# eDocDoors vs BTC Catalog

The clearest difference is update cadence: BTC Catalog at every 3 days against eDocDoors's every 16 months. BTC Catalog also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

eDocDoors ships an update every 16 months, BTC Catalog every 3 days. The most recent releases landed on October 16, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | eDocDoors | BTC Catalog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 16 months | **Every 3 days** |
| Size | 7 MB | 2 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [sameh basta](https://appshunter.io/developer/726985232) | [Bullion Trading Center](https://appshunter.io/developer/1787775173) |

## What reviewers say

### eDocDoors

[App page](https://appshunter.io/ios/app/edocdoors/id6457022841)

**In-app purchases:** none


### BTC Catalog

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eDocDoors free?

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

### Is BTC Catalog free?

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

### Which is updated more often, eDocDoors or BTC Catalog?

eDocDoors ships an update every 16 months, and BTC Catalog every 3 days. Most recently, eDocDoors was updated on October 16, 2026 and BTC Catalog on October 19, 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.*