# Lamons ISOTORQUE vs Vaetrix Hydro App

The clearest difference is review sentiment: Lamons ISOTORQUE at 100% against Vaetrix Hydro App's 0%. Lamons ISOTORQUE also leads on rating (5.0 vs 4.0) and iOS requirement (12.0 vs 14.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Lamons ISOTORQUE holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 100% of Lamons ISOTORQUE's written reviews are positive against 0% of Vaetrix Hydro App's.

Lamons ISOTORQUE ships an update every 3 months, Vaetrix Hydro App every 5 months. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Lamons ISOTORQUE | Vaetrix Hydro App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lamons-isotorque/id1501638460/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/vaetrix-hydro-app/id1593529241/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 46 MB | 7 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LGC US Asset Holdings, LLC](https://appshunter.io/developer/1499678722) | [JM Test Systems Inc.](https://appshunter.io/developer/1477078443) |

## What reviewers say

### Lamons ISOTORQUE

[App page](https://appshunter.io/ios/app/lamons-isotorque/id1501638460)

This app calculates torque values for specific gasket brands, considering various sizes, pressure classes, and pipe specifications. It also provides installation instructions for flange isolation kits and modular seals, along with a suggested testing procedure.

**Highlights:** Torque calculation for gasket brands, Customizable friction factor, Flange isolation kit installation instructions, Modular seal installation guide, Suggested isolation test procedure, Distributor locator, Field issue reporting

**Features:** macOS Compatibility

**In-app purchases:** none


### Vaetrix Hydro App

[App page](https://appshunter.io/ios/app/vaetrix-hydro-app/id1593529241)

Monitor pipeline pressure in real-time with live readings, min/max values, and customizable alarms. View trending graphs and store permanent data records. Easily share reports in PDF format for efficient field distribution and compliance.

**Highlights:** Live pressure monitoring, Min/Max pressure tracking, Customizable pressure alarms, Live trending graph, Data storage and PDF export, Field data distribution

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

**In-app purchases:** none


## Frequently asked questions

### Is Lamons ISOTORQUE free?

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

### Is Vaetrix Hydro App free?

Vaetrix Hydro App is free to download, with no in-app purchases.

### Which has better reviews, Lamons ISOTORQUE or Vaetrix Hydro App?

Lamons ISOTORQUE is rated higher. Lamons ISOTORQUE averages 5.0 out of 5 from 3 ratings, while Vaetrix Hydro App averages 4.0 from 2 ratings.

### Do Lamons ISOTORQUE or Vaetrix Hydro App have ads?

Neither Lamons ISOTORQUE nor Vaetrix Hydro App shows ads.

### Which is updated more often, Lamons ISOTORQUE or Vaetrix Hydro App?

Lamons ISOTORQUE ships an update every 3 months, and Vaetrix Hydro App every 5 months. Most recently, Lamons ISOTORQUE was updated on October 8, 2026 and Vaetrix Hydro App on October 9, 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.*