Blue Heron Data

Software Built for the Communities That Need It

Focused, useful tools for niche communities, including web apps and native Apple applications that mainstream software ignores.

Explore Our Apps →
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Focused
Each app solves one problem, and solves it well
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Native Apple
Built for Mac, iPhone, and iPad, not just ported
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Niche-First
Designed for communities with real, specific needs
What We Build

Our Apps

See All Apps →
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CalcLedger
Native Apple App

A professional tape calculator with 87 specialized tools for amateur radio, finance, geometry, and more. One-time purchase. No subscriptions.

✦ New Learn More →
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Ham Radio Contact Mapper
Web App

Visualize your ADIF log contacts on an interactive map. Built for POTA operators, contesters, and all amateur radio enthusiasts.

● Live Open App →
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Home Inventory
Native Apple App

Catalog your household items for insurance, warranties, and organization. Coming to Mac App Store soon with iPhone and iPad to follow.

⏳ Coming Soon Learn More →
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FlexDSP Studio
Native Apple App

A native Mac companion for FlexRadio operators. More details coming soon.

✦ New Learn More →
Who We Are

Small Studio.
Focused Mission.

Blue Heron Data is an independent software studio building practical tools for people who care deeply about their hobbies, homes, and workflows.

We’re not chasing the mass market. We’re building the apps that niche communities deserve but rarely get.

More about us →
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Built to Last
Native apps over web wrappers. Thoughtful design over feature bloat.
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Privacy by Default
Your data stays on your device. No unnecessary tracking or accounts.
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Community Driven
We build what communities need, not what looks good in a pitch deck.

More tools on the way.

We’re actively building for more niche communities. Get notified when something new launches.

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