# Bloomberg B vs Mouse Scale Light

The clearest difference is in-app purchases: Bloomberg B at none against Mouse Scale Light's 1. Mouse Scale Light's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mouse Scale Light sells 1 in-app purchase, starting at $1.00 per month. Bloomberg B asks for nothing beyond the download.

Bloomberg B ships an update every 2 months, Mouse Scale Light every 2 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Bloomberg B | Mouse Scale Light |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (89 ratings)](https://appshunter.io/ios/app/bloomberg-b-unit/id1344778873/reviews)** | — |
| Number of ratings | **89** | — |
| Positive reviews | 88.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 52 MB |
| Requires iOS | 15.2 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bloomberg Finance LP](https://appshunter.io/developer/281941100) | [Mouse Scale LLC](https://appshunter.io/developer/1802518093) |

## What reviewers say

### Bloomberg B

[App page](https://appshunter.io/ios/app/bloomberg-b-unit/id1344778873)

This app provides a secure and convenient method for Bloomberg Anywhere users to authenticate to the Bloomberg Terminal and BLOOMBERG PROFESSIONAL app. It allows for quick logins by scanning a QR code and verifying identity with device biometrics.

**Highlights:** Secure authentication, Convenient login, QR code scanning, Biometric verification, Bloomberg Terminal access, BLOOMBERG PROFESSIONAL app access

**In-app purchases:** none


### Mouse Scale Light

[App page](https://appshunter.io/ios/app/mouse-scale-light/id6785281104)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mouse Scale Light Monthly | $1.00 | per month |


## Frequently asked questions

### Is Bloomberg B free?

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

### Is Mouse Scale Light free?

Mouse Scale Light is free to download, with in-app purchases available.

### Do Bloomberg B or Mouse Scale Light have ads?

Neither Bloomberg B nor Mouse Scale Light shows ads.

### Which is updated more often, Bloomberg B or Mouse Scale Light?

Bloomberg B ships an update every 2 months, and Mouse Scale Light every 2 weeks. Most recently, Bloomberg B was updated on October 14, 2026 and Mouse Scale Light on October 8, 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.*