# CalTopo

> Backcountry mapping evolved

Canonical page: [https://chrome-stats.com/d/com.caltopo.android](https://chrome-stats.com/d/com.caltopo.android)

## Overview

- **ID:** `com.caltopo.android`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** CalTopo LLC
- **Category:** MAPS\_AND\_NAVIGATION
- **Downloads:** 325,780
- **Rating:** 4.72 / 5 (6,691 ratings)
- **Version:** 1.29
- **Last updated:** 2026-09-03
- **First published:** 2020-09-21
- **Publisher country:** US
- **Size:** 33 MB
- **Data as of:** 2026-09-08
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.caltopo.android)
- **Website:** [https://caltopo.com](https://caltopo.com/)
- **Privacy policy:** [https://caltopo.com/about/privacy-policy](https://caltopo.com/about/privacy-policy)

## Description

CalTopo for Android is satellite-ready and offline-capable, letting you take the best mapping tool off-grid. Sync across devices so changes update automatically, eliminating the need for exporting or importing maps. Trusted by professional guides, avalanche educators, and search-and-rescue teams, it is built for planning and navigating in remote terrain.

Plan with real-time data: download maps and layers such as slope angle shading, sun exposure, wind, and weather forecasts for offline use. View your GPS position offline, share maps with teammates, and track progress with live updates. It supports a wide range of layers, including MapBuilder Topo/Hybrid, Forest Service maps, NAIP imagery, weather forecasting, and more.

## Rankings

- #124,637 — Overall
- #198 — Maps and navigation (Free)

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_COARSE_LOCATION`
- `android.permission.ACCESS_FINE_LOCATION`
- `android.permission.ACCESS_MEDIA_LOCATION`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.CAMERA`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_DATA_SYNC`
- `android.permission.FOREGROUND_SERVICE_LOCATION`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_EXTERNAL_STORAGE`
- `android.permission.WAKE_LOCK`
- `com.caltopo.android.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`

## Review summary

CalTopo is repeatedly praised for its powerful mapping and planning capabilities, making it a top tool for outdoor navigation. Reviewers highlight its usefulness in search-and-rescue and safety operations, asset tracking, and cross-device usability on both laptops and Android devices. The GPX import and planning features are strong, and longtime users note reliability and continued development. Overall, it’s seen as a trusted, comprehensive mapping solution for hikers, climbers, and SAR teams.

### Pros

- Powerful, feature-rich mapping and navigation for planning routes, trails, and data layers.
- Proven value for search and rescue and safety operations, including asset tracking and coordination.
- Excellent cross-device usability, with seamless work across laptop browsers and Android devices.
- Strong GPX import and planning features that support hikes, ski tours, and other outdoor activities.
- Long-term reliability and ongoing development, with users describing years of loyal use.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.caltopo.android)