# Boiling — The Water Boiling Point

> Calculates water boiling point based on altitude and air pressure. (iPhone/iPad app by Piet Jonas.)

- Source: https://appshunter.io/ios/app/boiling/id460067537 (this page in markdown: same URL + `.md`)
- Developer: [Piet Jonas](https://appshunter.io/developer/288060167)
- Category: Reference, Education
- Price: $0.99
- Rating: 1.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 15.6 · 5 MB
- Languages: American English
- Released: 2011-08-31
- Data updated: 2026-06-24
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/boiling/id460067537/reviews.md

## What is Boiling?

Calculate the boiling temperature of water and the air pressure for your current elevation on earth or any other altitude. Use it in school, education, physics classes or for boiling eggs on higher altitudes.

Features:
- Read your current altitude from GPS
- Get your current altitude from ASTER (NASA) if GPS is not available
- Read the current pressure from the device barometer (if available)
- Use the GeoNames database to search for the altitude of any location
- Change the altitude manually
- switch between metric and imperial units
- support for iPad Multitasking (Split view, ...)

## Key features

- Calculate boiling temperature by altitude
- Determine air pressure for current elevation
- Utilize GPS for altitude readings
- Access ASTER (NASA) data for altitude
- Read pressure from device barometer
- Search GeoNames database for location altitude
- Manual altitude adjustment
- Metric and imperial unit switching


## Frequently asked questions about Boiling

### What is the price of Boiling?

Boiling is a paid app, costing $0.99. This one-time purchase grants you access to all its features for calculating water boiling points and air pressure based on altitude.

### Does Boiling have ads?

No, Boiling is ad-free. You can use the app without any interruptions from advertisements, ensuring a clean and focused user experience.

### What devices does Boiling support?

Boiling is available on iPhone, iPad, and iPod touch. It also supports iPad Multitasking features like Split View.

### How often is Boiling updated?

Boiling was last updated on August 18, 2025, with version 1.1.3. This indicates ongoing support and potential for future improvements and bug fixes.

### What is the age rating for Boiling?

Boiling has an age rating of 4+. This means it is considered suitable for children aged 4 and above, with no mature content.

### How does Boiling determine altitude?

Boiling can read your current altitude from GPS. If GPS is unavailable, it can use ASTER (NASA) data. You can also manually set the altitude or search for any location's altitude using the GeoNames database.

### Can Boiling measure air pressure?

Yes, Boiling can read the current air pressure from your device's barometer, if available. This data is used in conjunction with altitude to accurately calculate the water boiling point.

### What is the user rating for Boiling?

Boiling has a rating of 1.0 stars from 1 rating. This single rating suggests limited user feedback is currently available.

## Version history (last 5 releases)

### 1.1.3 — 2025-08-18

- bug fixed

### 1.1.2 — 2022-06-02

- bug fixed

### 1.1.1 — 2019-04-12

- support for iPhone X
- ASTER database and location search fixed

### 1.1.0 — 2016-03-14

- read from the local pressure sensor (if available)
- select predefined altitudes
- support for iPad Multitasking (Split view, ...) and the iPad Pro
- support for iPhone 6 and 6+
- bug fixes

### 1.0.3 — 2014-01-31

- missing location search and Aster/NASA data fixed
- enhanced for iOS7

## More apps by Piet Jonas

- [Game Counter](https://appshunter.io/ios/app/game-counter/id288060164)
- [Workout](https://appshunter.io/ios/app/workout/id288240647)
- [Compass](https://appshunter.io/ios/app/compass/id288420566)
- [Contact Find](https://appshunter.io/ios/app/contact-find/id290153951)
- [Thesaurus App](https://appshunter.io/ios/app/thesaurus-app/id291362860)
- [Baseball Games](https://appshunter.io/ios/app/baseball-games/id291533429)

All apps by Piet Jonas: https://appshunter.io/developer/288060167

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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 2026-06-24.*