# SKEV40 vs MJ Trainer

The clearest difference is update cadence: SKEV40 at every 3 weeks against MJ Trainer's every 2 months. 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.

SKEV40 ships an update every 3 weeks, MJ Trainer every 2 months. The most recent releases landed on June 5, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | SKEV40 | MJ Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 22 MB | 13 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [深圳市南霸科技有限公司](https://appshunter.io/developer/1485708836) | [Dongguan Manjia Electronic Technology Co.,Ltd](https://appshunter.io/developer/1287542125) |

## What reviewers say

### SKEV40

[App page](https://appshunter.io/ios/app/skev40/id6462032362)

**Features:** macOS Compatibility

**In-app purchases:** none


### MJ Trainer

[App page](https://appshunter.io/ios/app/mj-trainer/id6463097802)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SKEV40 free?

SKEV40 is free to download, with no in-app purchases.

### Is MJ Trainer free?

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

### Do SKEV40 or MJ Trainer have ads?

Neither SKEV40 nor MJ Trainer shows ads.

### Which is updated more often, SKEV40 or MJ Trainer?

SKEV40 ships an update every 3 weeks, and MJ Trainer every 2 months. Most recently, SKEV40 was updated on June 5, 2026 and MJ Trainer on May 17, 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.*