CalTopo: Backcountry Mapping

Name: CalTopo: Backcountry Mapping
Rating: 4.8 (7040 reviews)
Author: CalTopo LLC

By: CalTopo LLC App

Route Planning & Navigation

Overview

Version:

1.27.1

Last updated: 2026-07-08

Features & Capabilities

CalTopo Backcountry Mapping delivers a satellite-ready, offline-capable navigation experience for iOS. Download maps and layers, plan routes, and sync changes across devices so your maps stay current in remote areas. Use GPS to track your location even when offline and share maps with your team for collaborative planning.

Explore a rich set of layers—topo maps, imagery, slope shading, weather forecasts, sun exposure, avalanche data, and public lands—plus real-time updates from the field. Trusted by professional guides, avalanche educators, and search-and-rescue teams, CalTopo keeps you informed and safe in backcountry terrain.

User Growth & Download Statistics

App Navigation & Mapping Data Weather

By:

CalTopo LLC

Rating:

4.80

(7,040) 27 new ratings

Version:

1.27.1 Last updated: 2026-07-08

Version code:

887921079

Creation date:

2019-10-24

Compatible devices:

Size:

164.49MB

URLs:

Website ,Privacy policy

Full description:

Source:

Apple Apps Store

Data ingested on:

2026-07-16

Compare stats and ranking:

Ranking

# 21,730 ▼ 38

Other rankings

#39 in map keyword 22 ▼ 6

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.

Developed by:

CalTopo LLC

Apple Apps Store

https://apps.apple.com/us/app/caltopo-backcountry-mapping/id1460038458

Website:

http://caltopo.com/about

User Reviews

CalTopo on iOS is lauded for deep planning tools, offline capability, and broad, cross-platform utility, including professional SAR use. However, stability and UX issues recur: crashes, blank screens, slow/offline map loading, and confusing sign-in and paid-layer models detract from reliability. Users want a smoother launch, better UI, transparent data access, and CarPlay support before it reaches its full potential.

Pros

Strong trip planning and backcountry navigation capabilities across web/PC and mobile.
Powerful, customizable mapping tools with data import, sharing, and photo attachments.
Broad activity support and professional use, including SAR and emergency response.
Solid offline usage and offline map access.
Useful features like Snap To and a comprehensive one-stop mapping solution for planning and operations.

Cons

Critical bugs and reliability issues (crashes, blank screens, app not launching) that persist.
Offline performance problems (frequent restarts, slow or partial map downloads, tiling issues).
Non-intuitive UI/UX and navigation, with confusing layer controls and artifacts.
Mandatory third-party login and privacy concerns.
Confusing paywall/layer access where paid layers differ from what’s available in the app.

Recent reviews

The maps is generally usably, however I've noticed it crashing and resetting map when changing the sentinel weekly overlay visibility while on 3d mode. I've also experienced this when toggling slope angle shading on. I'm on iPhone 14 Pro, an I running out of RAM?

by ir*****, 2026-06-14

This is a great application, I especially like the slope contrast colors so you can instantly get an idea how steep a slope is. But, for some reason the crosshairs that tell you where something/you are at, are so ridiculously small and thin that you can’t really see them unless you stop and try really hard for a while - and you need to only be doing this when you are hiding in some shade (otherwise you will never see them if you are out in the sun). It makes it hard to use the map to see where you are or where something is, which is kind of the entire point of a map application. You would think they would have a way to make the crosshairs nice and big and bold and obvious or some other color or something, but nope.