Topo Maps+ vs Topo Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Topo Maps+
Plan and execute backcountry adventures with offline topographic maps and GPS navigation. Features include route building, waypoints, land boundaries, and on-trail tools. Integrates with Apple Watch and CarPlay for seamless outdoor exploration.
- Offline topographic maps
- Smart route building
- Waypoints and proximity alerts
- Land boundary overlays
- Track recording
- Apple Watch and CarPlay integration
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Designed and tested on real dirt, Topo Maps+ is packed with the maps & tools to plan and execute your backcountry adventure. ‣‣ MAPS FOR EVERY ACTIVITY ‣Setup your map based on your planned activity ‣‣ PLANNING TOOLS ‣ Compare and Download maps for use offline. ‣ Combine overlays to customize your map view ‣ Smart route-building tools ‣ Waypoints ‣ Print, email or share custom maps and routes ‣ Public, Private, and Hunting land boundaries ‣ Parcel Information ‣ Create teams and live-share members’ last known location ‣‣ ON-TRAIL TOOLS (Offline) ‣ View your current location ‣ All Maps and Overlays are downloadable ‣ Record your tracks - see where you’ve been ‣ Photo Waypoints - snap a pic and instantly shows on the map ‣ Progress on Trail - how much further on the trail ‣ Guide Me - to a waypoint ‣ Proximity Alerts - notify me when I’m close to a waypoint, trail, or region ‣ Line of Sight - what am I looking at? ‣ Downloaded elevation data for route-creation on the trail ‣‣ APPLE WATCH ‣ Integration with Apple HealthKit ‣Download maps directly to the watch ‣ Pan and zoom the map just like on the phone ‣ Drop a waypoint ‣ Record a track and see all of your stats ‣‣ CARPLAY ‣ Navigate to the trailhead ‣ Turn by Turn directions on USFS Roads ‣‣ NAVIGATIONAL MINDSET - helpful tips and tricks for keeping you safe in the backcountry! ‣‣ SUBSCRIPTION LEVELS: FREE level: view low resolution maps, record your tracks, and limited features Topo Maps+ Pro: high resolution maps, download maps, planning & on-trail tools, driving mode, import geospatial PDFs and TIFFS Topo Maps+ Elite: MapBox Satellite map, US public and private land overlays, parcel and ownership contact info, game management units. ‣‣ CLOUD Sync your routes, trips, subscriptions, and waypoints between all of your iOS and Mac devices. SUBSCRIPTION PAYMENT INFORMATION Topo Maps+ subscriptions will be charged to your Apple ID account at the confirmation of purchase and/or completion of free trial. Subscription automatically renews unless it is canceled at least 24 hours before the end of the free trial or current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Privacy Policy: https://topomaps.co/info/privacy Terms of Service: https://topomaps.co/info/tos Continued use of GPS running in the background can dramatically decrease battery life.
Topo Reader
Access and use detailed USGS topographical maps offline, even historical versions. Import your own geospatial PDF maps for navigation, route planning, and distance measurement. Ideal for outdoor adventures and geographical exploration.
- Download USGS topographical maps offline
- Import geospatial PDF maps
- Offline GPS usage on downloaded maps
- Dual mode ruler for distance measurement
- Route creation and GPS track recording
- Augmented Reality waypoints
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Download all available USGS topographic maps and import Geospatial PDF maps for off-line use at full undistorted resolution. Topo Reader is designed for road trips, camping, hiking, exploration and geographical history. Map images are accurately center aligned regardless of datum and placed on top of Apple's map kit for easy referencing and intuitive touch navigation. This software utilizes the latest capabilities of IOS with a fast start up, map rotating, unbeatable full detail resolution. Map downloads dispatch in the background so you can continue using the app. Topo Reader can install for use 422,664 U.S. Geological Survey current and historical topographical maps describing the topography of every region and island territories of the United States of America. Historical versions date as far back as year 1879. Install a map quad by pressing and holding a point on the reference map and discover the maps available at that location and the unique names given to every quad by the cartographers. Import geospatial PDF maps from the web, AirDrop, Finder, iTunes and email. Even at trailheads there are QRCode for maps that copy and install onto this app! Local and national park services offer PDF maps from their web sites. Even aeronautical sectional maps with embedded geospatial metadata that you can download in installed into Topo Reader. Easy see all your installed maps by zooming out and they all become a colorful violet and partially transparent so you can spot your map. Installed maps are managed in a table format which can be sorted by name, distance, and scale. Multiple versions of the same map can be stacked on top of one another and made visible or hidden using two finger swipes. Planning a hike somewhere and want to know the distance of your jaunt. Download the map and use the dual mode ruler to measure the path distance. Select the create Route option and draw and record your planned route. Purchase a subscription for unlimited map downloading. A subscription stops ads and doesn't auto-renew. The first few map download are complementary.