# HemaCollect vs Flex

The clearest difference is iOS requirement: HemaCollect at 15.1 against Flex's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HemaCollect ships an update every 2 weeks, Flex every 8 days. The most recent releases landed on September 28, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | HemaCollect | Flex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Size | 29 MB | 49 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [InVita Healthcare Technologies](https://appshunter.io/developer/1559051546) | [FlexSante](https://appshunter.io/developer/1798915339) |

## What reviewers say

### HemaCollect

[App page](https://appshunter.io/ios/app/hemacollect/id1659854342)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flex

[App page](https://appshunter.io/ios/app/flex-professional/id6742541555)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HemaCollect free?

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

### Is Flex free?

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

### Do HemaCollect or Flex have ads?

Neither HemaCollect nor Flex shows ads.

### Which is updated more often, HemaCollect or Flex?

HemaCollect ships an update every 2 weeks, and Flex every 8 days. Most recently, HemaCollect was updated on September 28, 2026 and Flex on September 29, 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.*