# iBatt vs TMG Defender Lite

The clearest difference is update cadence: iBatt at every 3 months against TMG Defender Lite's every 13 months. 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.

iBatt ships an update every 3 months, TMG Defender Lite every 13 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | iBatt | TMG Defender Lite |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 13 months |
| Monetization | — | Free |
| Size | 81 MB | 27 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reduce Carbon Energy Develop Co.,Ltd.](https://appshunter.io/developer/1053234606) | [Kuan-Ming Chen](https://appshunter.io/developer/1446825357) |

## What reviewers say

### iBatt

[App page](https://appshunter.io/ios/app/ibatt/id1032594507)

**In-app purchases:** none


### TMG Defender Lite

[App page](https://appshunter.io/ios/app/tmg-defender-lite/id1446825358)

This utility app helps users update the software for TMG products. It ensures your devices are running the latest firmware for optimal performance and security.

**Highlights:** Software updates, TMG product support, Firmware management, Device compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iBatt free?

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

### Is TMG Defender Lite free?

TMG Defender Lite is free to download, with no in-app purchases.

### Do iBatt or TMG Defender Lite have ads?

Neither iBatt nor TMG Defender Lite shows ads.

### Which is updated more often, iBatt or TMG Defender Lite?

iBatt ships an update every 3 months, and TMG Defender Lite every 13 months. Most recently, iBatt was updated on November 2, 2026 and TMG Defender Lite on November 2, 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.*