Crest's tech stack
What does Crest use?
Crest (crestnotch.app) uses at least 8 tools we can see from public records, including iCloud Mail for email and documents, Microsoft Clarity for analytics, Paddle for payments and Cloudflare for content delivery. Last checked .
- Tools found
- 8
- Categories
- 7
- Layers
- 5 of 5
- Changes seen
- 1
Crest'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
2 tools, what the product is built with
Payments & Billing
Data & Observability
1 tool, what they measure and store
Analytics
Go-to-market
1 tool, how they find and keep customers
Marketing
Company Ops
3 tools, what the team runs on day to day
Email Delivery
Workspace
What changed at Crest
Recent starts and stops
- StartediCloud Mail
Companies like Crest also use
Tools common among companies with a similar stack that we haven't found at Crest.
Companies with a stack like Crest's
Ranked by shared tools, with rare tools counting more.
TOMMYtommysense.com6in common
The Able GuysSoftware · 11–50 people2in common
Atelier Batelierb.video3in common
Elfsightelfsight.com6in common
SeedrSoftware · 1–10 people5in common
Riley Risk Inc.Management Consulting · 11–50 people2in common
MonoLisamonolisa.dev4in common
World Youth AcademyEducation Management · 11–50 people2in common
Crest tech stack FAQ
What tools does Crest use?
As of October 2026, runsonwhat has found 8 tools at Crest (crestnotch.app) in public records. Edge & Hosting: Cloudflare. Application: Paddle. Data & Observability: Microsoft Clarity. Company Ops: Amazon SES, Resend and iCloud Mail. Last checked October 20, 2026.
What email provider does Crest use?
Crest uses iCloud Mail for email and office software, according to runsonwhat (October 2026). runsonwhat found iCloud Mail through a DNS verification record for iCloud Mail and email records. iCloud Mail is used by 925 companies runsonwhat tracks.
What payment provider does Crest use?
Crest uses Paddle for payments and billing, according to runsonwhat (October 2026). runsonwhat found Paddle through Paddle code on crestnotch.app. Paddle is used by 452 companies runsonwhat tracks.
What analytics tools does Crest use?
Crest uses Microsoft Clarity for analytics, according to runsonwhat (October 2026). runsonwhat found Microsoft Clarity through Microsoft Clarity code on crestnotch.app. Microsoft Clarity is used by 130,930 companies runsonwhat tracks.
Does Crest use Cloudflare?
Yes. runsonwhat found Cloudflare at Crest through email records that authorize Cloudflare and DNS records. Cloudflare is a CDN & Edge tool used by 700,800 companies runsonwhat tracks.
Has Crest changed tools recently?
Yes. On runsonwhat's rechecks, Crest started using iCloud Mail (latest on October 9, 2026). A change counts only between two checks of crestnotch.app done the same way.
Which companies have a tech stack similar to Crest's?
The companies with the stacks most like Crest's are TOMMY, The Able Guys, Atelier B and Elfsight, according to runsonwhat (October 2026). Each shares 2 to 6 tools with Crest, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what Crest uses?
runsonwhat reads public records only. Of the 8 tools at Crest, 3 were found through email records, 2 through DNS records, 2 through code on crestnotch.app and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and crestnotch.app 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.