# Responders vs BioAllan

The clearest difference is update cadence: BioAllan at every 5 weeks against Responders's every 3 months. Responders's advantage is iOS requirement (11.0 vs 15.6). 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.

Responders ships an update every 3 months, BioAllan every 5 weeks. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Responders | BioAllan |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 104 MB | 146 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Association Le Bon Samaritain](https://appshunter.io/developer/1687795617) | [BIOALLAN](https://appshunter.io/developer/1464526334) |

## What reviewers say

### Responders

[App page](https://appshunter.io/ios/app/responders/id932320326)

**Features:** Vision Pro support

**In-app purchases:** none


### BioAllan

[App page](https://appshunter.io/ios/app/bioallan/id1077394882)

This medical app assists healthcare professionals like nurses and doctors in performing sample collection. It provides a comprehensive directory of medical analyses with detailed descriptions and technical sheets on best practices. Users require login credentials from their laboratory to access its features.

**Highlights:** Medical analysis directory, Detailed analysis descriptions, Technical sheets for collection practices, Laboratory information access, User-friendly interface

**In-app purchases:** none


## Frequently asked questions

### Is Responders free?

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

### Is BioAllan free?

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

### Do Responders or BioAllan have ads?

Neither Responders nor BioAllan shows ads.

### Which is updated more often, Responders or BioAllan?

Responders ships an update every 3 months, and BioAllan every 5 weeks. Most recently, Responders was updated on October 14, 2026 and BioAllan on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*