# OperMain Tool vs Mon Service

The clearest difference is update cadence: Mon Service at every 8 days against OperMain Tool's monthly. OperMain Tool's advantage is iOS requirement (12.0 vs 14.0). 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.

OperMain Tool ships an update monthly, Mon Service every 8 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | OperMain Tool | Mon Service |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Size | 75 MB | 57 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen TBIT Technology Co., Ltd.](https://appshunter.io/developer/901283490) | [Bilguun Demberel](https://appshunter.io/developer/1678891308) |

## What reviewers say

### OperMain Tool

[App page](https://appshunter.io/ios/app/opermain-tool/id1572634245)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mon Service

[App page](https://appshunter.io/ios/app/mon-service/id6446750723)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OperMain Tool free?

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

### Is Mon Service free?

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

### Do OperMain Tool or Mon Service have ads?

Neither OperMain Tool nor Mon Service shows ads.

### Which is updated more often, OperMain Tool or Mon Service?

OperMain Tool ships an update monthly, and Mon Service every 8 days. Most recently, OperMain Tool was updated on October 27, 2026 and Mon Service on October 27, 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.*