# Be GUERLAIN vs Teach on Mars

Be GUERLAIN and Teach on Mars are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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 Be GUERLAIN against 5.0 for Teach on Mars. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Be GUERLAIN ships an update every 2 months, Teach on Mars every 6 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Be GUERLAIN | Teach on Mars |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/be-guerlain/id1361159369/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/teach-on-mars/id1580854583/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 174 MB | 120 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Guerlain](https://appshunter.io/developer/426958901) | [Teach on Mars](https://appshunter.io/developer/674099907) |

## What reviewers say

### Be GUERLAIN

[App page](https://appshunter.io/ios/app/be-guerlain/id1361159369)

This app educates beauty consultants on brand history and products, fostering a global community of ambassadors. It offers personalized training, a comprehensive library, interactive activities, and an online product catalog to enhance knowledge and sales skills.

**Highlights:** Personalized training paths, Exhaustive training library, Interactive training activities, Online product catalogue, Community challenges and rewards, Brand history and product education

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

**In-app purchases:** none


### Teach on Mars

[App page](https://appshunter.io/ios/app/teach-on-mars/id1580854583)

Expand your daily knowledge with diverse content and personalized learning. Compete with friends, earn badges, and achieve expert status through certifications. Stay updated on digital learning trends via the news feed.

**Highlights:** Hundreds of content on various themes, Personalized profile and preferences, Challenge friends and colleagues, Collect badges and accumulate points, Reach top of leaderboards, Obtain certifications, Digital learning trends news feed

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Be GUERLAIN free?

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

### Is Teach on Mars free?

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

### Which has better reviews, Be GUERLAIN or Teach on Mars?

Be GUERLAIN and Teach on Mars are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Be GUERLAIN or Teach on Mars have ads?

Neither Be GUERLAIN nor Teach on Mars shows ads.

### Which is updated more often, Be GUERLAIN or Teach on Mars?

Be GUERLAIN ships an update every 2 months, and Teach on Mars every 6 weeks. Most recently, Be GUERLAIN was updated on November 2, 2026 and Teach on Mars on November 3, 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.*