# MERITSUN vs Norlux Tool Kit

The clearest difference is update cadence: Norlux Tool Kit at every 3 weeks against MERITSUN's every 16 months. MERITSUN's advantage is iOS requirement (10.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MERITSUN ships an update every 16 months, Norlux Tool Kit every 3 weeks. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | MERITSUN | Norlux Tool Kit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 3 weeks** |
| Size | 7 MB | 34 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MeriTech Power Co., Ltd.](https://appshunter.io/developer/1429538040) | [Norlux AS](https://appshunter.io/developer/1722889063) |

## What reviewers say

### MERITSUN

[App page](https://appshunter.io/ios/app/meritsun/id1429538041)

**In-app purchases:** none


### Norlux Tool Kit

[App page](https://appshunter.io/ios/app/norlux-tool-kit/id6742397662)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MERITSUN free?

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

### Is Norlux Tool Kit free?

Norlux Tool Kit is free to download, with no in-app purchases.

### Do MERITSUN or Norlux Tool Kit have ads?

Neither MERITSUN nor Norlux Tool Kit shows ads.

### Which is updated more often, MERITSUN or Norlux Tool Kit?

MERITSUN ships an update every 16 months, and Norlux Tool Kit every 3 weeks. Most recently, MERITSUN was updated on October 26, 2026 and Norlux Tool Kit on October 28, 2026.

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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.*