# LinkRay Discovery Tool vs NRG CHARGE +

LinkRay Discovery Tool and NRG CHARGE + 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. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | LinkRay Discovery Tool | NRG CHARGE + |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 20 MB | 51 MB |
| Requires iOS | 14.0 | **13** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Versinetic Limited](https://appshunter.io/developer/1781282412) | [NRG CHARGE LTD](https://appshunter.io/developer/1835874010) |

## What reviewers say

### LinkRay Discovery Tool

[App page](https://appshunter.io/ios/app/linkray-discovery-tool/id6738584589)

**Features:** macOS Compatibility

**In-app purchases:** none


### NRG CHARGE +

[App page](https://appshunter.io/ios/app/nrg-charge-plus/id6754332911)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LinkRay Discovery Tool free?

LinkRay Discovery Tool is free to download, with no in-app purchases.

### Is NRG CHARGE + free?

NRG CHARGE + is free to download, with no in-app purchases.

### Do LinkRay Discovery Tool or NRG CHARGE + have ads?

Neither LinkRay Discovery Tool nor NRG CHARGE + 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.*