# StorSynx vs KRAT

The clearest difference is iOS requirement: KRAT at 13.0 against StorSynx's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

StorSynx ships an update every 2 months, KRAT every 6 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | StorSynx | KRAT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/storsynx/id6470928377/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 31 MB | 43 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PTI Security Systems](https://appshunter.io/developer/615061813) | [震 王](https://appshunter.io/developer/1734329851) |

## What reviewers say

### StorSynx

[App page](https://appshunter.io/ios/app/storsynx/id6470928377)

This app simplifies smart lock setup for installers, allowing them to quickly connect devices to cloud software. It uses QR code scanning and Bluetooth to retrieve serial numbers, ensuring seamless integration for secure and convenient smart living.

**Highlights:** Smart lock commissioning, Cloud software integration, QR code scanning, Bluetooth Low Energy (BLE), Manual input options, Serial number retrieval

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

**In-app purchases:** none


### KRAT

[App page](https://appshunter.io/ios/app/krat/id6478905393)

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

**In-app purchases:** none


## Frequently asked questions

### Is StorSynx free?

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

### Is KRAT free?

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

### Do StorSynx or KRAT have ads?

Neither StorSynx nor KRAT shows ads.

### Which is updated more often, StorSynx or KRAT?

StorSynx ships an update every 2 months, and KRAT every 6 weeks. Most recently, StorSynx was updated on October 24, 2026 and KRAT on October 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.*