# Mars LTE vs Lucia SOS

The clearest difference is update cadence: Lucia SOS at every 3 weeks against Mars LTE's every 27 months. On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Mars LTE against 5.0 for Lucia SOS. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Mars LTE ships an update every 27 months, Lucia SOS every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mars LTE | Lucia SOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/mars-lte/id1623085876/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/lucia-sos/id6744066516/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 3 MB | 25 MB |
| Requires iOS | **15.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Taylan Atasoy](https://appshunter.io/developer/1204464263) | [GRUPO LEO S.A.](https://appshunter.io/developer/1372868459) |

## What reviewers say

### Mars LTE

[App page](https://appshunter.io/ios/app/mars-lte/id1623085876)

Explore Mars with detailed information about the Perseverance rover's mission. Learn about its search for ancient life, sample collection, and technology testing for future human exploration. Discover the Ingenuity helicopter's groundbreaking flight capabilities.

**Highlights:** Perseverance rover mission details, Search for ancient microbial life, Core sample collection and storage, Technology testing for human exploration, Ingenuity helicopter flight information

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

**In-app purchases:** none


### Lucia SOS

[App page](https://appshunter.io/ios/app/lucia-sos/id6744066516)

Learn essential first aid techniques with this free educational application. It provides clear instructions through text, audio, and animations, recognized by health associations, to help you respond effectively in emergencies.

**Highlights:** Basic first aid instruction, Written instructions, Audio guidance, Animations, Procedures recognized by health associations, Emergency response help

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mars LTE free?

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

### Is Lucia SOS free?

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

### Which has better reviews, Mars LTE or Lucia SOS?

Mars LTE and Lucia SOS are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Mars LTE or Lucia SOS have ads?

Neither Mars LTE nor Lucia SOS shows ads.

### Which is updated more often, Mars LTE or Lucia SOS?

Mars LTE ships an update every 27 months, and Lucia SOS every 3 weeks. Most recently, Mars LTE was updated on October 23, 2026 and Lucia SOS on October 24, 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.*