# ES vs Cat® GRADE Assistant

The clearest difference is update cadence: ES at every 2 months against Cat® GRADE Assistant's every 8 months. Cat® GRADE Assistant's advantage is iOS requirement (14.0 vs 16.4). 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.

ES ships an update every 2 months, Cat® GRADE Assistant every 8 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ES | Cat® GRADE Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (33 ratings)](https://appshunter.io/ios/app/es-link/id1342372997/reviews)** | — |
| Number of ratings | **33** | — |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Free | — |
| Size | 182 MB | 38 MB |
| Requires iOS | 16.4 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [EQUIPMENTSHARE.COM INC](https://appshunter.io/developer/951368141) | [Caterpillar Inc.](https://appshunter.io/developer/571668770) |

## What reviewers say

### ES

[App page](https://appshunter.io/ios/app/es-link/id1342372997)

Streamline work order and rental management for fleet managers and service technicians. This app eliminates paperwork by providing real-time updates, task assignments, and communication tools, improving productivity and profitability.

**Highlights:** Track work orders, Communicate with technicians, Upload notes and images, Manage rental assets, View assigned tasks, Mark tasks as completed

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

**In-app purchases:** none


### Cat® GRADE Assistant

[App page](https://appshunter.io/ios/app/cat-grade-assistant/id1604853064)

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

**In-app purchases:** none


## Frequently asked questions

### Is ES free?

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

### Is Cat® GRADE Assistant free?

Cat® GRADE Assistant is free to download, with no in-app purchases.

### Do ES or Cat® GRADE Assistant have ads?

Neither ES nor Cat® GRADE Assistant shows ads.

### Which is updated more often, ES or Cat® GRADE Assistant?

ES ships an update every 2 months, and Cat® GRADE Assistant every 8 months. Most recently, ES was updated on November 11, 2026 and Cat® GRADE Assistant on November 7, 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.*