# Fusion Battery vs INTELLI

Fusion Battery and INTELLI are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fusion Battery ships an update every 11 days, INTELLI every 3 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Fusion Battery | INTELLI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Size | 4 MB | 36 MB |
| Requires iOS | 14.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Haidi Energy Tehcnogy Co., Ltd](https://appshunter.io/developer/1645467042) | [TBB Power Co., Ltd](https://appshunter.io/developer/1089239531) |

## What reviewers say

### Fusion Battery

[App page](https://appshunter.io/ios/app/fusion-battery/id6451328115)

**Features:** macOS Compatibility

**In-app purchases:** none


### INTELLI

[App page](https://appshunter.io/ios/app/intelli-grid-projecta-48v/id6755501733)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fusion Battery free?

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

### Is INTELLI free?

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

### Do Fusion Battery or INTELLI have ads?

Neither Fusion Battery nor INTELLI shows ads.

### Which is updated more often, Fusion Battery or INTELLI?

Fusion Battery ships an update every 11 days, and INTELLI every 3 weeks. Most recently, Fusion Battery was updated on October 27, 2026 and INTELLI 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.*