# HarbisonWalker Mobile Tools vs Alkegen

The clearest difference is update cadence: Alkegen at monthly against HarbisonWalker Mobile Tools's every 11 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.

HarbisonWalker Mobile Tools ships an update every 11 months, Alkegen monthly. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | HarbisonWalker Mobile Tools | Alkegen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/harbisonwalker-mobile-tools/id918657435/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Monthly** |
| Monetization | Free | — |
| Size | 11 MB | 27 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harbisonwalker International Holdings, Inc.](https://appshunter.io/developer/804111234) | [Alkegen](https://appshunter.io/developer/1852986091) |

## What reviewers say

### HarbisonWalker Mobile Tools

[App page](https://appshunter.io/ios/app/harbisonwalker-mobile-tools/id918657435)

This app helps users calculate water needed for refractory monolithic products. It also provides access to product safety data sheets and a locator for the nearest global sourcing center.

**Highlights:** Water Mix Calculator, Product Safety Data Sheets, Global Sourcing Center Locator, Refractory Monolithics Information

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

**In-app purchases:** none


### Alkegen

[App page](https://appshunter.io/ios/app/alkegen/id6755297055)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HarbisonWalker Mobile Tools free?

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

### Is Alkegen free?

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

### Do HarbisonWalker Mobile Tools or Alkegen have ads?

Neither HarbisonWalker Mobile Tools nor Alkegen shows ads.

### Which is updated more often, HarbisonWalker Mobile Tools or Alkegen?

HarbisonWalker Mobile Tools ships an update every 11 months, and Alkegen monthly. Most recently, HarbisonWalker Mobile Tools was updated on October 7, 2026 and Alkegen on September 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.*