# Cat® GRADE Assistant vs 03connect

The clearest difference is update cadence: 03connect at every 6 days against Cat® GRADE Assistant's every 8 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.

Cat® GRADE Assistant ships an update every 8 months, 03connect every 6 days. Both last shipped on October 6, 2026.

## The numbers

| Metric | Cat® GRADE Assistant | 03connect |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 6 days** |
| Size | 38 MB | 10 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +4 | 17+ |
| Developer | [Caterpillar Inc.](https://appshunter.io/developer/571668770) | [MITSUFUJI CORPORATION](https://appshunter.io/developer/1400109009) |

## What reviewers say

### Cat® GRADE Assistant

[App page](https://appshunter.io/ios/app/cat-grade-assistant/id1604853064)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 03connect

[App page](https://appshunter.io/ios/app/03connect/id6769222610)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cat® GRADE Assistant free?

Cat® GRADE Assistant is free to download, with no in-app purchases.

### Is 03connect free?

03connect is free to download, with no in-app purchases.

### Do Cat® GRADE Assistant or 03connect have ads?

Neither Cat® GRADE Assistant nor 03connect shows ads.

### Which is updated more often, Cat® GRADE Assistant or 03connect?

Cat® GRADE Assistant ships an update every 8 months, and 03connect every 6 days. Most recently, Cat® GRADE Assistant was updated on October 6, 2026 and 03connect on October 6, 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.*