# B vs Noudisan

The clearest difference is update cadence: B at every 5 months against Noudisan's every 12 months. Noudisan's advantage is iOS requirement (11.0 vs 15.0). 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.

B ships an update every 5 months, Noudisan every 12 months. The most recent releases landed on October 12, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | B | Noudisan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/b-donor/id1240112300/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 12 months |
| Monetization | Free | — |
| Size | 26 MB | 19 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TEQNEIA ICT](https://appshunter.io/developer/1240112299) | [BLOOD DONORS ASSOCIATION](https://appshunter.io/developer/1702358076) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-donor/id1240112300)

This app facilitates blood donation by connecting donors with requesters while prioritizing user privacy. It sends notifications for compatible blood group requests based on a saved location, allowing donors to contribute without direct contact. Users can even donate blood at a hospital without prior phone calls.

**Highlights:** Privacy-focused donor data, Location-based request notifications, Anonymous donor contact, Direct hospital donation option, Location services can be revoked post-signup

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

**In-app purchases:** none


### Noudisan

[App page](https://appshunter.io/ios/app/noudisan/id6461163672)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is B free?

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

### Is Noudisan free?

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

### Do B or Noudisan have ads?

Neither B nor Noudisan shows ads.

### Which is updated more often, B or Noudisan?

B ships an update every 5 months, and Noudisan every 12 months. Most recently, B was updated on October 12, 2026 and Noudisan on October 27, 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.*