# Uncertainty Calculator vs RMIT app

The clearest difference is price: RMIT app at Free against Uncertainty Calculator's $3.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

RMIT app is free to download; Uncertainty Calculator costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Uncertainty Calculator ships an update every 3 months, RMIT app every 2 months. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Uncertainty Calculator | RMIT app |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uncertainty-calculator/id1170905440/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 22.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 71 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Roman Volinsky](https://appshunter.io/developer/977951850) | [RMIT University](https://appshunter.io/developer/536460071) |

## What reviewers say

### Uncertainty Calculator

[App page](https://appshunter.io/ios/app/uncertainty-calculator/id1170905440)

This app allows users to perform error propagation calculations for mathematical expressions involving uncertain variables. It supports absolute and relative error inputs, various functions, and trigonometric calculations in degrees or radians. The tool helps ensure accurate reporting of results based on estimated errors.

**Highlights:** Error propagation calculations, Absolute and relative error input, Support for mathematical functions, Trigonometric calculations (degrees/radians), Variable combination in expressions, Significant figure guidance

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

**In-app purchases:** none


### RMIT app

[App page](https://appshunter.io/ios/app/rmit-app/id1584926663)

Access essential student resources and services in one place. Find course content, grades, timetables, important dates, and campus information. Get help in emergencies and discover student life options.

**Highlights:** Canvas access for course content, grades, and inbox, Personalized class timetable, Important academic dates, Student life and services information, Emergency assistance via SafeZone, Campus navigation and information

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

**In-app purchases:** none


## Frequently asked questions

### Is Uncertainty Calculator free?

Uncertainty Calculator costs $3.99, with no in-app purchases.

### Is RMIT app free?

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

### Do Uncertainty Calculator or RMIT app have ads?

Neither Uncertainty Calculator nor RMIT app shows ads.

### Which is updated more often, Uncertainty Calculator or RMIT app?

Uncertainty Calculator ships an update every 3 months, and RMIT app every 2 months. Most recently, Uncertainty Calculator was updated on October 18, 2026 and RMIT app on October 8, 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.*