# Чувашская клавиатура Pro vs djvu

The clearest difference is price: djvu at Free against Чувашская клавиатура Pro's $2.99. djvu also leads on update cadence (every 9 days vs every 17 months) and review sentiment (100% vs 75%). Чувашская клавиатура Pro's advantage is in-app purchases (none vs 2) and iOS requirement (12.4 vs 14.0). On ads and device support there is nothing between them.

djvu is free to download; Чувашская клавиатура Pro costs $2.99 up front. djvu sells 2 in-app purchases, starting at $0.99 per month. Чувашская клавиатура Pro asks for nothing beyond the download.

Чувашская клавиатура Pro ships an update every 17 months, djvu every 9 days. The most recent releases landed on September 28, 2026 and July 3, 2026 respectively.

## The numbers

| Metric | Чувашская клавиатура Pro | djvu |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/djvu-reader/id6761322320/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 9 days** |
| Monetization | Paid | **Free** |
| Size | 19 MB | 4 MB |
| Requires iOS | **12.4** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Alisa Potapova](https://appshunter.io/developer/666897984) | [Jiajia Yan](https://appshunter.io/developer/1294538420) |

## What reviewers say

### Чувашская клавиатура Pro

[App page](https://appshunter.io/ios/app/pro/id1507398564)

This keyboard app offers a fast and convenient way to type in Chuvash with multiple layout options. It integrates seamlessly with your system and mimics the look and feel of the iOS keyboard, supporting custom layouts and emoji.

**Highlights:** System integration for all apps, Fast key press response, iOS system keyboard appearance, Seven selectable layouts, Customizable layout creation, Built-in emoji and number keyboards, CapsLock and auto-capitalization

**Features:** macOS Compatibility

**In-app purchases:** none


### djvu

[App page](https://appshunter.io/ios/app/djvu-reader/id6761322320)

This app allows you to read large scanned books and documents smoothly. It supports multiple formats including DjVu, ePub, and PDF, with features like smart text extraction, bookmarks, and zoom.

**Highlights:** Multi-format reading (DjVu, ePub, PDF), Smart text extraction (OCR support), Bookmark management, Pinch-to-zoom and double-tap zoom, Dual-page view, Table of contents navigation, Reading progress saving, Dark mode

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pay Me a Coffee | $0.99 | per month |
| Pay Me a Cappuccino | $2.99 | per month |


## Frequently asked questions

### Is Чувашская клавиатура Pro free?

Чувашская клавиатура Pro costs $2.99, with no in-app purchases.

### Is djvu free?

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

### Do Чувашская клавиатура Pro or djvu have ads?

Neither Чувашская клавиатура Pro nor djvu shows ads.

### Which is updated more often, Чувашская клавиатура Pro or djvu?

Чувашская клавиатура Pro ships an update every 17 months, and djvu every 9 days. Most recently, Чувашская клавиатура Pro was updated on September 28, 2026 and djvu on July 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.*