Comparison

Terrain Radar Altimeter vs Altimeter

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Terrain Radar Altimeter

Measure the elevation of locations within a 500-meter radius using device sensors and online geo-information. Discover the height of nearby hills and distant mountains with real-time altitude calculations and a precise elevation chart.

Highlights
  • Measure elevation within 500 meters
  • Real-time altitude calculation
  • Precise elevation chart
  • Digital elevation model
  • Display in meters or feet
Features
Read full description

Measure the elevation of each location within a radius of 500 meter. With Terrain Radar Altimeter you can discover the height of hills in front of you or take a look at further away mountains. The unique combination of device sensors and internet-based geo informations makes Terrain Radar to the best altimeter app in the store. FEATURES: • High accuracy digital elevation model • Range up to 500 meter (1600 ft) • Calculation of altitudes in real time • Precise elevation chart • Display in meter or feet The altitudes are calculated through online services, based on your GPS position and compass direction. Whether biking, hiking or walking - with this altimeter app every trip is a journey of discovery!

About

Altimeter

Instantly discover your location, altitude, direction, and atmospheric pressure on a map. Track your elevation changes while moving and share photos with embedded location and altitude data. Access information on your Apple Watch.

Highlights
  • Real-time altitude and elevation tracking
  • GPS location, coordinates, and address
  • Atmospheric pressure monitoring
  • Detailed compass with direction tracking
  • Photo sharing with embedded location data
  • Apple Watch integration
Features
Read full description

While traveling with a vehicle (car, bicycle, etc.), while hiking or climbing, you can instantly discover your location and altitude, direction, geographic coordinate, address and atmospheric pressure on the map. While following your direction on a detailed compass screen, you can also monitor the change in altitude. You can share the photos you take with your loved ones, including your altitude, geographic coordinates and address information. Depending on the shooting angle, the compass direction is also included in the photos. DISCOVER YOUR HEIGHT FROM SEA ON THE MAP (Normal Mode) You can instantly discover the information of your location on the map - Altitude (elevation) above sea level - Open air (atmosphere) pressure - Latitude and longitude coordinates and address - Speed in motion - Direction with a detailed compass FOLLOW YOUR HEIGHT FROM SEA ON THE MAP ON THE MOVE (Track Mode on the Map) On the map when traveling in a vehicle (car, bike, etc.), hiking or climbing, you can instantly track your location and the change in information - Altitude (elevation) above sea level - Open air (atmosphere) pressure - Latitude and longitude coordinates and address - Speed in motion - Direction with a detailed compass FOLLOW YOUR HEIGHT FROM SEA ON THE COMPASS (Compass Mode) While traveling with a vehicle (car, bicycle, etc.), while taking a walk or climbing, you can instantly track your direction and the altitude of your current location SHARE YOUR PHOTO WITH YOUR LOVED ONES WITH HEIGHT AND DIRECTION INFORMATION (Sharing Mode) While traveling with a vehicle (car, bike, etc.), hiking or climbing, you can share the photos you have taken with this information - Height, pressure, coordinate and address information will be on the photo - Depending on the shooting angle, the compass direction will be added to the photo YOU CAN ACCESS ALTITUDE AND LOCATION INFORMATION FROM APPLE WATCH IMPORTANT REMINDER ABOUT CALCULATION METHOD AND ACCURACY - The coordinates of the altitude and location are calculated using the GPS signals of the device used - There may be differences in the measurement values ​​depending on the GPS signal quality of the device's location - Just below the height value, the accuracy value of the measurement is given instantly in meters - Compass accuracy may be affected by magnetic or environmental interference UNLOCK ALTIMETER PRO - Use Altimeter without ads - Unlock point elevation - Unlock weather information - Access all current and future Pro features SUBSCRIPTION OPTIONS - Monthly: Renews every month. No free trial. - Annual: Renews every year. Eligible new subscribers receive a 7-day free trial. Prices are displayed in your local currency on the purchase screen and may vary by country or region. PAYMENT AND RENEWAL Payment is charged to your Apple Account when the purchase is confirmed. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the current period ends. If you begin an eligible annual free trial, it converts to a paid annual subscription unless canceled at least 24 hours before the trial ends. You can manage or cancel your subscription in your App Store account settings. TERMS AND PRIVACY Privacy Policy: https://fozoglu.github.io/altimeter/privacy.html Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Terrain Radar Altimeter3 screens
Altimeter4 screens

Verdict

The call

The clearest difference is ads: Terrain Radar Altimeter at none against Altimeter's shown. Terrain Radar Altimeter also leads on review sentiment (85% vs 54%) and update cadence (every 3 months vs every 7 months). On price, rating, ratings volume 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Terrain Radar Altimeter sells 1 one-off in-app purchase and Altimeter sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Terrain Radar Altimeter against 4.6 for Altimeter. Both are backed by a comparable volume of ratings — 769 and 1.3K respectively. Written reviews are what separate them: 85% of Terrain Radar Altimeter's written reviews are positive against 54% of Altimeter's.

