Great Circle Mapper: Draw great-circle flight routes between airports and measure distances. OpenRailwayMap: Worldwide map of railway lines, stations, signals and track speeds.
| Great Circle Mapper | OpenRailwayMap | |
|---|---|---|
| Category | Transport & Transit Maps | Transport & Transit Maps |
| Coverage | Worldwide | Worldwide |
| Updates | Static archive | Continuously (community edits) |
| Data source | Airport database | OpenStreetMap |
| Made by | Karl L. Swartz | OpenRailwayMap contributors |
| Price | Free | Free |
| Account | No account needed | No account needed |
| On phones | Best on a computer | Works well on phones |
| Map view | Flat map | Flat map |
| Visits from ColorfulMaps | 0 | 0 |
| Open map | Open map |
What you can do with Great Circle Mapper
- Great-circle routes between airports
- Distances in miles and kilometres
- Map many routes at once
- Airport database
What you can do with OpenRailwayMap
- Railway infrastructure layer
- Maximum speed map
- Signals and train protection
- Electrification and gauge
Summary based on public information. Check each map's website for current features and prices.