# Engineering Calculator vs Teknik360

The clearest difference is price: Teknik360 at Free against Engineering Calculator's $0.99. Engineering Calculator's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Teknik360 is free to download; Engineering Calculator costs $0.99 up front. Teknik360 sells 3 in-app purchases, starting at $0.99 per month. Engineering Calculator asks for nothing beyond the download.

Engineering Calculator ships an update every 2 days, Teknik360 every 10 days. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Engineering Calculator | Teknik360 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 10 days |
| Size | 21 MB | 95 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yasin Demir](https://appshunter.io/developer/1838444361) | [UCLER CIFTCI](https://appshunter.io/developer/6788516337) |

## What reviewers say

### Engineering Calculator

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

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

**In-app purchases:** none


### Teknik360

[App page](https://appshunter.io/ios/app/teknik360/id6788516335)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AYLIK PRO | $0.99 | per month |
| 3 AYLIK PRO | $1.99 | per 3 months |
| 6 AYLIK PRO | $2.99 | per 6 months |


## Frequently asked questions

### Is Engineering Calculator free?

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

### Is Teknik360 free?

Teknik360 is free to download, with in-app purchases available.

### Do Engineering Calculator or Teknik360 have ads?

Teknik360 shows ads; Engineering Calculator does not.

### Which is updated more often, Engineering Calculator or Teknik360?

Engineering Calculator ships an update every 2 days, and Teknik360 every 10 days. Most recently, Engineering Calculator was updated on October 3, 2026 and Teknik360 on October 16, 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.*