# Smart Battery Guard vs Redback

The clearest difference is iOS requirement: Smart Battery Guard at 11.0 against Redback'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.

Smart Battery Guard ships an update fortnightly, Redback every 2 weeks. The most recent releases landed on September 13, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Smart Battery Guard | Redback |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 9 MB | 58 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [富强 代](https://appshunter.io/developer/1470062133) | [Redback Operations Pty Ltd](https://appshunter.io/developer/1070020850) |

## What reviewers say

### Smart Battery Guard

[App page](https://appshunter.io/ios/app/smart-battery-guard/id1584470331)

**Features:** macOS Compatibility

**In-app purchases:** none


### Redback

[App page](https://appshunter.io/ios/app/redback/id6746735870)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Battery Guard free?

Smart Battery Guard is free to download, with no in-app purchases.

### Is Redback free?

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

### Do Smart Battery Guard or Redback have ads?

Neither Smart Battery Guard nor Redback shows ads.

### Which is updated more often, Smart Battery Guard or Redback?

Smart Battery Guard ships an update fortnightly, and Redback every 2 weeks. Most recently, Smart Battery Guard was updated on September 13, 2026 and Redback on September 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.*