# Civil Engineering Calculators vs Uncertainty Calculator

The clearest difference is price: Uncertainty Calculator at $3.99 against Civil Engineering Calculators's $19.99. Uncertainty Calculator also leads on update cadence (every 3 months vs every 14 months). Civil Engineering Calculators's advantage is ratings volume (12 vs 1). On rating, ads, in-app purchases and monetization model there is nothing between them.

Civil Engineering Calculators costs $19.99 and Uncertainty Calculator $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Uncertainty Calculator holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Civil Engineering Calculators has 12 ratings behind it against 1, so its average is the more settled of the two.

Civil Engineering Calculators ships an update every 14 months, Uncertainty Calculator every 3 months. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Civil Engineering Calculators | Uncertainty Calculator |
| --- | --- | --- |
| Price | $19.99 | **$3.99** |
| Rating | [4.8 (12 ratings)](https://appshunter.io/ios/app/civil-engineering-calculators/id673068400/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uncertainty-calculator/id1170905440/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 months** |
| Monetization | Paid | Paid |
| Size | 39 MB | 1 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) | [Roman Volinsky](https://appshunter.io/developer/977951850) |

## What reviewers say

### Civil Engineering Calculators

[App page](https://appshunter.io/ios/app/civil-engineering-calculators/id673068400)

This comprehensive tool offers over 480 calculators and converters for civil engineering disciplines. It supports both Metric and Imperial units, covering structural, concrete, hydraulics, soil, and more. Designed for professionals and students, it provides an all-in-one solution for complex calculations.

**Highlights:** 484+ calculators and converters, SI and USCS unit support, Structural engineering tools, Concrete engineering calculations, Hydraulics and waterworks formulas, Soil and earthwork analysis, Unit conversion tools

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Civil Engineering Calculators free?

Civil Engineering Calculators costs $19.99, with no in-app purchases.

### Is Uncertainty Calculator free?

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

### Which has better reviews, Civil Engineering Calculators or Uncertainty Calculator?

Uncertainty Calculator is rated higher. Civil Engineering Calculators averages 4.8 out of 5 from 12 ratings, while Uncertainty Calculator averages 5.0 from 1 ratings.

### Do Civil Engineering Calculators or Uncertainty Calculator have ads?

Neither Civil Engineering Calculators nor Uncertainty Calculator shows ads.

### Which is updated more often, Civil Engineering Calculators or Uncertainty Calculator?

Civil Engineering Calculators ships an update every 14 months, and Uncertainty Calculator every 3 months. Most recently, Civil Engineering Calculators was updated on November 4, 2026 and Uncertainty Calculator on November 2, 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.*