# Su vs LocalMaster

The clearest difference is iOS requirement: LocalMaster at 13.0 against Su's 15.6. 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.

## The numbers

| Metric | Su | LocalMaster |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free | — |
| Size | 50 MB | 104 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SU-VASTIKA SYSTEMS PRIVATE LIMITED](https://appshunter.io/developer/1523208936) | [祥梯 孟](https://appshunter.io/developer/1070155084) |

## What reviewers say

### Su

[App page](https://appshunter.io/ios/app/su-vastika-ess/id6449174793)

Monitor and control your home energy storage system. View real-time grid voltage, battery status, and load usage. Protect your home from voltage fluctuations and manage power consumption remotely.

**Highlights:** Real-time grid voltage monitoring, Low and high voltage protection, Battery mode switching, Load percentage and usage display, Overload visual and audio alarms, Remote load on/off control, Battery reserve mode setting

**Features:** macOS Compatibility

**In-app purchases:** none


### LocalMaster

[App page](https://appshunter.io/ios/app/localmaster/id6667103283)

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

**In-app purchases:** none


## Frequently asked questions

### Is Su free?

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

### Is LocalMaster free?

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

### Do Su or LocalMaster have ads?

Neither Su nor LocalMaster shows ads.

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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.*