# Keisuke vs MAS Library

The clearest difference is ads: MAS Library at none against Keisuke's shown. MAS Library also leads on update cadence (monthly vs every 3 months). Keisuke's advantage is iOS requirement (13.0 vs 17.0). On price, 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.

Keisuke ships an update every 3 months, MAS Library monthly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Keisuke | MAS Library |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 6.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 22 MB | 110 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Reginaa Pte. Ltd.](https://appshunter.io/developer/494403019) | [Monetary Authority of Singapore](https://appshunter.io/developer/1362976661) |

## What reviewers say

### Keisuke

[App page](https://appshunter.io/ios/app/keisuke/id1348154582)

Earn loyalty points by shopping and dining at participating locations. Access exclusive rewards and perks, and stay informed about the latest events and news from the brand.

**Highlights:** Earn K Points, Shop and dine at participating outlets, Explore loyalty rewards, Access exclusive perks, Stay updated on activities

**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 Keisuke free?

Keisuke 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 Keisuke or MAS Library have ads?

Keisuke shows ads; MAS Library does not.

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

Keisuke ships an update every 3 months, and MAS Library monthly. Most recently, Keisuke was updated on November 2, 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.*