# CastleBird vs EDGE

The clearest difference is update cadence: EDGE at every 2 weeks against CastleBird's every 3 months. EDGE also leads on iOS requirement (13.0 vs 15.0). 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.

CastleBird ships an update every 3 months, EDGE every 2 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | CastleBird | EDGE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 93 MB | 27 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [CastleBird](https://appshunter.io/developer/1689612442) | [3N SOFT LIMITED](https://appshunter.io/developer/1683412202) |

## What reviewers say

### CastleBird

[App page](https://appshunter.io/ios/app/castlebird/id6449547159)

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

**In-app purchases:** none


### EDGE

[App page](https://appshunter.io/ios/app/edge-app/id6480346704)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CastleBird free?

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

### Is EDGE free?

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

### Do CastleBird or EDGE have ads?

Neither CastleBird nor EDGE shows ads.

### Which is updated more often, CastleBird or EDGE?

CastleBird ships an update every 3 months, and EDGE every 2 weeks. Most recently, CastleBird was updated on October 25, 2026 and EDGE on October 25, 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.*