# Retro Gallery vs 丁丁海鮮外送

The clearest difference is iOS requirement: Retro Gallery at 8.0 against 丁丁海鮮外送's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Retro Gallery ships an update every 5 weeks, 丁丁海鮮外送 every 3 weeks. The most recent releases landed on November 3, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Retro Gallery | 丁丁海鮮外送 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 67 MB | 168 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HopIN Digitech Co., Ltd.](https://appshunter.io/developer/1147023944) | [MICHAELDEVELOPMENTLIMITED](https://appshunter.io/developer/1460116627) |

## What reviewers say

### Retro Gallery

[App page](https://appshunter.io/ios/app/retro-gallery/id1268920688)

**Features:** Vision Pro support

**In-app purchases:** none


### 丁丁海鮮外送

[App page](https://appshunter.io/ios/app/id1460116628)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Retro Gallery free?

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

### Is 丁丁海鮮外送 free?

丁丁海鮮外送 is free to download, with no in-app purchases.

### Do Retro Gallery or 丁丁海鮮外送 have ads?

Neither Retro Gallery nor 丁丁海鮮外送 shows ads.

### Which is updated more often, Retro Gallery or 丁丁海鮮外送?

Retro Gallery ships an update every 5 weeks, and 丁丁海鮮外送 every 3 weeks. Most recently, Retro Gallery was updated on November 3, 2026 and 丁丁海鮮外送 on October 26, 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.*