# Hemocytometer Sidekick vs Device Protocol Studio

The clearest difference is update cadence: Device Protocol Studio at every 3 weeks against Hemocytometer Sidekick's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Hemocytometer Sidekick sells 5 one-off in-app purchases and Device Protocol Studio sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Hemocytometer Sidekick ships an update every 2 months, Device Protocol Studio every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Hemocytometer Sidekick | Device Protocol Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (29 ratings)](https://appshunter.io/ios/app/hemocytometer-sidekick/id1341492266/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 29 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Bauer](https://appshunter.io/developer/1341492265) | [HYOGEUN KIM](https://appshunter.io/developer/6807829185) |

## What reviewers say

### Hemocytometer Sidekick

[App page](https://appshunter.io/ios/app/hemocytometer-sidekick/id1341492266)

Streamline cell counting with a hemocytometer. This app automates calculations, offers eyes-free operation with large buttons and sound feedback, and saves your data for easy recording. It supports various chamber types and differential blood counts, making lab work more efficient.

**Highlights:** Automated cell counting, Eyes-free operation, Supports multiple chamber types, Differential blood counting, Data saving and email results, Adjustable chamber depth

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase | $4.99 | one-time |
| Purchase Version 2 | $4.99 | one-time |
| Purchase Version 3 | $4.99 | one-time |
| Purchase Version 4 | $4.99 | one-time |
| Purchase Version 5 | $4.99 | one-time |


### Device Protocol Studio

[App page](https://appshunter.io/ios/app/device-protocol-studio/id6807829183)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DPS Pro | $9.99 | one-time |


## Frequently asked questions

### Is Hemocytometer Sidekick free?

Hemocytometer Sidekick is free to download, with in-app purchases available.

### Is Device Protocol Studio free?

Device Protocol Studio is free to download, with in-app purchases available.

### Do Hemocytometer Sidekick or Device Protocol Studio have ads?

Neither Hemocytometer Sidekick nor Device Protocol Studio shows ads.

### Which is updated more often, Hemocytometer Sidekick or Device Protocol Studio?

Hemocytometer Sidekick ships an update every 2 months, and Device Protocol Studio every 3 weeks. Most recently, Hemocytometer Sidekick was updated on October 24, 2026 and Device Protocol Studio on October 25, 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.*