# NHS31xx Therapy Adherence vs bitseio

The clearest difference is update cadence: bitseio at every 3 months against NHS31xx Therapy Adherence's every 18 months. 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.

NHS31xx Therapy Adherence ships an update every 18 months, bitseio every 3 months. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | NHS31xx Therapy Adherence | bitseio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 3 months** |
| Size | 43 MB | 9 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NXP Semiconductors](https://appshunter.io/developer/383827086) | [Tapwow, Llc](https://appshunter.io/developer/1475161787) |

## What reviewers say

### NHS31xx Therapy Adherence

[App page](https://appshunter.io/ios/app/nhs31xx-therapy-adherence/id1534326792)

**Features:** macOS Compatibility

**In-app purchases:** none


### bitseio

[App page](https://appshunter.io/ios/app/bitseio/id1663275916)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NHS31xx Therapy Adherence free?

NHS31xx Therapy Adherence is free to download, with no in-app purchases.

### Is bitseio free?

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

### Do NHS31xx Therapy Adherence or bitseio have ads?

Neither NHS31xx Therapy Adherence nor bitseio shows ads.

### Which is updated more often, NHS31xx Therapy Adherence or bitseio?

NHS31xx Therapy Adherence ships an update every 18 months, and bitseio every 3 months. Most recently, NHS31xx Therapy Adherence was updated on October 11, 2026 and bitseio on October 1, 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.*