# Calculators vs Electrical Engineering Toolkit

The clearest difference is update cadence: Calculators at every 5 days against Electrical Engineering Toolkit's every 9 months. Calculators also leads on iOS requirement (8.2 vs 16.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Calculators sells 1 one-off in-app purchase and Electrical Engineering Toolkit sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Calculators ships an update every 5 days, Electrical Engineering Toolkit every 9 months. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Calculators | Electrical Engineering Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (11 ratings)](https://appshunter.io/ios/app/calculators-all-in-one/id986462079/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 months |
| Monetization | Free | — |
| Size | 16 MB | 12 MB |
| Requires iOS | **8.2** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tech Box d.o.o.](https://appshunter.io/developer/1485659098) | [Vladislav Zhirnov](https://appshunter.io/developer/1476188065) |

## What reviewers say

### Calculators

[App page](https://appshunter.io/ios/app/calculators-all-in-one/id986462079)

This app offers a comprehensive suite of calculators for various fields including math, science, finance, and engineering. It supports multiple calculation formats and provides visual data representation through charts and graphs. Available on iPhone, iPad, and Apple Watch.

**Highlights:** Math and science calculations, Conversions, Engineering and construction tools, Finance and investing calculators, Real estate calculations, Visual data graphing

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO All-In-1 | $0.99 | one-time |


### Electrical Engineering Toolkit

[App page](https://appshunter.io/ios/app/electrical-engineering-toolkit/id6474202026)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version / monthly | $0.99 | per month |
| Full version / year | $3.99 | per year |
| Support project, remove ADS | $5.99 | one-time |


## Frequently asked questions

### Is Calculators free?

Calculators is free to download, with in-app purchases available.

### Is Electrical Engineering Toolkit free?

Electrical Engineering Toolkit is free to download, with in-app purchases available.

### Do Calculators or Electrical Engineering Toolkit have ads?

Neither Calculators nor Electrical Engineering Toolkit shows ads.

### Which is updated more often, Calculators or Electrical Engineering Toolkit?

Calculators ships an update every 5 days, and Electrical Engineering Toolkit every 9 months. Most recently, Calculators was updated on October 5, 2026 and Electrical Engineering Toolkit on October 12, 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.*