# Programming Calculator vs Unit Converter

The clearest difference is in-app purchases: Programming Calculator at none against Unit Converter's 3. Programming Calculator also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Unit Converter sells 3 in-app purchases, starting at $0.99 per 7 days. Programming Calculator asks for nothing beyond the download.

Programming Calculator ships an update every 4 weeks, Unit Converter monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Programming Calculator | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (48 ratings)](https://appshunter.io/ios/app/programming-calculator/id1481845623/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free | — |
| Size | 7 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mikhail Razin](https://appshunter.io/developer/1460485493) | [DIJITAL PILOT REKLAM SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1881304693) |

## What reviewers say

### Programming Calculator

[App page](https://appshunter.io/ios/app/programming-calculator/id1481845623)

This utility app allows users to instantly convert numbers between bases 2 and 30, perform calculations, and get accurate results. It features a developer-friendly interface with real-time updates and dark mode support.

**Highlights:** Base conversion (2-30), Developer-friendly calculations, Real-time value updates, Intuitive one-hand interface, Dark mode support, Supports multiple number systems

**Features:** macOS Compatibility

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-measure/id6813023553)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Haftalık Premium | $0.99 | per 7 days |
| Aylık Premium | $0.99 | per month |
| Yıllık Premium | $5.99 | per year |


## Frequently asked questions

### Is Programming Calculator free?

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

### Is Unit Converter free?

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

### Do Programming Calculator or Unit Converter have ads?

Neither Programming Calculator nor Unit Converter shows ads.

### Which is updated more often, Programming Calculator or Unit Converter?

Programming Calculator ships an update every 4 weeks, and Unit Converter monthly. Most recently, Programming Calculator was updated on October 24, 2026 and Unit Converter on October 24, 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.*