What tools does Kustomer use?

As of October 2026, runsonwhat has found 11 tools at Kustomer (kustomerapp.com) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Amazon CloudFront. Application: Tailwind CSS. Data & Observability: Sentry, LaunchDarkly and Pendo. Go-to-market: Appcues. Company Ops: Mailgun and Postmark. Last checked October 20, 2026.

What cloud does Kustomer run on?

Kustomer uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services and code on kustomerapp.com. Amazon Web Services is used by 145,822 companies runsonwhat tracks.

What analytics tools does Kustomer use?

Kustomer uses Pendo for analytics, according to runsonwhat (October 2026). runsonwhat found Pendo through a subdomain that points at Pendo. Pendo is used by 1,830 companies runsonwhat tracks.

What marketing software does Kustomer use?

Kustomer uses Appcues for marketing, according to runsonwhat (October 2026). runsonwhat found Appcues through a subdomain that points at Appcues. Appcues is used by 164 companies runsonwhat tracks.

What monitoring tools does Kustomer use?

Kustomer uses Sentry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on kustomerapp.com. Sentry is used by 78,934 companies runsonwhat tracks.

Does Kustomer use Amazon Route 53?

Yes. runsonwhat found Amazon Route 53 at Kustomer through DNS records that point at Amazon Route 53. Amazon Route 53 is a DNS tool used by 85,056 companies runsonwhat tracks.

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

The companies with the stacks most like Kustomer's are Courthousedirect.com, AfroHairCandy, Frigade and Alphonso, according to runsonwhat (October 2026). Each shares 4 to 6 tools with Kustomer, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what Kustomer uses?

runsonwhat reads public records only. Of the 11 tools at Kustomer, 4 were found through subdomains that point at the vendor, 3 through code on kustomerapp.com, 2 through DNS records and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and kustomerapp.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.