CalTopo: Backcountry map for planning with slope angle, topo and fire layers. Surfline: Surf forecasts and live surf cams on a map.
| CalTopo | Surfline | |
|---|---|---|
| Category | Hiking, Ski & Outdoor Maps | Hiking, Ski & Outdoor Maps |
| Coverage | Worldwide, best in the US | Worldwide |
| Updates | Periodically | Live / real time |
| Data source | USGS, satellite imagery and many other layers | Wave models and surf cams |
| Made by | CalTopo | Surfline |
| Price | Free + paid plan | Free + paid plan |
| Account | Free to view, account for extras | Free to view, account for extras |
| On phones | Best on a computer | Phone app available |
| Map view | Flat map | Flat map |
| Visits from ColorfulMaps | 0 | 0 |
| Open map | Open map |
What you can do with CalTopo
- Topo maps with slope-angle shading
- Draw and measure routes
- Print large maps
- Many specialist layers
What you can do with Surfline
- Surf spot forecasts
- Live surf cams
- Swell and wind charts
Summary based on public information. Check each map's website for current features and prices.