# MOSC vs Librairies

The clearest difference is in-app purchases: Librairies at none against MOSC's 1. Librairies also leads on iOS requirement (10.0 vs 15.0). MOSC's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. MOSC sells 1 in-app purchase, starting at $6.49 per 3 months. Librairies asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | MOSC | Librairies |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mosc-price-tracker/id1529600359/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 69 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mathieu Guffens](https://appshunter.io/developer/1529600361) | [OnTheBeach.dev](https://appshunter.io/developer/1710890006) |

## What reviewers say

### MOSC

[App page](https://appshunter.io/ios/app/mosc-price-tracker/id1529600359)

This app tracks the price history of items, helping you determine if the current price is a good deal. It notifies you in real-time when prices drop, preventing overspending and avoiding fake promotions.

**Highlights:** Price history charts, Real-time price drop notifications, Universal cart, Compare prices and online stores, Active coupons and deals, Track price changes

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription for 3 months | $6.49 | per 3 months |


### Librairies

[App page](https://appshunter.io/ios/app/librairies/id1538637827)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MOSC free?

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

### Is Librairies free?

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

### Do MOSC or Librairies have ads?

Librairies shows ads; MOSC does not.

### Which is updated more often, MOSC or Librairies?

MOSC ships an update every 5 days, and Librairies every 5 days. Most recently, MOSC was updated on October 24, 2026 and Librairies on October 18, 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.*