# Smart Screen for MainStar POS vs Customer Display System

The clearest difference is update cadence: Smart Screen for MainStar POS at every 4 days against Customer Display System's every 3 months. Smart Screen for MainStar POS also leads on iOS requirement (12.4 vs 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.

Smart Screen for MainStar POS ships an update every 4 days, Customer Display System every 3 months. The most recent releases landed on September 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Smart Screen for MainStar POS | Customer Display System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-screen-for-mainstar-pos/id1637989505/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Free | — |
| Size | 10 MB | 89 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eliahu Michael](https://appshunter.io/developer/294956045) | [Metispro Corp](https://appshunter.io/developer/1148393301) |

## What reviewers say

### Smart Screen for MainStar POS

[App page](https://appshunter.io/ios/app/smart-screen-for-mainstar-pos/id1637989505)

Enhance your retail checkout experience by adding a customer display and signature pad to your existing point-of-sale system. This app helps build customer trust and adds a professional touch to your counter.

**Highlights:** Customer display functionality, Signature pad integration, Enhances checkout experience, Builds customer trust, Professional counter appearance

**Features:** macOS Compatibility

**In-app purchases:** none


### Customer Display System

[App page](https://appshunter.io/ios/app/customer-display-system/id6446696240)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Screen for MainStar POS free?

Smart Screen for MainStar POS is free to download, with no in-app purchases.

### Is Customer Display System free?

Customer Display System is free to download, with no in-app purchases.

### Do Smart Screen for MainStar POS or Customer Display System have ads?

Neither Smart Screen for MainStar POS nor Customer Display System shows ads.

### Which is updated more often, Smart Screen for MainStar POS or Customer Display System?

Smart Screen for MainStar POS ships an update every 4 days, and Customer Display System every 3 months. Most recently, Smart Screen for MainStar POS was updated on September 23, 2026 and Customer Display System on October 16, 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.*