# Bluewater Serve vs Pho Duy

The clearest difference is update cadence: Pho Duy at fortnightly against Bluewater Serve'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.

Bluewater Serve ships an update every 3 months, Pho Duy fortnightly. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Bluewater Serve | Pho Duy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 44 MB | 77 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Bluewater AB](https://appshunter.io/developer/1562091055) | [PHO DUY 9, INC.](https://appshunter.io/developer/6802298146) |

## What reviewers say

### Bluewater Serve

[App page](https://appshunter.io/ios/app/bluewater-serve/id6444337046)

**In-app purchases:** none


### Pho Duy

[App page](https://appshunter.io/ios/app/pho-duy/id6802298144)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bluewater Serve free?

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

### Is Pho Duy free?

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

### Do Bluewater Serve or Pho Duy have ads?

Neither Bluewater Serve nor Pho Duy shows ads.

### Which is updated more often, Bluewater Serve or Pho Duy?

Bluewater Serve ships an update every 3 months, and Pho Duy fortnightly. Most recently, Bluewater Serve was updated on October 13, 2026 and Pho Duy on October 4, 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.*