Hypsometer
makinosoft
Trees
Forest Monitoring Tools
Arboreal - Height of Tree
Arboreal AB
Measure Tools - AR Ruler
Craftars
Measure Height
Deskis OÜ
Measure Map Pro
Blue Blink One, SL
Distance & Height Calculator
FB Developers
高度计 - 高度表
EXA Tools
Measure Master Pro Calculator
Calculated Industries
ImageMeter - photo measure
Dirk Farin