# ServiceLink Flex vs Cat® Spotters Guide

The clearest difference is update cadence: ServiceLink Flex at every 3 weeks against Cat® Spotters Guide's every 5 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.

ServiceLink Flex ships an update every 3 weeks, Cat® Spotters Guide every 5 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | ServiceLink Flex | Cat® Spotters Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (24 ratings)](https://appshunter.io/ios/app/servicelink-flex/id1469121716/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free | — |
| Size | 25 MB | 73 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BP Systematic Computer Services Corporation](https://appshunter.io/developer/1686184843) | [Caterpillar Inc.](https://appshunter.io/developer/571668770) |

## What reviewers say

### ServiceLink Flex

[App page](https://appshunter.io/ios/app/servicelink-flex/id1469121716)

This app empowers service technicians to work efficiently offline by digitizing work orders and job information. Technicians can update notes, capture data, and record readings directly at the equipment, syncing automatically when connectivity is restored. It streamlines field operations and improves communication between field and office teams.

**Highlights:** Offline work order management, Update notes and capture job information, Record SMU readings, Automatic data synchronization, Eliminates paperwork

**Features:** Vision Pro support

**In-app purchases:** none


### Cat® Spotters Guide

[App page](https://appshunter.io/ios/app/cat-spotters-guide/id1598449155)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ServiceLink Flex free?

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

### Is Cat® Spotters Guide free?

Cat® Spotters Guide is free to download, with no in-app purchases.

### Do ServiceLink Flex or Cat® Spotters Guide have ads?

Neither ServiceLink Flex nor Cat® Spotters Guide shows ads.

### Which is updated more often, ServiceLink Flex or Cat® Spotters Guide?

ServiceLink Flex ships an update every 3 weeks, and Cat® Spotters Guide every 5 months. Most recently, ServiceLink Flex was updated on October 24, 2026 and Cat® Spotters Guide on October 29, 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.*