# Thermistor Tool

> A thermistor calculator supporting Beta and Steinhart-Hart models for temperature-resistance conversions. (iPhone/iPad app by Siu Yuen Ho.)

- Source: https://appshunter.io/ios/app/thermistor-tool/id1641042330 (this page in markdown: same URL + `.md`)
- Developer: [Siu Yuen Ho](https://appshunter.io/developer/814088527)
- Category: Education, Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 3 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 3 MB
- Languages: English, French, German, Italian, Portuguese, Russian, Chinese, Spanish, Chinese
- Released: 2022-08-26
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/thermistor-tool/id1641042330/reviews.md

## What is Thermistor Tool?

This app is a calculator for thermistors. It is suitable for hobbyist, students or engineers.

Features
• support β model
• support Steinhart–Hart model
• conversion between temperature and resistance
• show temperature-resistance graph

All trade names mentioned in this app or the other documentation provided by this app are trademarks or registered trademarks of their respective holder. This app is not related or affiliated in any way these companies.

## Key features

- Beta model support
- Steinhart-Hart model support
- Temperature to resistance conversion
- Resistance to temperature conversion
- Temperature-resistance graph visualization

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Unlock Pro feature | $1.99 | one-time |



## Frequently asked questions about Thermistor Tool

### What thermistor models does Thermistor Tool support?

Thermistor Tool supports both the Beta model and the Steinhart-Hart model for thermistor calculations. This allows for versatile use across different types of thermistors.

### Can Thermistor Tool convert between temperature and resistance?

Yes, Thermistor Tool can perform conversions in both directions, allowing you to input a temperature and get the corresponding resistance, or vice versa. This is a core feature for analyzing thermistor behavior.

### Does Thermistor Tool offer any graphical representations?

Yes, Thermistor Tool includes a feature to display a temperature-resistance graph. This visualization helps users understand the relationship between temperature and resistance for their thermistor.

### What devices is Thermistor Tool available on?

Thermistor Tool is available for iPhone and iPad devices. It is designed to work on Apple's mobile operating systems.

### How often is Thermistor Tool updated?

The latest version of Thermistor Tool is 1.0.10, and it was last updated on March 26, 2024. This indicates a recent update, suggesting ongoing support.

### What is the age rating for Thermistor Tool?

Thermistor Tool has an age rating of 4+. This means it is suitable for users aged 4 and above, indicating no mature content.

### Is Thermistor Tool free to use?

Yes, Thermistor Tool is available for free. There are no upfront costs to download or use the basic calculator functionalities.

### Does Thermistor Tool have ads?

No, Thermistor Tool does not contain advertisements. As a free application, it provides an ad-free experience for its users.

## Version history (last 3 releases)

### 1.0.10 — 2024-03-26

Fix minor bugs

### 1.0.05 — 2022-08-28

Fix minor bugs

### 1.0.01 — 2022-08-26

No release notes.

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## More apps by Siu Yuen Ho

- [Easy Ohm's Law](https://appshunter.io/ios/app/easy-ohms-law/id814088524)
- [RC Circuit Pro](https://appshunter.io/ios/app/rc-circuit-pro/id824145786)
- [RC Circuit](https://appshunter.io/ios/app/rc-circuit/id824460716)
- [Resistor Tools Pro](https://appshunter.io/ios/app/resistor-tools-pro/id825620924)
- [Resistor Tools](https://appshunter.io/ios/app/resistor-tools/id826045228)
- [Timer 555 Calculator Pro](https://appshunter.io/ios/app/timer-555-calculator-pro/id833443125)

All apps by Siu Yuen Ho: https://appshunter.io/developer/814088527

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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 2026-06-04.*