# 7gnuPrimeL∞R vs ReadableCalc

The clearest difference is price: ReadableCalc at Free against 7gnuPrimeL∞R's $0.99. ReadableCalc also leads on iOS requirement (12.0 vs 14.2). On update cadence, ads, in-app purchases and device support there is nothing between them.

ReadableCalc is free to download; 7gnuPrimeL∞R costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 7gnuPrimeL∞R | ReadableCalc |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 3 MB | 28 MB |
| Requires iOS | 14.2 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masaru Sasaki](https://appshunter.io/developer/1542765863) | [YONAGARE LAB](https://appshunter.io/developer/1810986554) |

## What reviewers say

### 7gnuPrimeL∞R

[App page](https://appshunter.io/ios/app/7gnuprimelr/id1596916975)

**Features:** macOS Compatibility

**In-app purchases:** none


### ReadableCalc

[App page](https://appshunter.io/ios/app/readablecalc/id6747457253)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 7gnuPrimeL∞R free?

7gnuPrimeL∞R costs $0.99, with no in-app purchases.

### Is ReadableCalc free?

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

### Do 7gnuPrimeL∞R or ReadableCalc have ads?

Neither 7gnuPrimeL∞R nor ReadableCalc shows ads.

### Which is updated more often, 7gnuPrimeL∞R or ReadableCalc?

7gnuPrimeL∞R ships an update weekly, and ReadableCalc weekly. Most recently, 7gnuPrimeL∞R was updated on November 3, 2026 and ReadableCalc on October 25, 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.*