# Letterfox vs Bilgi Çemberi

The clearest difference is in-app purchases: Letterfox at none against Bilgi Çemberi's 5. Bilgi Çemberi's advantage is update cadence (every 5 days vs every 102 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Bilgi Çemberi sells 5 in-app purchases, starting at $0.99 per month. Letterfox asks for nothing beyond the download.

Letterfox ships an update every 102 months, Bilgi Çemberi every 5 days. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Letterfox | Bilgi Çemberi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 102 months | **Every 5 days** |
| Size | 30 MB | 15 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ARDEVTEK YAZILIM](https://appshunter.io/developer/447935952) | [Volkan Aknci](https://appshunter.io/developer/6819056135) |

## What reviewers say

### Letterfox

[App page](https://appshunter.io/ios/app/letterfox-missing-letters/id1388852615)

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

**In-app purchases:** none


### Bilgi Çemberi

[App page](https://appshunter.io/ios/app/bilgi-cemberi/id6820237458)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |
| 250 Altın | $0.99 | one-time |
| 800 Altın | $0.99 | one-time |
| Premium | $1.99 | one-time |
| 2000 Altın | $2.99 | one-time |


## Frequently asked questions

### Is Letterfox free?

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

### Is Bilgi Çemberi free?

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

### Do Letterfox or Bilgi Çemberi have ads?

Both Letterfox and Bilgi Çemberi show ads.

### Which is updated more often, Letterfox or Bilgi Çemberi?

Letterfox ships an update every 102 months, and Bilgi Çemberi every 5 days. Most recently, Letterfox was updated on November 2, 2026 and Bilgi Çemberi on November 6, 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.*