# OlfaPure vs MAS Library

The clearest difference is update cadence: MAS Library at monthly against OlfaPure's every 3 months. OlfaPure's advantage is iOS requirement (14.1 vs 17.0). On price, ads, 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.

OlfaPure ships an update every 3 months, MAS Library monthly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OlfaPure | MAS Library |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 22 MB | 110 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [INHALIO, INC.](https://appshunter.io/developer/1520197688) | [Monetary Authority of Singapore](https://appshunter.io/developer/1362976661) |

## What reviewers say

### OlfaPure

[App page](https://appshunter.io/ios/app/olfapure/id1627246532)

**Features:** macOS Compatibility

**In-app purchases:** none


### MAS Library

[App page](https://appshunter.io/ios/app/mas-library/id6797544695)

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

**In-app purchases:** none


## Frequently asked questions

### Is OlfaPure free?

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

### Is MAS Library free?

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

### Do OlfaPure or MAS Library have ads?

Neither OlfaPure nor MAS Library shows ads.

### Which is updated more often, OlfaPure or MAS Library?

OlfaPure ships an update every 3 months, and MAS Library monthly. Most recently, OlfaPure was updated on November 3, 2026 and MAS Library on October 31, 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.*