# RedbackINSTALL vs SYP Adelaide

The clearest difference is iOS requirement: RedbackINSTALL at 10.1 against SYP Adelaide's 17.6. 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.

RedbackINSTALL ships an update every 6 weeks, SYP Adelaide every 2 months. The most recent releases landed on October 4, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | RedbackINSTALL | SYP Adelaide |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 113 MB | 61 MB |
| Requires iOS | **10.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Redback Technologies](https://appshunter.io/developer/1070020850) | [Jacob Lund](https://appshunter.io/developer/1768991681) |

## What reviewers say

### RedbackINSTALL

[App page](https://appshunter.io/ios/app/redbackinstall/id1457916762)

**Features:** macOS Compatibility

**In-app purchases:** none


### SYP Adelaide

[App page](https://appshunter.io/ios/app/syp-adelaide/id6692627132)

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

**In-app purchases:** none


## Frequently asked questions

### Is RedbackINSTALL free?

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

### Is SYP Adelaide free?

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

### Do RedbackINSTALL or SYP Adelaide have ads?

Neither RedbackINSTALL nor SYP Adelaide shows ads.

### Which is updated more often, RedbackINSTALL or SYP Adelaide?

RedbackINSTALL ships an update every 6 weeks, and SYP Adelaide every 2 months. Most recently, RedbackINSTALL was updated on October 4, 2026 and SYP Adelaide on September 21, 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.*