# iqSystem vs Lock Supplier

The clearest difference is update cadence: iqSystem at every 3 months against Lock Supplier's every 46 months. iqSystem also leads on iOS requirement (8.0 vs 12.0). 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.

iqSystem ships an update every 3 months, Lock Supplier every 46 months. The most recent releases landed on September 27, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | iqSystem | Lock Supplier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 46 months |
| Size | 97 MB | 28 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [IDK Corporation](https://appshunter.io/developer/588948186) | [Hangzhou Sciener Smart Technology](https://appshunter.io/developer/1360996795) |

## What reviewers say

### iqSystem

[App page](https://appshunter.io/ios/app/iqsystem/id1439154473)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lock Supplier

[App page](https://appshunter.io/ios/app/lock-supplier/id1643820520)

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

**In-app purchases:** none


## Frequently asked questions

### Is iqSystem free?

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

### Is Lock Supplier free?

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

### Do iqSystem or Lock Supplier have ads?

Neither iqSystem nor Lock Supplier shows ads.

### Which is updated more often, iqSystem or Lock Supplier?

iqSystem ships an update every 3 months, and Lock Supplier every 46 months. Most recently, iqSystem was updated on September 27, 2026 and Lock Supplier on September 30, 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.*