contours blog

Our National Parks, Part II

With the kickoff of Ken Burn's documentary series, we continue our highlight of a few of our nati...
Read more »

Software Downloads

Latest Releases and Current Versions of all TOPO! Products

TOPO! Explorer

TOPO! Explorer is both Mac and PC compatible. It's an entirely new way to get detailed topographic maps for hiking, cycling, backpacking, camping, hunting, fishing and more. Unlike our State Series or Weekend Explorer titles - TOPO! Explorer retail kits do not contain any pre-set maps. Instead the package comes with 25 map credits, which entitle you to download 25 SuperQuads from anywhere inside the United States.

PC Download:*

  • TOPO! Explorer v1.2.1

    Our latest desktop application release available for free.

    Mac Download:*

  • TOPO! Explorer v1.2.0

    Our latest desktop application release available for free.

    Mac Update for Snow Leopard OS 10.6:

  • TOPO! Explorer v1.2.1.5

    This update fixes all known issues with Snow Leopard OS 10.6 and is only recommended if you are running Mac OS 10.6

    *Note: Already have the TOPO! Explorer desktop application installed? To upgrade to the latest version, simply run TOPO! Explorer and login to your topo.com account. You'll be automatically notified of any available updates (pending an active internet connection).

    Visit our new Technical Support Knowledgebase for detailed how-to articles and more

  • TOPO! State and Weekend Explorer

    TOPO! State Series and Weekend Explorer products are both Mac and PC compatible. Depending on your current version there are a variety of free and value-priced upgrades. Those seeking to use State or Weekend Explorer in conjunction with a Magellan Triton GPS will need a special version available below.

    PC Updates:


  • TOPO! Version 4.5.0

    Our latest release for Triton and non-Triton owners alike. It's available as a free upgrade for anyone running version 4.0 or later. This update adds support for the new Garmin Colorado, Oregon, Nuvi, and Edge GPS devices, as well as the Magellan Triton series.

  • Purchase TOPO! 4 Upgrade Kit

    State Series users seeking to upgrade to Version 4.5.0 from version 2.6 or higher can purchase this special priced kit from our online store.

  • TOPO! Version 3.4.3

    A free upgrade for TOPO! State Series users running versions 2.6 or higher.


    Mac Updates:


  • TOPO! Version 4.5.4 for Snow Leopard OS 10.6

    This update fixes all known issues with Snow Leopard OS 10.6 and is only recommended if you are running Mac OS 10.6

  • TOPO! Version 4.5.0 for OS X

    Our latest release, available as a free upgrade for anyone running version 4.2 or later. This update adds support for the new Garmin Colorado, Oregon, Nuvi, and Edge GPS devices, as well as native support for Intel-based Macs.

  • Purchase TOPO! 4 Upgrade Kit

    Mac State Series users seeking to upgrade to Version 4.5.0 from version 2.6 or higher can purchase this special priced kit from our online store.

  • TOPO! Version 3.4 for OS 9 & X

    A free upgrade for TOPO! State Series Mac users running versions 3.0 or higher.

    Visit our new Technical Support Knowledgebase for detailed how-to articles and more

  • Trails Illustrated Explorer

    The TOPO! powered Trails Illustrated Explorer series including: "National Park Explorer", "Southern Appalachian Mountains Explorer", "Adirondack Explorer", and a selection of Individual National Park Explorer titles is both Mac and PC compatible and combines our award winning Trails Illustrated maps with a special version of the TOPO! software.

    PC Updates:


  • TOPO! National Park Explorer Version 4.3.6

    Our latest release, available as a free upgrade for anyone running an earlier version. Supports the new Garmin Colorado, Oregon, Nuvi, and Edge GPS devices. Note, Trails Illustrated Explorer products do not support Magellan Triton.

    Mac Updates:


  • TOPO! National Park Explorer Version 4.3.6

    Our latest release, available as a free upgrade for anyone running an earlier version. Supports the new Garmin Colorado, Oregon, Nuvi, and Edge GPS devices. Note, Trails Illustrated Explorer products do not support Magellan Triton.

    Visit our new Technical Support Knowledgebase for detailed how-to articles and more

  • TOPO! Backroads Explorer

    TOPO! Backroads and Backroads Explorer 3D offer detailed USGS 1:100k scale topographic maps for the entire US coupled with a special version of the TOPO! application. Backroads and Backroads Explorer 3D are no longer available, but continue to be supported.

    PC Updates:


  • TOPO! Backroads Explorer Version 4.2.3

    Our latest release, available as a free upgrade for anyone running an earler version of Backroads or Backroads Explorer. Note, Backroads Explorer products do not support Magellan Triton.

    Mac Updates:


  • TOPO! Backroads Explorer Version 4.2.3

    A free upgrade for anyone running an earlier Mac version of Backroads Explorer 3D. Important Note: This update is for "Backroads Explorer 3D" only. The standard "Backroads Explorer" edition is not supported.

    Visit our new Technical Support Knowledgebase for detailed how-to articles and more

  • TOPO! (Wildflower) Regionals and Trailsmart

    The original TOPO! Interactive Maps on CD-Rom and Trailsmart National Parks products were designed by Wildflower Productions of San Francisco, CA. These products are no longer manufactured.

    PC Updates:


  • TOPO! and Trailsmart Version 2.7.7

    A free upgrade for anyone running an earlier version of TOPO! or Trailsmart. Note, TOPO! Regional and Trailsmart products do not support Magellan Triton.

    Mac Updates:


  • TOPO! and Trailsmat Version 2.0.2

    A free upgrade for any Mac user running an earlier version of TOPO! or Trailsmart. Note, TOPO! Regional and Trailsmart products do not support Magellan Triton.

    Visit our new Technical Support Knowledgebase for detailed how-to articles and more

  • Pocket TOPO!

    Pocket TOPO! works with TOPO! State Series and Backroads Explorer 3D products, and enables you to carry the most popular TOPO! features on your Palm or Pocket PC. Pocket TOPO! is no longer manufactured.

    PC Updates:


  • Pocket TOPO! Upgrade (HotSync Patch)

    A free upgrade for anyone running an earler version of Pocket TOPO!.

    Visit our new Technical Support Knowledgebase for detailed how-to articles and more

  • main column bottom cap

    © Copyright 2008 - 2009 National Geographic Maps

    Blog | NG Store | Contact | Privacy Policy