Primary Signal

Primary Signal is a software company that develops mobile and web apps. Put simply, it is about designing and building iOS and Android apps.

It makes the most sense for businesses launching or rebuilding an app. Related areas on their profile: Mobile Apps. They are a very small team, 1 to 10 people, which usually shapes who they work with. Small vendors mean quick answers and real influence on the roadmap, but check who covers support when someone is out.

Primary Signal is based in Chicago, Illinois. More on primarysignal.com.

Before you commit, look at portfolio quality, app store experience, and maintenance terms. Get the renewal terms in writing before the first invoice.

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