‡ Features: • No need for cellular service to use • Use the GPS on downloaded topo maps while offline* • Dual mode ruler with orthographic line and path measuring • Waypoints with Augmented Reality finder • Routes path creation • Tracks/bread-crumb GPS location recording* • Full app usability while maps download in the background • Displays footprint grid and quad names • Aligns map datums to WGS84 (GPS) coordinates • Dynamic map stitching • Cropping of map margins for one big map grid • Automatic USGS topographic map download for your current location • Uses GPS location service to identify your location on a topo map* • Miles, Feet, Kilometers, Meters, Nautical Miles units • MGRS, UTM, and geodetic latitude and longitude coordinates • Import geospatial PDF maps downloaded from the USGS and other sources in zip or regular file formats • Enter coordinates in decimal, minutes and second formats • Map rotation and orients map to follow your heading • Imports GPX file formats waypoints • Email, AirDrop and SMS text waypoints, tracks and routes as GPX files (one subscription purchase required to permanently enable). Not currently supported: Geo TIFF; OCG layer selection used in current USTopo USGS maps. Not all geospatial metadata formats and datums are supported for imported PDF maps. Limited KML features supported. * Not preloaded with maps. WiFi recommended. Downloading queue does cap at around 36 maps. ** Continued use of GPS running in the background can dramatically decrease battery life. Location feature may not function on iPod and wifi-only iPad devices without GPS hardware. ‡ After a subscription period expires, advertisement may resume from usage of the import features.
Screenshots
Verdict
The clearest difference is monetization model: Topo Maps+ at freemium against Topo Reader's subscription. Topo Maps+ also leads on update cadence (every 3 weeks vs every 3 months) and ratings volume (9.4K vs 181). Topo Reader's advantage is iOS requirement (14.0 vs 17.0). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Topo Maps+ sells 11 in-app purchases, starting at $14.99 per 3 months and Topo Reader sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for Topo Maps+ against 4.6 for Topo Reader. That said, the two scores are not equally well evidenced: Topo Maps+ has 9.4K ratings behind it against 181, so its average is the more settled of the two. Written reviews are what separate them: 62% of Topo Maps+'s written reviews are positive against 50% of Topo Reader's.
Topo Maps+ ships an update every 3 weeks, Topo Reader every 3 months. Both last shipped on October 24, 2026.
| Parameter | Topo Maps+ | Topo Reader |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (9.4K ratings) — better | 4.6 (181 ratings) |
| Positive reviews | 62.2% of reviews — better | 50.0% of reviews |
| Number of ratings | 9.4K — better | 181 |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium — better | Subscription |
| Best chart rank | #64 — better | — |
| Devices | iPhone, iPad, Apple Watch, Vision Pro — better | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 252 MB | 29 MB |
| Age rating | 4+ | 9+ |
| Developer | Glacier Peak Studios LLC | Delcartes LLC |
Customer experience
Topo Maps+
Topo Reader
Bugs and requests
Topo Maps+
Reported bugs
3 issues- Crashes during map downloads
- GPS tracking issues in certain areas
- Waypoint data loss after app updates
Requested features
5 requests- Improved route planning tools
- Ability to import/export user data
- Enhanced offline map caching
- More detailed map legends
- Integration with other outdoor apps
Topo Reader
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Topo Maps+
- Topo Maps+ Essentials 3 Months$14.993 Months
- Topo Maps+ Pro: 3 Months$29.993 Months
- Topo Maps+ Essentials$29.991 Year
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- Topo Maps+ Elite: 3 Months$39.993 Months
- Topo Maps+ Pro7 Days trial$59.991 Year
- Topo Maps+ Elite7 Days trial$79.991 Year
- 3 Month Map Pass$11.99
- 6 Month Map Pass$14.99
- 12 Month Map Pass$19.99
Show 2 moreShow fewer
- 3 Months PRO$29.99
- 12 Months PRO$59.99
Topo Reader
- 90 Day$2.99
- 1 Year$5.99
- Lifetime$23.99








