Off vs Ascend Maps
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Off
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Off-Road Charts is a powerful, yet easy-to-use off-road / outdoor navigation solution. No matter your outdoor pursuit Off-Road Charts will get you there and back home safely – with nothing more than your iPhone or iPad. The free evaluation version displays standard satellite, road, and hybrid maps. An in-app subscription purchase of $2.99/mo or $29.99/yr includes USGS 24k Topo charts, navigational features, and frequent app upgrades. Key Features: • High-resolution USGS 24k Topographic charts • Easy one-touch Waypoint and Route creation. Pre-plan your routes at home or create them in the field with equal ease. Just touch the screen to create new waypoints and routes. • Find your friends outdoors. With our new Buddy-tracking feature, you can see and meet up with your friends while you’re out on the water. If you’re on your secret spot and don’t want to be seen, you can hide your location with the touch of a button. • Stay safe. Easily create and send an itinerary of your trip to a friend or family member. Your itinerary and location history can be forwarded to search and rescue personnel in case of an emergency. • Easy-to-use point-to-point navigation. The red heading bug on the large on-screen compass always directs you to the next point on your route. Navigation is as easy as pointing yourself at the heading bug to stay on course. • No Network. No Problem. Off-Road Charts is designed so no internet connection is required to view your charts while in the field. You simply download in advance any charts you’ll need in the field with the touch of a button. • Record your tracks. Track your position in real-time and later view your track history. • Fully indexed point of interest (POI) database including weather, tides, currents, your buddies, and more. -------------------- Subscription prices: One year - $29.99 Monthly - $2.99 -Payment will be charged to your iTunes Account at confirmation of purchase. -Your subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current subscription period. -You will be charged for renewal within 24 hours prior to the end of the current period, for the same duration and at the current subscription rate for that product. -You can manage your subscriptions and turn off auto-renewal by going to your Account Settings in the Apple Settings app after purchase. -No cancellation of the current subscription is allowed during active subscription period. This does not affect your statutory rights. -Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription. -We will be collecting information about your use of the app both when you are online and offline. To find out more please see our privacy policy. -------------------- By purchasing a subscription or downloading an app you agree that you have read and accept our Privacy Policy and Terms of Use. http://www.redskyengineering.com/terms-of-use/ http://www.redskyengineering.com/privacy-policy/ NOTE: Continued use of GPS running in the background can dramatically decrease battery life. Though Off-Road Charts will function without a GPS as a chart reader, a GPS-enabled device is required for point-to-point navigation. Third-party Bluetooth GPS units are available to enable GPS for iOS devices such as WiFi-only iPads that do not include a GPS receiver. For offline use where no Internet connection is available, charts must be pre-cached while still on-line and connected, any charts downloaded while online will be available for offline use.
Ascend Maps
This app provides customizable outdoor maps with offline capabilities. It features 3D terrain, track recording, saved places management, and the ability to save map tiles for offline use. Explore the outdoors with detailed, personalized navigation tools.
- Offline search
- 3D terrain
- Track recording and editing
- Saved places management
- Customizable map styles
- Offline map tile saving
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Ascend is an open source app for vector and raster maps. Features include 3D terrain, offline search, track recording and editing, managing saved places, saving map tiles for offline use, and more. CUSTOMIZABLE * Includes a simple, customizable style for OpenStreetMap vector tiles with modes for hiking, biking, and transit. * Overlay customizable hillshading, shaded relief, contour lines, and slope angle shading calculated in real-time over any base map. * Supports plugins for search, routing, map sources and more. * Add new online map sources and combine layers to create new maps. * Generate and import your own vector tiles. COMPREHENSIVE * Offline search * Wikipedia search * Manage saved places * Show geotagged photos from your Photo Library. * Create and edit routes * Record and edit tracks for hiking, fitness, and more * Save map tiles for offline use Learn more at https://github.com/styluslabs/maps
Screenshots
Verdict
The clearest difference is in-app purchases: Ascend Maps at none against Off's 2. Off's advantage is update cadence (every 3 weeks vs every 6 months) and iOS requirement (7.0 vs 12.0). On price, ads and device support 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. Off sells 2 in-app purchases, starting at $2.99 per month. Ascend Maps asks for nothing beyond the download.
Off ships an update every 3 weeks, Ascend Maps every 6 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.
| Parameter | Off | Ascend Maps |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 41 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Red Sky Engineering, LLC | Matthew White |
In-app purchases
Off
- Off-Road Charts$2.991 Month
- Off-Road Charts$29.991 Year
Ascend Maps
No in-app purchases









