# NTP Clock vs Nielsen Engage

The clearest difference is device support: Nielsen Engage at 2 against NTP Clock's —. On price, in-app purchases and iOS requirement 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 | NTP Clock | Nielsen Engage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/nielsen-engage/id6751777235/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Free |
| Size | 9 MB | 49 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Arturo Hernandez](https://appshunter.io/developer/1464213040) | [The Nielsen Company](https://appshunter.io/developer/583873246) |

## What reviewers say

### NTP Clock

[App page](https://appshunter.io/ios/app/ntp-clock/id6444739663)

**In-app purchases:** none


### Nielsen Engage

[App page](https://appshunter.io/ios/app/nielsen-engage/id6751777235)

This app is exclusively for Nielsen study participants invited by Nielsen. It allows users to track their participation, view rewards, and access study information. It requires valid login credentials provided by Nielsen to function.

**Highlights:** Track participation, View rewards, Access study information, Contact Nielsen, Update-to-date information

**In-app purchases:** none


## Frequently asked questions

### Is NTP Clock free?

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

### Is Nielsen Engage free?

Nielsen Engage 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.*