# WaterTool — Mechanical Calculation Tool

> Mechanical Calculation Tool (iPhone/iPad app by Chai Kunnasit.)

- Source: https://appshunter.io/ios/app/watertool/id6455259867 (this page in markdown: same URL + `.md`)
- Developer: [Chai Kunnasit](https://appshunter.io/developer/666607479)
- Category: Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 11.0 · 56 MB
- Released: 2023-08-13
- Data updated: 2026-02-23
- User reviews in markdown: https://appshunter.io/ios/app/watertool/id6455259867/reviews.md

## What is WaterTool?

Water Tool has been developed as a multi mechanical engineering application designed to assist Engineers, Designers, Consultants and Trades people wherever their workplace may be.
Terms of Use (EULA):
https://ajcengineeringapps.wixsite.com/watertoolbox

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Premium-1Year | $2.99 | per year |
| Premium-3Months | $0.99 | per 3 months |
| Premium6Months | $1.99 | per 6 months |
| Premium-1 Month | $0.49 | per month |



## Version history (last 2 releases)

### 1.1 — 2024-11-02

Fixed Back Button

### 1.0 — 2023-08-13

No release notes.

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## More apps by Chai Kunnasit

- [ModbusV](https://appshunter.io/ios/app/modbusv/id666607476)
- [MSCADAView](https://appshunter.io/ios/app/mscadaview/id1021584307)
- [CablePinouts](https://appshunter.io/ios/app/cablepinouts/id1114288368)

All apps by Chai Kunnasit: https://appshunter.io/developer/666607479

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-02-23.*