# Blood test Records vs The OB Method

The clearest difference is device support: Blood test Records at 2 against The OB Method's —. The OB Method's advantage is iOS requirement (12.4 vs 17.0). On price 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.

## The numbers

| Metric | Blood test Records | The OB Method |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Every 5 weeks | — |
| Monetization | Ad-supported | — |
| Size | 43 MB | 15 MB |
| Requires iOS | 17.0 | **12.4** |
| Devices | **iPhone, iPad** | — |
| Age rating | 17+ | 4+ |
| Developer | [Yuta Kobayashi](https://appshunter.io/developer/1169055350) | [The OB Method LTD](https://appshunter.io/developer/1777979690) |

## What reviewers say

### Blood test Records

[App page](https://appshunter.io/ios/app/blood-test-records/id6450719426)

Easily record, manage, and visualize your health test results over time. Track changes in numerical values with chronological organization and clear graphing.

**Highlights:** Record health test results, Organize results chronologically, Graph numerical values, Track changes in results, Manage physical examination data

**Features:** Vision Pro support

**In-app purchases:** none


### The OB Method

[App page](https://appshunter.io/ios/app/the-ob-method/id6737797606)

**In-app purchases:** none


## Frequently asked questions

### Is Blood test Records free?

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

### Is The OB Method free?

The OB Method is free to download, with no in-app purchases.

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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.*