# Bolster Research Study vs NeuroLogger Pro

The clearest difference is iOS requirement: Bolster Research Study at 13.0 against NeuroLogger Pro's 16.6. 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Bolster Research Study | NeuroLogger Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 40 MB | 34 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Benjamin Buck](https://appshunter.io/developer/1649651898) | [NeuroUX Inc.](https://appshunter.io/developer/1753268863) |

## What reviewers say

### Bolster Research Study

[App page](https://appshunter.io/ios/app/bolster-research-study/id6446148642)

**In-app purchases:** none


### NeuroLogger Pro

[App page](https://appshunter.io/ios/app/neurologger-pro/id6747767525)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bolster Research Study free?

Bolster Research Study is free to download, with no in-app purchases.

### Is NeuroLogger Pro free?

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

### Do Bolster Research Study or NeuroLogger Pro have ads?

Neither Bolster Research Study nor NeuroLogger Pro shows ads.

### Which is updated more often, Bolster Research Study or NeuroLogger Pro?

Bolster Research Study ships an update every 3 months, and NeuroLogger Pro every 3 months. Most recently, Bolster Research Study was updated on October 27, 2026 and NeuroLogger Pro on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*