# MAX vs TBB Battery

The clearest difference is update cadence: TBB Battery at every 2 months against MAX's every 27 months. MAX's advantage is iOS requirement (9.0 vs 11.0). 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.

MAX ships an update every 27 months, TBB Battery every 2 months. The most recent releases landed on September 11, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | MAX | TBB Battery |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 2 months** |
| Size | 5 MB | 45 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sunroad Equipment](https://appshunter.io/developer/1729757949) | [TBB Power Co., Ltd](https://appshunter.io/developer/1089239531) |

## What reviewers say

### MAX

[App page](https://appshunter.io/ios/app/max-e-by-eza/id1436825315)

**Features:** macOS Compatibility

**In-app purchases:** none


### TBB Battery

[App page](https://appshunter.io/ios/app/tbb-battery/id6475022851)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MAX free?

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

### Is TBB Battery free?

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

### Do MAX or TBB Battery have ads?

Neither MAX nor TBB Battery shows ads.

### Which is updated more often, MAX or TBB Battery?

MAX ships an update every 27 months, and TBB Battery every 2 months. Most recently, MAX was updated on September 11, 2026 and TBB Battery 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.*