# Chesterton Connect vs PdMA Mobile

Chesterton Connect and PdMA Mobile 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.

Chesterton Connect ships an update every 2 months, PdMA Mobile every 6 weeks. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Chesterton Connect | PdMA Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/chesterton-connect/id1483067357/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 23 MB | 19 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [A.W. Chesterton Company](https://appshunter.io/developer/948643824) | [PdMA Corporation](https://appshunter.io/developer/1753116349) |

## What reviewers say

### Chesterton Connect

[App page](https://appshunter.io/ios/app/chesterton-connect/id1483067357)

This system allows for the safe and convenient monitoring of industrial equipment and processes. It collects and displays operating condition data, providing insights into performance.

**Highlights:** Data acquisition system, Process monitoring, Equipment condition monitoring, Safe operation, Convenient data access

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

**In-app purchases:** none


### PdMA Mobile

[App page](https://appshunter.io/ios/app/pdma-mobile/id6740095785)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chesterton Connect free?

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

### Is PdMA Mobile free?

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

### Do Chesterton Connect or PdMA Mobile have ads?

Neither Chesterton Connect nor PdMA Mobile shows ads.

### Which is updated more often, Chesterton Connect or PdMA Mobile?

Chesterton Connect ships an update every 2 months, and PdMA Mobile every 6 weeks. Most recently, Chesterton Connect was updated on October 7, 2026 and PdMA Mobile on October 5, 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.*