# Chimege Keyboard vs OperMain Tool

The clearest difference is update cadence: Chimege Keyboard at fortnightly against OperMain Tool's monthly. 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.

Chimege Keyboard ships an update fortnightly, OperMain Tool monthly. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Chimege Keyboard | OperMain Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (27 ratings)](https://appshunter.io/ios/app/chimege-keyboard/id1521445021/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 36 MB | 75 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bolorsoft LLC](https://appshunter.io/developer/1501686059) | [Shenzhen TBIT Technology Co., Ltd.](https://appshunter.io/developer/901283490) |

## What reviewers say

### Chimege Keyboard

[App page](https://appshunter.io/ios/app/chimege-keyboard/id1521445021)

This free utility provides Mongolian voice typing with a 97% word accuracy rate. It also includes a Mongolian spell checker and supports English, Buryat, and Kalmyk keymaps.

**Highlights:** Mongolian voice typing, Mongolian spell checker, 97% word accuracy, English, Buryat, Kalmyk keymaps, Free to use

**In-app purchases:** none


### OperMain Tool

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chimege Keyboard free?

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

### Is OperMain Tool free?

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

### Do Chimege Keyboard or OperMain Tool have ads?

Neither Chimege Keyboard nor OperMain Tool shows ads.

### Which is updated more often, Chimege Keyboard or OperMain Tool?

Chimege Keyboard ships an update fortnightly, and OperMain Tool monthly. Most recently, Chimege Keyboard was updated on October 24, 2026 and OperMain Tool on October 4, 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.*