# RT Helper vs NDT Wizard

RT Helper and NDT Wizard are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. RT Helper sells 4 in-app purchases, starting at $6.99 per month and NDT Wizard sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | RT Helper | NDT Wizard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 62 MB | 38 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Dzmitry Dubovik](https://appshunter.io/developer/1856006530) | [Lee Mentha](https://appshunter.io/developer/6798266625) |

## What reviewers say

### RT Helper

[App page](https://appshunter.io/ios/app/rt-helper/id6755742319)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RT Helper PRO – Monthly | $6.99 | per month |
| RT Helper PRO – 3 Months | $17.99 | per 3 months |
| RT Helper PRO – 6 Months | $29.99 | per 6 months |
| RT Helper PRO – Yearly | $49.99 | per year |


### NDT Wizard

[App page](https://appshunter.io/ios/app/ndt-wizard/id6798266623)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annual | $34.99 | per year |


## Frequently asked questions

### Is RT Helper free?

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

### Is NDT Wizard free?

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

### Do RT Helper or NDT Wizard have ads?

Neither RT Helper nor NDT Wizard shows ads.

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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.*