# CnR M.A.R.S. vs SpotEarth

The clearest difference is ads: CnR M.A.R.S. at none against SpotEarth's shown. CnR M.A.R.S. also leads on iOS requirement (11.0 vs 15.0). SpotEarth's advantage is update cadence (weekly vs every 38 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CnR M.A.R.S. ships an update every 38 months, SpotEarth weekly. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | CnR M.A.R.S. | SpotEarth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (8 ratings)](https://appshunter.io/ios/app/spotearth/id6803861887/reviews)** |
| Number of ratings | — | **8** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Weekly** |
| Monetization | — | Ad-supported |
| Size | 17 MB | 53 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Allerup.Com AS](https://appshunter.io/developer/1465876722) | [FAR VISION TECH LIMITED](https://appshunter.io/developer/1485545263) |

## What reviewers say

### CnR M.A.R.S.

[App page](https://appshunter.io/ios/app/cnr-mars/id1243473878)

**In-app purchases:** none


### SpotEarth

[App page](https://appshunter.io/ios/app/spotearth/id6803861887)

Explore the world from your phone with live views, a 3D globe, street maps, and a GPS camera. Discover landmarks, check traffic, and record your travels without needing to register.

**Highlights:** Live view of public places, 3D globe exploration, Street view for detailed exploration, GPS camera for recording locations, Traffic map integration, Landmark information

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CnR M.A.R.S. free?

CnR M.A.R.S. is free to download, with no in-app purchases.

### Is SpotEarth free?

SpotEarth is free to download, with no in-app purchases.

### Do CnR M.A.R.S. or SpotEarth have ads?

SpotEarth shows ads; CnR M.A.R.S. does not.

### Which is updated more often, CnR M.A.R.S. or SpotEarth?

CnR M.A.R.S. ships an update every 38 months, and SpotEarth weekly. Most recently, CnR M.A.R.S. was updated on November 2, 2026 and SpotEarth on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*