# Keenculator vs Mura

The clearest difference is price: Keenculator at Free against Mura's $1.99. Keenculator also leads on iOS requirement (12.0 vs 16.4). Mura's advantage is in-app purchases (none vs 4) and ads (none vs shown). On device support there is nothing between them.

Keenculator is free to download; Mura costs $1.99 up front. Keenculator sells 4 in-app purchases, starting at $2.99 per month. Mura asks for nothing beyond the download.

Keenculator ships an update every 2 months, Mura monthly. The most recent releases landed on October 26, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Keenculator | Mura |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Size | 58 MB | 26 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Egor Dovzhenko](https://appshunter.io/developer/782733100) | [Maxim Tvilinev](https://appshunter.io/developer/1084707409) |

## What reviewers say

### Keenculator

[App page](https://appshunter.io/ios/app/keenculator/id1437684875)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro-подписка на 1 месяц | $2.99 | per month |
| Pro-подписка на 6 месяцев | $14.99 | per 6 months |
| Pro-подписка на 1 год | $25.49 | per year |
| Pro версия | $1.99 | one-time |


### Mura

[App page](https://appshunter.io/ios/app/mura/id6463863877)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Keenculator free?

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

### Is Mura free?

Mura costs $1.99, with no in-app purchases.

### Do Keenculator or Mura have ads?

Keenculator shows ads; Mura does not.

### Which is updated more often, Keenculator or Mura?

Keenculator ships an update every 2 months, and Mura monthly. Most recently, Keenculator was updated on October 26, 2026 and Mura on November 2, 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.*