# KOEL iGreen vs Qmanja WMS

The clearest difference is update cadence: Qmanja WMS at every 4 days against KOEL iGreen's monthly. Qmanja WMS also leads on iOS requirement (14.0.0 vs 18.0). 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.

KOEL iGreen ships an update monthly, Qmanja WMS every 4 days. Both last shipped on October 11, 2026.

## The numbers

| Metric | KOEL iGreen | Qmanja WMS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free | — |
| Size | 24 MB | 62 MB |
| Requires iOS | 18.0 | **14.0.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tor.ai Limited](https://appshunter.io/developer/1288507527) | [Qmanja Solutions Private Limited](https://appshunter.io/developer/1479542558) |

## What reviewers say

### KOEL iGreen

[App page](https://appshunter.io/ios/app/koel-igreen/id1481347446)

Monitor machine health, receive critical alarms, and manage preventive maintenance schedules. This app works with a 'Plug and Play' device that connects directly to your machine's harness for real-time data.

**Highlights:** Machine health performance monitoring, Machine alarms and trips alerts, Preventive maintenance scheduling, Plug and Play device integration, Real-time data monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### Qmanja WMS

[App page](https://appshunter.io/ios/app/qmanja-wms/id6754244596)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KOEL iGreen free?

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

### Is Qmanja WMS free?

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

### Do KOEL iGreen or Qmanja WMS have ads?

Neither KOEL iGreen nor Qmanja WMS shows ads.

### Which is updated more often, KOEL iGreen or Qmanja WMS?

KOEL iGreen ships an update monthly, and Qmanja WMS every 4 days. Most recently, KOEL iGreen was updated on October 11, 2026 and Qmanja WMS on October 11, 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.*