# Uncertainty Calculator vs educa

The clearest difference is price: educa at Free against Uncertainty Calculator's $3.99. educa also leads on update cadence (monthly vs every 3 months) and iOS requirement (12.1 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

educa 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, educa monthly. The most recent releases landed on September 14, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | Uncertainty Calculator | educa |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uncertainty-calculator/id1170905440/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 179 MB |
| Requires iOS | 17.0 | **12.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roman Volinsky](https://appshunter.io/developer/977951850) | [Digital Learning GmbH](https://appshunter.io/developer/919469681) |

## 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


### educa

[App page](https://appshunter.io/ios/app/educa/id1556919716)

This digital toolkit offers comprehensive management and learning tools for educational institutions. It facilitates communication, task management, and virtual collaboration with a focus on accessibility and data privacy.

**Highlights:** Accessible design (WCAG21, Section508), GDPR-compliant data privacy, Group management for learning cohorts, Newsfeed for announcements and polls, Integrated scheduling and calendar sync, Video conferencing (BigBlueButton), Paperless assignment creation and grading

**Features:** macOS Compatibility, 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 educa free?

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

### Do Uncertainty Calculator or educa have ads?

Neither Uncertainty Calculator nor educa shows ads.

### Which is updated more often, Uncertainty Calculator or educa?

Uncertainty Calculator ships an update every 3 months, and educa monthly. Most recently, Uncertainty Calculator was updated on September 14, 2026 and educa on September 1, 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.*