Comparison

Grid vs Earth 3D

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

Head to head
About

Grid

This app provides accurate location data in MGRS/USNG and lat/lon formats, along with altitude, course, and speed. It features a satellite map, a coordinate converter, and options to adjust grid accuracy and units. Location updates can be toggled to conserve battery.

Highlights
  • MGRS/USNG and lat/lon coordinates
  • Altitude, course, and speed display
  • Satellite map view
  • Coordinate converter (DMS, MGRS, UTM)
  • Adjustable grid accuracy
  • Toggleable location updates
Features
Read full description

Grid Nav gives you accurate location data in angular geographic coordinates and in Military Grid Reference System (MGRS)/USNG format. Perfect for Land Nav. Simple to use without a bunch of clutter to get in your way so you can get the information you need quickly. Completely re-written from Grid Nav2 to provide the latest in accuracy & power savings. Features: - easily get your current coordinates in lat/lon and MGRS format as well as altitude, course, and speed - the ability to turn on & off location updates to save battery - satellite map of your location - a converter to change between degrees or degrees, minutes, seconds (DMS) and MGRS & UTM - change between ft/mph and m/kph - change the displayed grid accuracy (8, 10, or 12 digit grid) ***Privacy Information*** Absolutely NO user data is taken, stored or transmitted by this application (unlike the other “nav” apps you have on your phone right now)

About

Earth 3D

Features
Read full description

Discover the world with interactive 3D maps, live webcams, street-level views, GPS navigation, and powerful travel tools—all in one app. Key Features: Live Earth 3D Map: • Interact with a highly detailed 3D globe. Zoom in, rotate, and explore countries and continents with realistic elevation and standard map styles for a smooth and responsive experience. Multiple Map Styles: • Switch between Standard, Satellite, and Hybrid map views to explore the world your way. Live Earth Cameras: • Watch live webcam streams from supported locations around the world. Experience different cities, beaches, and landscapes through high-quality webcams right from your device. 360° Street View: • Explore supported locations with immersive 360° street-level imagery. World Wonders: • Discover the Seven Wonders of the World and other famous historical landmarks with stunning visuals and detailed views. Explore World (Interactive Map): • Tap on any country on the 3D map to instantly highlight its borders and reveal detailed geographical information via an interactive info card. GPS Compass & Speedometer: • Navigate accurately with the built-in digital compass. Track your travel speed in real time using your device's GPS. Local Weather: • Check current weather conditions and forecasts to stay prepared while traveling or exploring. Save & Share Locations: • Easily pinpoint and save your favorite addresses and places. Share your current location or saved spots with friends and family in just a tap. Why Choose Earth 3D?: • Comprehensive: Combines maps, live webcams, weather, and GPS tools in one app. • Performance: Optimized 3D map rendering delivers a smooth and responsive exploration experience. • User-Friendly:Clean, intuitive interface makes virtual travel accessible for everyone. Subscription Details: - - Payment will be charged to iTunes Account at confirmation of purchase. - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - Account will be charged for renewal within 24 hours prior to the end of the current period, and identify the cost of the renewal. - No cancellation of the current subscription is allowed during the active subscription period. - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable For Further Information: Privacy Policy = https://privacypolicycenter.com/new/view/id6790389174 Terms of Use = https://privacypolicycenter.com/new/terms/id6790389174 EULA = https://privacypolicycenter.com/new/eula/id6790389174

Screenshots

Grid4 screens
Earth 3D4 screens

Verdict

The call

The clearest difference is price: Earth 3D at Free against Grid's $0.99. Earth 3D also leads on update cadence (every 10 days vs every 5 months). Grid's advantage is in-app purchases (none vs 2) and ads (none vs shown). On 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

CostPrice · In-app purchases · Ads · Monetization

Earth 3D is free to download; Grid costs $0.99 up front. Earth 3D sells 2 in-app purchases, starting at $9.99 per month. Grid asks for nothing beyond the download.

UpkeepUpdate frequency

Grid ships an update every 5 months, Earth 3D every 10 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

Scorecard5 real differences · 5 level
Grid versus Earth 3D: the parameters behind the verdict, then further details
ParameterGridEarth 3D
Price$0.99Free — better
Rating3.7 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 5 monthsEvery 10 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPodiPhone, iPad
Requires iOS9.0 — better17.0
Further details — not scored
Size16 MB103 MB
Age rating4+17+
DeveloperMatt KailiKalpesh Donga

In-app purchases

None

Grid

No in-app purchases

2 purchases

Earth 3D

Subscriptions2
  • Monthly Premium acc$9.991 Month
  • yearly acces$75.001 Year

Questions

Is Grid free?
Grid costs $0.99, with no in-app purchases.
Is Earth 3D free?
Earth 3D is free to download, with in-app purchases available.
Do Grid or Earth 3D have ads?
Earth 3D shows ads; Grid does not.
Which is updated more often, Grid or Earth 3D?
Grid ships an update every 5 months, and Earth 3D every 10 days. Most recently, Grid was updated on October 26, 2026 and Earth 3D on October 25, 2026.

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