# Sterna Unigem Operator vs Lumbini Square

The clearest difference is update cadence: Lumbini Square at monthly against Sterna Unigem Operator's every 2 months. 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.

Sterna Unigem Operator ships an update every 2 months, Lumbini Square monthly. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Sterna Unigem Operator | Lumbini Square |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 44 MB | 29 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sterna Security Devices Private Limited](https://appshunter.io/developer/1751436158) | [The Appsolutes](https://appshunter.io/developer/866760998) |

## What reviewers say

### Sterna Unigem Operator

[App page](https://appshunter.io/ios/app/sterna-unigem-operator/id6462632195)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lumbini Square

[App page](https://appshunter.io/ios/app/lumbini-square/id6751501198)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sterna Unigem Operator free?

Sterna Unigem Operator is free to download, with no in-app purchases.

### Is Lumbini Square free?

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

### Do Sterna Unigem Operator or Lumbini Square have ads?

Neither Sterna Unigem Operator nor Lumbini Square shows ads.

### Which is updated more often, Sterna Unigem Operator or Lumbini Square?

Sterna Unigem Operator ships an update every 2 months, and Lumbini Square monthly. Most recently, Sterna Unigem Operator was updated on October 27, 2026 and Lumbini Square on October 28, 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.*