# BYK Additive Guide vs Joule Work

The clearest difference is update cadence: Joule Work at every 8 days against BYK Additive Guide's every 4 months. Joule Work also leads on device support (4 vs 2). BYK Additive Guide's advantage is iOS requirement (16.6 vs 18.0). On price, 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.

BYK Additive Guide ships an update every 4 months, Joule Work every 8 days. The most recent releases landed on September 10, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | BYK Additive Guide | Joule Work |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (117 ratings)](https://appshunter.io/ios/app/joule-work/id1540195902/reviews)** |
| Number of ratings | — | **117** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | — | Free |
| Size | 15 MB | 432 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch, Vision Pro** |
| Age rating | 4+ | 17+ |
| Developer | [BYK-Chemie GmbH](https://appshunter.io/developer/423808350) | [SAP SE](https://appshunter.io/developer/391959547) |

## What reviewers say

### BYK Additive Guide

[App page](https://appshunter.io/ios/app/byk-additive-guide/id423808347)

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

**In-app purchases:** none


### Joule Work

[App page](https://appshunter.io/ios/app/joule-work/id1540195902)

Access critical business information, apps, and processes through a unified interface. Stay updated with notifications, manage tasks efficiently, and monitor key metrics on your Apple Watch. This app enhances productivity by providing timely access to business data and suggestions.

**Highlights:** Access important business apps, Manage approval tasks, View business insights, Intelligent app suggestions, Widgets for business monitoring, Apple Watch support, Search for apps

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is BYK Additive Guide free?

BYK Additive Guide is free to download, with no in-app purchases.

### Is Joule Work free?

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

### Do BYK Additive Guide or Joule Work have ads?

Neither BYK Additive Guide nor Joule Work shows ads.

### Which is updated more often, BYK Additive Guide or Joule Work?

BYK Additive Guide ships an update every 4 months, and Joule Work every 8 days. Most recently, BYK Additive Guide was updated on September 10, 2026 and Joule Work on September 27, 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.*