Technologies / Observability / AppSignal
Companies listing AppSignal as a subprocessor
AppSignal is error tracking and performance monitoring software. It is used to show errors, slow queries and the deploys responsible for them.
Summarized from appsignal.com on 8 Nov 2026.
Seen in20 subprocessor lists2 privacy policies
Companies listing AppSignal as a subprocessor
Subprocessor listPrivacy policyWebsiteJob postings
A company can count under more than one kind of evidence. Our coverage is partial, so this is not everyone using AppSignal.
Questions
How many companies list AppSignal as a subprocessor?
20 companies in StrataDB's data name AppSignal in their own subprocessor list. Our coverage is partial, so the real number is higher.
Which companies list AppSignal as a subprocessor?
Apptegy, Atto Partners, Contractbook, CustomerSure and EventSync.io, and 15 more companies. Each one links to the evidence behind it.
How does StrataDB know a company uses AppSignal?
From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.
Build your list of AppSignal customers
See every company we hold evidence for, with its source, and get an alert when a company adds or drops AppSignal.
- Every company and vendor, with its public source
- 100 API calls a month, plus MCP and the Chrome extension
- Work email only. No card, no sales call