# nOversight vs Zen Calculator

The clearest difference is device support: nOversight at 2 against Zen Calculator's —. Zen Calculator's advantage is iOS requirement (12.4 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. nOversight sells 3 in-app purchases, starting at $2.49 per year and Zen Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | nOversight | Zen Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (24 ratings)](https://appshunter.io/ios/app/noversight-wifi-analyzer/id1607838438/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 39.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 4 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 13 MB |
| Requires iOS | 17.0 | **12.4** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [Numerous Networks Limited](https://appshunter.io/developer/1496694588) | [Andrew Attard](https://appshunter.io/developer/1677333166) |

## What reviewers say

### nOversight

[App page](https://appshunter.io/ios/app/noversight-wifi-analyzer/id1607838438)

Visualize your Wi-Fi signal strength and performance in real-time as you move. Identify dead zones, interference, and network issues with AR and map views. Review historical data to pinpoint past problems.

**Highlights:** Live Wi-Fi signal view while walking, AR and map-based performance visualization, Recent connectivity history timeline, On-device data processing for privacy, Detailed technical Wi-Fi information, Identify connected access points

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Analyzer (Annual) | $2.49 | per year |
| Pro Analyzer (Monthly) | $3.99 | per month |
| Pro Analyzer (Annual) | $27.99 | per year |


### Zen Calculator

[App page](https://appshunter.io/ios/app/zen-calculator/id6462659226)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supporting the devs work | $0.99 | one-time |


## Frequently asked questions

### Is nOversight free?

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

### Is Zen Calculator free?

Zen Calculator is free to download, with in-app purchases available.

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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.*