Our Software
Apps Built for People Who Actually Need Them
Focused, useful tools for niche communities — from ham radio operators to homeowners to audio professionals.
Native Apple App
CalcLedger
A professional tape calculator with 85 specialized tools for amateur radio, finance, geometry, and more.
- Adding machine tape with natural language entry
- 47 amateur radio tools including interactive antenna diagrams
- 15 financial calculators with PDF export
- One-time purchase. No subscriptions, ever.
Web App
Ham Radio Contact Mapper
Upload your ADIF log and instantly visualize your contacts on an interactive map.
- Color-coded pins by band
- Multiple map styles
- High-resolution PNG export for sharing and printing
- Built for POTA, contesters, and all amateur radio operators
Native Apple App
Home Inventory
Catalog and manage your household items with a native Apple app built for real life.
- Insurance documentation ready
- Warranty and maintenance alerts
- Clean, fast, and private, with your data stored on your device and backed up to iCloud.
- Mac, with iPhone and iPad coming soon
Native Apple App
FlexDSP Studio
A native Mac companion app for FlexRadio operators. More details coming soon.
- Native macOS experience
- Built for FlexRadio users
- More details coming soon
More tools on the way.
Blue Heron Data is actively building for niche communities. Get notified when something new launches.