runsonwhat

iCloud's tech stack

What does iCloud use?

iCloud (icloud.com) uses at least 5 tools we can see from public records, including Sentry for monitoring, Akamai for content delivery and Agari for security. Last checked .

Based in
United States
Legal name
Apple Inc.
Re-check liveVisit icloud.com
Tools found
5
Categories
5
Layers
5 of 5
Last checked
Oct 2026

iCloud'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

1 tool, what the product is built with

Frontend

Data & Observability

1 tool, what they measure and store

Monitoring

Go-to-market

1 tool, how they find and keep customers

Marketing

Company Ops

1 tool, what the team runs on day to day

Security & Compliance

Companies like iCloud also use

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

Companies with a stack like iCloud's

Ranked by shared tools, with rare tools counting more.

iCloud tech stack FAQ

What tools does iCloud use?

As of October 2026, runsonwhat has found 5 tools at iCloud (icloud.com) in public records. Edge & Hosting: Akamai. Application: React. Data & Observability: Sentry. Company Ops: Agari. Last checked October 9, 2026.

What monitoring tools does iCloud use?

iCloud uses Sentry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on icloud.com. Sentry is used by 76,856 companies runsonwhat tracks.

Does iCloud use React?

Yes. runsonwhat found React at iCloud through React code on icloud.com. React is a Frontend tool used by 124,023 companies runsonwhat tracks.

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

The companies with the stacks most like iCloud's are Xoom, Public Site, The Paul Revere Life Insurance Company and CLN WorldWide, according to runsonwhat (October 2026). Each shares 1 to 3 tools with iCloud, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what iCloud uses?

runsonwhat reads public records only. Of the 5 tools at iCloud, 2 were found through code on icloud.com, 1 through DNS records, 1 through subdomains that point at the vendor and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and icloud.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.