# Engineering Calculator vs Aklımda

The clearest difference is price: Aklımda at Free against Engineering Calculator's $0.99. Engineering Calculator's advantage is in-app purchases (none vs 2) and chart position (#197 vs unranked). On update cadence, ads, device support and iOS requirement there is nothing between them.

Aklımda is free to download; Engineering Calculator costs $0.99 up front. Aklımda sells 2 in-app purchases, starting at $1.99 per month. Engineering Calculator asks for nothing beyond the download.

Engineering Calculator ships an update every 2 days, Aklımda daily. The most recent releases landed on September 16, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Engineering Calculator | Aklımda |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | **Daily** |
| Best chart rank | **#197** | — |
| Size | 21 MB | 38 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yasin Demir](https://appshunter.io/developer/1838444361) | [Yigithan Erkmen](https://appshunter.io/developer/1895945007) |

## What reviewers say

### Engineering Calculator

[App page](https://appshunter.io/ios/app/engineering-calculator/id6761010498)

**Currently charting:** #197 Top Paid · Productivity (US App Store)

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

**In-app purchases:** none


### Aklımda

[App page](https://appshunter.io/ios/app/aklmda/id6764873974)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aklımda Premium Monthly | $1.99 | per month |
| Aklımda Premium Yıllık | $9.99 | per year |


## Frequently asked questions

### Is Engineering Calculator free?

Engineering Calculator costs $0.99, with no in-app purchases.

### Is Aklımda free?

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

### Do Engineering Calculator or Aklımda have ads?

Neither Engineering Calculator nor Aklımda shows ads.

### Which is updated more often, Engineering Calculator or Aklımda?

Engineering Calculator ships an update every 2 days, and Aklımda daily. Most recently, Engineering Calculator was updated on September 16, 2026 and Aklımda on September 14, 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.*