# Blood Meter vs Blood Reference

The clearest difference is in-app purchases: Blood Meter at none against Blood Reference's 3. Blood Meter also leads on iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Blood Reference sells 3 one-off in-app purchases. Blood Meter asks for nothing beyond the download.

## The numbers

| Metric | Blood Meter | Blood Reference |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Size | 31 MB | 71 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Yaser Moursi](https://appshunter.io/developer/1448627148) | [Fawad Yahya (fanguyz.com)](https://appshunter.io/developer/468039932) |

## What reviewers say

### Blood Meter

[App page](https://appshunter.io/ios/app/blood-meter/id1519615744)

**Features:** macOS Compatibility

**In-app purchases:** none


### Blood Reference

[App page](https://appshunter.io/ios/app/blood-reference/id6759988363)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| 5 AI Credits | $1.99 | one-time |
| 10 AI Credits | $2.99 | one-time |


## Frequently asked questions

### Is Blood Meter free?

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

### Is Blood Reference free?

Blood Reference is free to download, with in-app purchases available.

### Do Blood Meter or Blood Reference have ads?

Neither Blood Meter nor Blood Reference shows ads.

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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.*