# Field2BIM vs CMaster

The clearest difference is iOS requirement: CMaster at 9.0 against Field2BIM's 16.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Field2BIM | CMaster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 37 MB | 82 MB |
| Requires iOS | 16.1 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HOCHTIEF ViCon GmbH](https://appshunter.io/developer/553433944) | [Sichuan Changhong Network Technologies Co., Ltd.](https://appshunter.io/developer/1510669126) |

## What reviewers say

### Field2BIM

[App page](https://appshunter.io/ios/app/field2bim/id1472972018)

**Features:** macOS Compatibility

**In-app purchases:** none


### CMaster

[App page](https://appshunter.io/ios/app/cmaster/id1510669127)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Field2BIM free?

Field2BIM is free to download, with no in-app purchases.

### Is CMaster free?

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

### Do Field2BIM or CMaster have ads?

Neither Field2BIM nor CMaster shows ads.

### Which is updated more often, Field2BIM or CMaster?

Field2BIM ships an update every 2 months, and CMaster every 2 months. Most recently, Field2BIM was updated on November 3, 2026 and CMaster on November 3, 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.*