# Precision Vision vs ProcessWorxShield

The clearest difference is update cadence: ProcessWorxShield at every 6 weeks against Precision Vision's every 38 months. Precision Vision's advantage is iOS requirement (14.0 vs 16.0). 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.

Precision Vision ships an update every 38 months, ProcessWorxShield every 6 weeks. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Precision Vision | ProcessWorxShield |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 6 weeks** |
| Size | 62 MB | 64 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [锡敏 石](https://appshunter.io/developer/1015833793) | [ProcessWorx](https://appshunter.io/developer/1709903904) |

## What reviewers say

### Precision Vision

[App page](https://appshunter.io/ios/app/precision-vision/id1600026844)

**Features:** macOS Compatibility

**In-app purchases:** none


### ProcessWorxShield

[App page](https://appshunter.io/ios/app/processworxshield/id6468432535)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Precision Vision free?

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

### Is ProcessWorxShield free?

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

### Do Precision Vision or ProcessWorxShield have ads?

Neither Precision Vision nor ProcessWorxShield shows ads.

### Which is updated more often, Precision Vision or ProcessWorxShield?

Precision Vision ships an update every 38 months, and ProcessWorxShield every 6 weeks. Most recently, Precision Vision was updated on September 17, 2026 and ProcessWorxShield on September 23, 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.*