# Gulvira Ustaz vs 1Study

The clearest difference is in-app purchases: Gulvira Ustaz at none against 1Study's 1. Gulvira Ustaz also leads on iOS requirement (12.0 vs 17.0). 1Study's advantage is update cadence (every 9 days vs every 14 months). On price, ads and device support there is nothing between them.

Both are free to download. 1Study sells 1 one-off in-app purchase. Gulvira Ustaz asks for nothing beyond the download.

Gulvira Ustaz ships an update every 14 months, 1Study every 9 days. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Gulvira Ustaz | 1Study |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 9 days** |
| Size | 36 MB | 16 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ruslan Ilisbekov](https://appshunter.io/developer/1581051885) | [Sapar Jumabekov](https://appshunter.io/developer/1600335348) |

## What reviewers say

### Gulvira Ustaz

[App page](https://appshunter.io/ios/app/gulvira-ustaz/id6448411901)

**Features:** macOS Compatibility

**In-app purchases:** none


### 1Study

[App page](https://appshunter.io/ios/app/1study/id6738660263)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Базовый курс | $49.99 | one-time |


## Frequently asked questions

### Is Gulvira Ustaz free?

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

### Is 1Study free?

1Study is free to download, with in-app purchases available.

### Do Gulvira Ustaz or 1Study have ads?

Neither Gulvira Ustaz nor 1Study shows ads.

### Which is updated more often, Gulvira Ustaz or 1Study?

Gulvira Ustaz ships an update every 14 months, and 1Study every 9 days. Most recently, Gulvira Ustaz was updated on October 6, 2026 and 1Study on September 29, 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.*