# Assure vs BatteryBox

The clearest difference is update cadence: Assure at fortnightly against BatteryBox's every 6 weeks. Assure also leads on iOS requirement (7.0 vs 13.0). 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.

Assure ships an update fortnightly, BatteryBox every 6 weeks. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Assure | BatteryBox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Size | 45 MB | 64 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WatchOvers Limited](https://appshunter.io/developer/1039634618) | [Partymaker s. r. o.](https://appshunter.io/developer/1690307669) |

## What reviewers say

### Assure

[App page](https://appshunter.io/ios/app/assure/id1213269170)

**Features:** macOS Compatibility

**In-app purchases:** none


### BatteryBox

[App page](https://appshunter.io/ios/app/batterybox/id6449728589)

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

**In-app purchases:** none


## Frequently asked questions

### Is Assure free?

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

### Is BatteryBox free?

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

### Do Assure or BatteryBox have ads?

Neither Assure nor BatteryBox shows ads.

### Which is updated more often, Assure or BatteryBox?

Assure ships an update fortnightly, and BatteryBox every 6 weeks. Most recently, Assure was updated on October 26, 2026 and BatteryBox on October 25, 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.*