CalTopo offers free accounts to all users, which include a ton of features! However CalTopo also offers more map layers, advanced tools, larger PDFs, and offline functionality on a yearly subscription basis. Our subscriptions are easy to cancel and are fully refundable if you are not pleased with the product. CalTopo also offers free and discounted subscriptions to first responders and team accounts for a variety of different organizations.
CalTopo Blog

Introducing Map Sheets

Today we’re taking a major step forward with improved support for local data that doesn’t fit well into our nationwide layers. We are calling this feature “Map Sheets” and it replaces the former Geospatial Images option with a lot of improvements. Map sheets are any geospatial image that can be referenced and placed on a […]