# Rolex Advisor vs Calibre Project

The clearest difference is in-app purchases: Rolex Advisor at none against Calibre Project's 1. Calibre Project's advantage is device support (3 vs 1) and iOS requirement (15.2 vs 18.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Calibre Project sells 1 one-off in-app purchase. Rolex Advisor asks for nothing beyond the download.

Rolex Advisor ships an update every 3 weeks, Calibre Project every 6 weeks. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Rolex Advisor | Calibre Project |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (39 ratings)](https://appshunter.io/ios/app/rolex-advisor/id1541851733/reviews)** | — |
| Number of ratings | **39** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 87 MB | 102 MB |
| Requires iOS | 18.0 | **15.2** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ROLEX SA](https://appshunter.io/developer/468648823) | [Fraction AS](https://appshunter.io/developer/1780522341) |

## What reviewers say

### Rolex Advisor

[App page](https://appshunter.io/ios/app/rolex-advisor/id1541851733)

This app provides a comprehensive training program to learn about a luxury watch brand's history, watch collections, and customer service. It includes quizzes, news updates, and a detailed product catalog.

**Highlights:** Brand training program, Watch collection details, Customer service information, Knowledge quizzes, Latest brand news, Product catalog

**In-app purchases:** none


### Calibre Project

[App page](https://appshunter.io/ios/app/calibre-project/id6738384352)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calibre Learning Kit | $299.99 | one-time |


## Frequently asked questions

### Is Rolex Advisor free?

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

### Is Calibre Project free?

Calibre Project is free to download, with in-app purchases available.

### Do Rolex Advisor or Calibre Project have ads?

Neither Rolex Advisor nor Calibre Project shows ads.

### Which is updated more often, Rolex Advisor or Calibre Project?

Rolex Advisor ships an update every 3 weeks, and Calibre Project every 6 weeks. Most recently, Rolex Advisor was updated on October 2, 2026 and Calibre Project on October 9, 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.*