# Study Guide Pro vs Russian Keyboard .

The clearest difference is price: Russian Keyboard . at Free against Study Guide Pro's $2.99. Russian Keyboard . also leads on update cadence (monthly vs every 2 months). Study Guide Pro's advantage is rating (4.0 vs 1.0) and in-app purchases (none vs 1). On ratings volume, device support and iOS requirement there is nothing between them.

Russian Keyboard . is free to download; Study Guide Pro costs $2.99 up front. Russian Keyboard . sells 1 one-off in-app purchase. Study Guide Pro asks for nothing beyond the download.

Study Guide Pro holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Study Guide Pro ships an update every 2 months, Russian Keyboard . monthly. The most recent releases landed on September 10, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | Study Guide Pro | Russian Keyboard . |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/study-guide-pro/id916066498/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/russian-keyboard/id1607037996/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 34 MB |
| Requires iOS | 15.6 | **15** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pablo Arista](https://appshunter.io/developer/912273635) | [Jamil Hossain](https://appshunter.io/developer/1167119695) |

## What reviewers say

### Study Guide Pro

[App page](https://appshunter.io/ios/app/study-guide-pro/id916066498)

Create and review custom study guides for any subject. Organize questions and answers, randomize them for practice, and access your guides on your Apple Watch. Perfect for preparing for quizzes, tests, and certifications.

**Highlights:** Create custom study guides, Add questions and answers, Randomize question order, Create multiple guides, Edit existing entries, Apple Watch integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Russian Keyboard .

[App page](https://appshunter.io/ios/app/russian-keyboard/id1607037996)

This app provides a Russian keyboard with customizable themes, fonts, and voice typing capabilities. Easily switch between English and Russian input, and use the keyboard across all your iPhone applications.

**Highlights:** Russian and English keyboard switching, Voice typing (online), Customizable themes and background colors, Multiple font options, Use across all iPhone apps

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Study Guide Pro free?

Study Guide Pro costs $2.99, with no in-app purchases.

### Is Russian Keyboard . free?

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

### Which has better reviews, Study Guide Pro or Russian Keyboard .?

Study Guide Pro is rated higher. Study Guide Pro averages 4.0 out of 5 from 2 ratings, while Russian Keyboard . averages 1.0 from 2 ratings.

### Do Study Guide Pro or Russian Keyboard . have ads?

Russian Keyboard . shows ads; Study Guide Pro does not.

### Which is updated more often, Study Guide Pro or Russian Keyboard .?

Study Guide Pro ships an update every 2 months, and Russian Keyboard . monthly. Most recently, Study Guide Pro was updated on September 10, 2026 and Russian Keyboard . on June 3, 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.*