# BarMath vs bloodywork

The clearest difference is device support: BarMath at 3 against bloodywork's 1. BarMath also leads on iOS requirement (13.0 vs 17.0). 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.

BarMath ships an update every 3 months, bloodywork every 2 months. The most recent releases landed on September 22, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | BarMath | bloodywork |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 1 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tanya Landsman](https://appshunter.io/developer/647752035) | [System Operator LLC](https://appshunter.io/developer/1847669767) |

## What reviewers say

### BarMath

[App page](https://appshunter.io/ios/app/barmath/id6737529139)

**In-app purchases:** none


### bloodywork

[App page](https://appshunter.io/ios/app/bloodywork/id6757708871)

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

**In-app purchases:** none


## Frequently asked questions

### Is BarMath free?

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

### Is bloodywork free?

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

### Do BarMath or bloodywork have ads?

Neither BarMath nor bloodywork shows ads.

### Which is updated more often, BarMath or bloodywork?

BarMath ships an update every 3 months, and bloodywork every 2 months. Most recently, BarMath was updated on September 22, 2026 and bloodywork on September 18, 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.*