Topo Reader for iOS

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Key Details of Topo Reader

Download high resolution USGS topographic maps for GPS.
Last updated on February 22, 2024
There have been 3 updates
Virus scan status:
Clean (it’s extremely likely that this software program is clean)

Developer’s Description

By Delcartes LLC

Download high resolution USGS topographic maps for GPS.

Download high resolution USGS topographic maps for GPS. use while offline and with no need for cellular service. Topo Reader is designed for road trips, camping, hiking, exploration and geographical history. Map images are accurately center aligned regardless of datum and placed on top of Apple's map kit for easy referencing and intuitive touch navigation. This software utilizes the latest capabilities of IOS with a fast start up, map rotating, unbeatable zoom with full detail resolution. Map downloads dispatch in the background so you can continue using the app. Topo Reader can install for use over 250, 000+ U. S. Geological Survey current and historical topographical maps describing the topography of every region and island territories of the United States of America. Historical versions date as far back as year 1882. Install a map quad by pressing and holding a point on the reference map and discover the USGS maps available at that coordinate and the unique names given to every quad by the cartographers. Import geospatial PDF maps from the web, iTunes and email. Many local and national park services offer PDF map from their web sites which automatically install into the Topo Reader app. Check with your state and city government services for park, topographic and even aeronautical sectional maps with embedded geospatial metadata that you can download in installed into Topo Reader. Easy see all your installed maps by zooming out and they all become a colorful violet and partially transparent so you can spot your map. Installed maps are managed in a table format which can be sorted by name, distance, and scale. Multiple versions of the same map can be stacked on top of one another and made visible or hidden using two finger swipes. Planning a hike somewhere and want to know the distance of your jaunt. Download the map and use the dual mode ruler to measure the path distance. Select the create Route option and draw and record your planned route. Purchase a subscription for unlimited map downloading. A subscription stops ads and doesn't auto-renew. The first few map download are complementary. ‡. ("Topo Read" is a freemium proliferation of the "Topo Nomad" app. The TN app is paid up front for no ads and requires no subscription. Both have the same features.). Features: No need for cellular service to use. Use the GPS on downloaded topo maps while offline. Dual mode ruler with orthographic line and path measuring. Waypoints with Augmented Reality finder. Routes path creation. Tracks/bread-crumb GPS location recording. Full app usability while maps download in the background. Displays footprint grid and quad names. Aligns map datums to WGS84 (GPS) coordinates. Dynamic map stitching. Cropping of map margins for one big map grid. Automatic USGS topographic map download for your current location. Uses GPS location service to identify your location on a topo map. Miles, Feet, Kilometers, Meters, Nautical Miles units. Latitude and Longitude decimal and minutes seconds display. Import geospatial PDF maps downloaded from the USGS and other sources in zip or regular file formats. Enter coordinates in decimal, minutes and second formats. Map rotation and orients map to follow your heading. Imports GPX file formats waypoints. Not currently supported: Geo TIFF; OCG layer selection used in current USTopo USGS maps. Not all geospatial metadata formats and datums are supported on imported PDF maps. Not preloaded with maps. WiFi recommended. Downloading queue does cap at around 36 maps. Continued use of GPS running in the background can dramatically decrease battery life. Location feature may not function on iPod and wifi-only iPad devices without GPS hardware. ‡ After a subscription period expires, advertisement may resume from usage of the import features.