# Write Cyrillic Alphabet vs Study Harbors

The clearest difference is update cadence: Study Harbors at fortnightly against Write Cyrillic Alphabet's every 6 weeks. Study Harbors also leads on price ($2.99 vs $3.99). Write Cyrillic Alphabet's advantage is iOS requirement (15.1 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Write Cyrillic Alphabet costs $3.99 and Study Harbors $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Write Cyrillic Alphabet ships an update every 6 weeks, Study Harbors fortnightly. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Write Cyrillic Alphabet | Study Harbors |
| --- | --- | --- |
| Price | $3.99 | **$2.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 42 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jelmer van Nuss](https://appshunter.io/developer/1880809991) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### Write Cyrillic Alphabet

[App page](https://appshunter.io/ios/app/write-cyrillic-alphabet/id6759831236)

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

**In-app purchases:** none


### Study Harbors

[App page](https://appshunter.io/ios/app/study-harbors/id6770024866)

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

**In-app purchases:** none


## Frequently asked questions

### Is Write Cyrillic Alphabet free?

Write Cyrillic Alphabet costs $3.99, with no in-app purchases.

### Is Study Harbors free?

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

### Do Write Cyrillic Alphabet or Study Harbors have ads?

Neither Write Cyrillic Alphabet nor Study Harbors shows ads.

### Which is updated more often, Write Cyrillic Alphabet or Study Harbors?

Write Cyrillic Alphabet ships an update every 6 weeks, and Study Harbors fortnightly. Most recently, Write Cyrillic Alphabet was updated on October 12, 2026 and Study Harbors on October 7, 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.*