# U vs Gravity Math

The clearest difference is price: U at Free against Gravity Math's $2.99. U also leads on update cadence (every 4 months vs every 7 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

U is free to download; Gravity Math costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

U ships an update every 4 months, Gravity Math every 7 months. Both last shipped on October 10, 2026.

## The numbers

| Metric | U | Gravity Math |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/u-quran/id544287653/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 93.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Free | — |
| Size | 26 MB | 17 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masud Khan](https://appshunter.io/developer/1074344789) | [Sergey Malugin](https://appshunter.io/developer/562782409) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-quran/id544287653)

Learn to understand the Arabic of the Quran with a streamlined, 3-step program. Focus on high-frequency words and essential grammar to translate phrases and verses quickly. Designed for English speakers seeking a direct connection to the Quran's original language.

**Highlights:** 3-step learning program, Focus on repeated Quranic words, Grouped words by common roots, Selective grammar rules, Immediate translation practice, 30-minute lesson structure

**Features:** macOS Compatibility

**In-app purchases:** none


### Gravity Math

[App page](https://appshunter.io/ios/app/gravity-math/id1453330374)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is U free?

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

### Is Gravity Math free?

Gravity Math costs $2.99, with no in-app purchases.

### Do U or Gravity Math have ads?

Neither U nor Gravity Math shows ads.

### Which is updated more often, U or Gravity Math?

U ships an update every 4 months, and Gravity Math every 7 months. Most recently, U was updated on October 10, 2026 and Gravity Math on October 10, 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.*