# doCheck vs VIGGO ROBOT

doCheck and VIGGO ROBOT are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

doCheck ships an update monthly, VIGGO ROBOT every 3 weeks. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | doCheck | VIGGO ROBOT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 3 MB | 27 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Suzhou Teknect Co.,Ltd.](https://appshunter.io/developer/1239165278) | [北京智行者科技股份有限公司](https://appshunter.io/developer/1765493970) |

## What reviewers say

### doCheck

[App page](https://appshunter.io/ios/app/docheck/id1239165279)

**Features:** macOS Compatibility

**In-app purchases:** none


### VIGGO ROBOT

[App page](https://appshunter.io/ios/app/viggo-robot/id6670250686)

**In-app purchases:** none


## Frequently asked questions

### Is doCheck free?

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

### Is VIGGO ROBOT free?

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

### Do doCheck or VIGGO ROBOT have ads?

Neither doCheck nor VIGGO ROBOT shows ads.

### Which is updated more often, doCheck or VIGGO ROBOT?

doCheck ships an update monthly, and VIGGO ROBOT every 3 weeks. Most recently, doCheck was updated on October 5, 2026 and VIGGO ROBOT on October 15, 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.*