Knowledge Base: Viewers

  • Create custom map for Locus mobile app

    With MapTiler Desktop, you can prepare a custom map for Locus mobile app. You can add to Locus USGS topo maps for hiking, old Soviet maps, drone imagery, old historical map or any other map.

    It works on Locus on Android in both Free and Pro version.

    Prepare your map

    First, download and process your image by MapTiler Desktop. 

    During rendering, select the MBTiles format. 

    When rendering is ready, upload your .mbtiles file to your mobile.

    Turn on your map in Locus

    On your mobile phone, open Locus application. 

    In Locus, click on hamburger menu in the top left corner.

    Select Maps.

    Switch to Offline in the top

  • MBTiles offline viewer

    MapTiler can also serve as a tool to open offline mbtiles file. Double click on any mbtiles file and you will immediately see the content. When you close the preview, it is possible to directly upload such map to a webhosting, like Amazon s3 or Google Storage. With TileServer-php you can host any MBTiles also on your own server. See TileServer-php tutorial.


  • MapTiler GeoEditor

    MapTiler GeoEditor is an online web application for collaborative creating and editing geographical data. It allows creating points, lines and polygons on top of raster maps. For each element, you can include additional info or a photography. Prepare your image First, you need to process your raster image with MapTiler Desktop, turn it into map tiles and upload it to any web hosting of your choice. After your work is uploaded to the server, open the web viewer and in the right menu select Edit and click on Open in GeoEditor. This will redirect you to the MapTiler GeoEditor, where you can immediately start with editing.

  • Open maps in QGIS

    Users have three options how to open maps rendered by MapTiler in QGIS (formerly known as Quantum GIS): setting WMTS service, rendering the map in an MBTiles format or by using GeoPackage. All method can be used in both QGIS2 as well as QGIS3. WMTS Setting WMTS (Web Map Tile Service) is the most difficult but at the same time the most powerful method of using maps from MapTiler in QGIS. It allows multiple users to access the map at the same time without a need to distribute them your map files. The downside is a bit higher complexity to

  • Google Maps API

    MapTiler automatically generates a Google Maps viewer for rendered tiles. It is a simple HTML text file which contains Google Maps JavaScript API code with parameters from your rendering. This file is prepared for direct upload to any hosting as a fullscreen app or it can be modified or embedded to your needs. Here is an example: Add your API key Latest Google Maps API’s requires personal API key for each published app. You have to generate your API key and use it in the template to get your Google Maps templates working. More information is available at Google Maps API

  • Custom map with OpenLayers for Drupal CMS

    This is a quick how-to for making a tile overlay for maps displayed on a Drupal 7 website. You will need to set up a Drupal 7 site and load a number of modules. If you don't know the Drupal CMS, take a look at their website to get started: The basic principles are listed at and there are tutorials online and on YouTube as well. Drupal is free to use and good for powerful websites without necessarily needing any programming (though you can if you can). The modules you’ll need are: Views -> enable Views and Views

  • Import custom maps to Garmin GPS

    This image step-by-step tutorial is available for Garmin devices, that support Custom maps. The actual list can be found at An overview of compatible devices Oregon series Dakota 10 and 20 Colorado series GPSMAP 62 series GPSMAP 64 series GPSMAP 78 series Rino 600 series eTrex 20 and 30 Astro 320 Alpha 100 Edge 810, 800 and 510 Montana series Monterra BMW Motorrad Nav V zumo 590 With MapTiler, it is quite simple to upload a custom map into your Garmin handheld GPS navigation. You can use any available raster online map or scan a paper map. In MapTiler