# Moblor vs CastleBird

The clearest difference is update cadence: Moblor at fortnightly against CastleBird's every 3 months. CastleBird's advantage is iOS requirement (15.0 vs 18.6). 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.

Moblor ships an update fortnightly, CastleBird every 3 months. The most recent releases landed on October 11, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Moblor | CastleBird |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/moblor/id964031454/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | — |
| Size | 23 MB | 93 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Moblor, Inc.](https://appshunter.io/developer/964031453) | [CastleBird](https://appshunter.io/developer/1689612442) |

## What reviewers say

### Moblor

[App page](https://appshunter.io/ios/app/moblor/id964031454)

A web browser optimized for running HTML5 web applications securely and efficiently. It offers enhanced performance, intuitive navigation, and cross-platform compatibility for developed web apps. Includes a cloud-based IDE for development and publishing.

**Highlights:** Optimized for HTML5 web apps, Enhanced performance and user experience, Innovative Touch Point navigation, Built-in security features, Cross-operating system support for web apps, Cloud IDE for development and publishing

**Features:** Vision Pro support

**In-app purchases:** none


### CastleBird

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Moblor free?

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

### Is CastleBird free?

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

### Do Moblor or CastleBird have ads?

Neither Moblor nor CastleBird shows ads.

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

Moblor ships an update fortnightly, and CastleBird every 3 months. Most recently, Moblor was updated on October 11, 2026 and CastleBird on October 17, 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.*