# Yeeflow vs CastleBird

The clearest difference is update cadence: Yeeflow at every 3 weeks against CastleBird's every 3 months. 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.

Yeeflow ships an update every 3 weeks, CastleBird every 3 months. The most recent releases landed on August 23, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Yeeflow | CastleBird |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/yeeflow/id1500732495/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 56 MB | 93 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [YEEFLOW SINGAPORE PTE. LTD.](https://appshunter.io/developer/1569802191) | [CastleBird](https://appshunter.io/developer/1689612442) |

## What reviewers say

### Yeeflow

[App page](https://appshunter.io/ios/app/yeeflow/id1500732495)

Build custom business applications visually without coding. Automate processes, track requests, and access data on the go. Ideal for IT, Operations, Finance, and HR departments.

**Highlights:** Visual drag-and-drop interface, Pre-built application templates, Mobile access to data and insights, Submit data and track progress, Input files and scan barcodes/QR codes, Business dashboards and metrics, Push notifications for tasks and updates

**Features:** macOS Compatibility, 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 Yeeflow free?

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

### Is CastleBird free?

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

### Do Yeeflow or CastleBird have ads?

Neither Yeeflow nor CastleBird shows ads.

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

Yeeflow ships an update every 3 weeks, and CastleBird every 3 months. Most recently, Yeeflow was updated on August 23, 2026 and CastleBird on September 13, 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.*