SW Maps - GIS & Data Collector

4.1
2.64K reviews
500K+
Downloads
Content rating
Everyone
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About this app

SW Maps is a free GIS and mobile mapping app for collecting, presenting and sharing geographic information.

Whether you are conducting a full scale GNSS survey with high precision instruments, need to collect large amount of location based data using nothing but your phone, or just need to view a few shapefiles with labels over a background map on the go, SW Maps has it all covered.

Record points, lines, polygons and even photos and have them displayed over your choice of background map, and attach custom attribute data to any feature. Attribute types include text, numbers, an option from a predefined set of choices, photos, audio clips and videos.

Conduct high accuracy GPS surveys using external RTK capable receivers over Bluetooth or USB Serial.

Draw features on the map by adding markers, and measure distance and area.

Reuse the layers and attributes of a previous project for another survey, or create templates and share them with other users.

Share the collected data with other users as Geopackages, KMZ or shapefiles, or export them to your device storage. Also share and export recorded data as Spreadsheets (XLS/ODS) or CSV files.

Features
-Online Base maps: Google Maps or Open Street Map

-Support for multiple mbtiles and KML overlays

-Shapefile layers, with attribute categorized styling. View shapefiles in any coordinate system supported by the PROJ.4 library.

-Add multiple online WMTS, TMS, XYZ or WMS layers and cache tiles for offline use.

-Connect to external RTK GPS receivers through Bluetooth or USB Serial for high accuracy surveying using RTK. Also record data from external receiver for post processing.

-Define multiple number of feature layers, each with a set of custom attributes
Feature Types: Point, Line, Polygon
Attribute Types:Text, Numeric, Drop down Options, Checklist, Photos, Audio, Video
Save as Template for re-use or sharing

-Record GPS tracks, with distance measurement

-Draw features on map and export as KMZ, Shapefiles, GeoJSON or GeoPackages.

-Label features based on attribute values.

-Import feature layers from templates or existing projects.

-Share or export collected data as KMZ (with embedded photographs) , shapefiles, GeoJSON, Geopackage (GPKG), XLS/ODS spreadsheets or csv files.

-Share templates or projects with other users

-Stake out points and lines on the ground using high accuracy GNSS receivers.

This product is made in Nepal and is FREE (no Ads). If you find this useful, please let your friends know that you have used a product from Nepal. Spare sometime to visit this wonderful country and know the Nepali people.
Updated on
Aug 15, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Audio
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.2
2.46K reviews
Kimberly Olsen
April 1, 2025
mostly great but I use it for photographic geolocation of cemetery headstones. it is annoying that sometimes a camera icon appears in the menu and some times "take photo" is an additional click away. Seems random. additionally, once I take a photo, it would be great if the camera stayed open while it saved the image so that I didn't have to do 3 more clicks and zoom again etc which is a pain when taking 8500 photos.
5 people found this review helpful
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Shinju S
June 25, 2025
Recently I am encountering problems in my Redmi Phone this year onwards. On both my phones redmi note 8 pro as well as Redminote 13 pro+ the photo icons on the doesn't show photos and is erratic behaviour.. Another thing is if in case the photos taking option works , I am unable to take two photos on one location as it says location not available. Initially I have taken up so much of my mapping work but now it's helpless. I sent a message to developer team but they didn't reply.
2 people found this review helpful
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할아버지폴
May 1, 2025
So far so good. it took me a while to get my receiver to work with SW Maps. I looked all through the manual and couldn't find any info. I happened to look at the FAQ and found the receiver settings there. That and some of the other things in the FAQ need to find their way into the manual,probably in an appendix.
6 people found this review helpful
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What’s new

- Improved length and area measurement accuarcy
- Fixes for Septentrio receivers and NTRIP
- Prevent app from sleeping when conencted to GNSS receivers or recording tracks
- Display ortho height in record sidebar and skyplot when label using ortho height is enabled
- Bug fixes