# 4PS Field Service vs Cartracker

The clearest difference is iOS requirement: 4PS Field Service at 15.0 against Cartracker's 17. 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.

4PS Field Service ships an update monthly, Cartracker every 3 weeks. The most recent releases landed on August 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 4PS Field Service | Cartracker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 45 MB | 86 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [4PS Development B.V.](https://appshunter.io/developer/1009267709) | [ulu bv](https://appshunter.io/developer/970341912) |

## What reviewers say

### 4PS Field Service

[App page](https://appshunter.io/ios/app/4ps-field-service/id1173821193)

This app streamlines service repairs and maintenance for field engineers. It allows for easy entry of hours, used items, extra costs, pictures, documents, and debrief texts, directly integrating with Dynamics NAV 4PS Construct for back-office processing.

**Highlights:** Execute service repairs and maintenance, Enter hours and used items, Record extra costs, Attach pictures and documents, Add debrief texts, Integrated with Dynamics NAV 4PS Construct

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

**In-app purchases:** none


### Cartracker

[App page](https://appshunter.io/ios/app/cartracker/id1410133495)

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

**In-app purchases:** none


## Frequently asked questions

### Is 4PS Field Service free?

4PS Field Service is free to download, with no in-app purchases.

### Is Cartracker free?

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

### Do 4PS Field Service or Cartracker have ads?

Neither 4PS Field Service nor Cartracker shows ads.

### Which is updated more often, 4PS Field Service or Cartracker?

4PS Field Service ships an update monthly, and Cartracker every 3 weeks. Most recently, 4PS Field Service was updated on August 21, 2026 and Cartracker on September 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.*