# HarbisonWalker Mobile Tools vs AmGuru

The clearest difference is update cadence: AmGuru at every 4 months against HarbisonWalker Mobile Tools's every 10 months. HarbisonWalker Mobile Tools's advantage is iOS requirement (11.0 vs 13.4). On price, ads, in-app purchases and monetization model 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 10 months, AmGuru every 4 months. The most recent releases landed on July 31, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | HarbisonWalker Mobile Tools | AmGuru |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/harbisonwalker-mobile-tools/id918657435/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 31 MB | 58 MB |
| Requires iOS | **11.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harbisonwalker International Holdings, Inc.](https://appshunter.io/developer/804111234) | [Firstventure Corporation Private Limited](https://appshunter.io/developer/1227215544) |

## 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

**In-app purchases:** none


### AmGuru

[App page](https://appshunter.io/ios/app/amguru/id1508386420)

This mobile learning platform keeps users updated on notifications, courses, and assessments. It requires an active login ID for access. Developed by Firstventure Corporation Pvt Ltd in Mumbai, India.

**Highlights:** Notifications, Courses, Assessments, Mobile learning, Login required

**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 AmGuru free?

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

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

Neither HarbisonWalker Mobile Tools nor AmGuru shows ads.

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

HarbisonWalker Mobile Tools ships an update every 10 months, and AmGuru every 4 months. Most recently, HarbisonWalker Mobile Tools was updated on July 31, 2026 and AmGuru on September 16, 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.*