# RedbackINSTALL vs Voltello

The clearest difference is iOS requirement: RedbackINSTALL at 10.1 against Voltello's 13.0. 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, Voltello every 3 weeks. The most recent releases landed on September 17, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | RedbackINSTALL | Voltello |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 113 MB | 56 MB |
| Requires iOS | **10.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Redback Technologies](https://appshunter.io/developer/1070020850) | [Village Energy Operations Pty Ltd](https://appshunter.io/developer/1597230734) |

## What reviewers say

### RedbackINSTALL

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltello

[App page](https://appshunter.io/ios/app/voltello/id1645268242)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RedbackINSTALL free?

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

### Is Voltello free?

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

### Do RedbackINSTALL or Voltello have ads?

Neither RedbackINSTALL nor Voltello shows ads.

### Which is updated more often, RedbackINSTALL or Voltello?

RedbackINSTALL ships an update every 6 weeks, and Voltello every 3 weeks. Most recently, RedbackINSTALL was updated on September 17, 2026 and Voltello on May 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.*