UpkeepUpdate frequency

Terrain Radar Altimeter ships an update every 3 months, Altimeter every 7 months. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 6 level
Terrain Radar Altimeter versus Altimeter: the parameters behind the verdict, then further details
ParameterTerrain Radar AltimeterAltimeter
PriceFreeFree
Rating4.7 (769 ratings) — better4.6 (1.3K ratings)
Positive reviews84.8% of reviews — better53.7% of reviews
Number of ratings7691.3K — better
Update frequencyEvery 3 months — betterEvery 7 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better18.5
Further details — not scored
Size21 MB84 MB
Age rating4+4+
DeveloperNestele EngineeringFurkan Ozoglu

Customer experience

Terrain Radar Altimeter

All ratings769 ratings
Positive93.4%
Neutral3.0%
Negative3.6%
Written reviews132 reviews
Positive84.8%
Neutral9.1%
Negative6.1%

Altimeter

All ratings1,272 ratings
Positive92.4%
Neutral3.9%
Negative3.8%
Written reviews67 reviews
Positive53.7%
Neutral9.0%
Negative37.3%

User reviews

Terrain Radar Altimeter

From 769 App Store ratings

What we love

  • 🎯 Accurate elevation measurements
  • ⚡ Fast and responsive performance
  • 🗺️ Useful terrain radar visualization
  • 👍 Simple and intuitive user interface
  • 🆓 Free version works well

Room to improve

  • 🌐 Requires internet connection to function
  • 📡 Limited range (5km in paid version)
  • 🗺️ Satellite view only, lacks standard map options
  • 🎨 Garish color scheme for elevation display
  • 📍 No location/coordinate information display

Altimeter

From 1.3K App Store ratings

What we love

  • 🚀 Super splitter
  • 👍 Simple app, that delivers
  • 👍 Interesting when bushwalking
  • 👍 Consistent and reliable

Room to improve

  • 🐛 Can't even navigate with this spam filled app
  • 🔍 Far too many ads and requests to review before getting to use the app
  • 🔍 I can't even start using this before an ad pops up and I can't close it
  • 🔍 Too noisy with continuous adds
  • 🔍 Loud and obnoxious

Bugs and requests

Terrain Radar Altimeter

Reported bugs

7 issues
  • App crashes after updates
  • Paid features disappeared after app rebranding
  • Direction orientation 180 degrees off
  • Altitude readings slightly inaccurate in some locations
  • UI elements obstruct map view
Show 2 more
  • High data consumption
  • Incompatibility with iPad in some versions

Requested features

12 requests
  • Compass or bearing indicator
  • Standard map view with street names (hybrid view)
  • Larger radius coverage (50km+)
  • Coordinate display and data export
  • Adjustable elevation profile scaling
Show 7 more
  • Terrain information accuracy details
  • Ability to toggle radar sweep animation
  • Zoom capability for satellite view
  • Offline functionality
  • Customizable color schemes
  • Distance measurements display
  • Barometric pressure measurement

Altimeter

Reported bugs

3 issues
  • Accuracy is not very good
  • Not stable, altitude figure is constantly adjusting
  • Only shows metric on Apple Watch

Requested features

2 requests
  • Show compass on watch
  • Better altitude accuracy

In-app purchases

1 purchases

Terrain Radar Altimeter

One-time1
  • Long-Range Radar$3.99
3 purchases

Altimeter

Subscriptions2
  • Altimeter Pro Monthly$4.991 Month
  • Altimeter Pro Annual7 Days trial$29.991 Year
One-time1
  • Remove Ads$4.99

Questions

Is Terrain Radar Altimeter free?
Terrain Radar Altimeter is free to download, with in-app purchases available.
Is Altimeter free?
Altimeter is free to download, with in-app purchases available.
Which has better reviews, Terrain Radar Altimeter or Altimeter?
Terrain Radar Altimeter is rated higher. Terrain Radar Altimeter averages 4.7 out of 5 from 769 ratings, while Altimeter averages 4.6 from 1.3K ratings.
Do Terrain Radar Altimeter or Altimeter have ads?
Altimeter shows ads; Terrain Radar Altimeter does not.
Which is updated more often, Terrain Radar Altimeter or Altimeter?
Terrain Radar Altimeter ships an update every 3 months, and Altimeter every 7 months. Most recently, Terrain Radar Altimeter was updated on September 22, 2026 and Altimeter on September 21, 2026.

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