# BTC Catalog vs Zahya EGY Operation

The clearest difference is update cadence: BTC Catalog at every 3 days against Zahya EGY Operation's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BTC Catalog ships an update every 3 days, Zahya EGY Operation every 6 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | BTC Catalog | Zahya EGY Operation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 weeks |
| Size | 2 MB | 70 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bullion Trading Center](https://appshunter.io/developer/1787775173) | [Egypt Gold](https://appshunter.io/developer/1840404677) |

## What reviewers say

### BTC Catalog

[App page](https://appshunter.io/ios/app/btc-catalog/id6753200820)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zahya EGY Operation

[App page](https://appshunter.io/ios/app/zahya-egy-operation/id6766233440)

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

**In-app purchases:** none


## Frequently asked questions

### Is BTC Catalog free?

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

### Is Zahya EGY Operation free?

Zahya EGY Operation is free to download, with no in-app purchases.

### Do BTC Catalog or Zahya EGY Operation have ads?

Neither BTC Catalog nor Zahya EGY Operation shows ads.

### Which is updated more often, BTC Catalog or Zahya EGY Operation?

BTC Catalog ships an update every 3 days, and Zahya EGY Operation every 6 weeks. Most recently, BTC Catalog was updated on October 30, 2026 and Zahya EGY Operation on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*