# HAIDI vs Fusion Pro

The clearest difference is update cadence: Fusion Pro at every 3 weeks against HAIDI's every 32 months. Fusion Pro also leads on iOS requirement (12.0 vs 14.0). 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.

HAIDI ships an update every 32 months, Fusion Pro every 3 weeks. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | HAIDI | Fusion Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 11 MB | 43 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [SHENZHEN SMARTEC TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1190436409) | [Super Start Batteries Pty Ltd](https://appshunter.io/developer/1712255491) |

## What reviewers say

### HAIDI

[App page](https://appshunter.io/ios/app/haidi/id1528654656)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fusion Pro

[App page](https://appshunter.io/ios/app/fusion-pro/id6469588613)

Monitor and manage lithium battery packs via Bluetooth connection. View battery status, identify abnormal units for replacement, and set protection parameters with password security. Receive fault alarms and track battery issues.

**Highlights:** Bluetooth battery connection, Real-time battery status query, Abnormal battery identification, Battery protection parameter setting, Password protection for parameters, Battery fault alarm monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HAIDI free?

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

### Is Fusion Pro free?

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

### Do HAIDI or Fusion Pro have ads?

Neither HAIDI nor Fusion Pro shows ads.

### Which is updated more often, HAIDI or Fusion Pro?

HAIDI ships an update every 32 months, and Fusion Pro every 3 weeks. Most recently, HAIDI was updated on October 15, 2026 and Fusion Pro on October 24, 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.*