# NBYS IBYS vs usPRO

The clearest difference is update cadence: NBYS IBYS at every 3 weeks against usPRO's every 2 months. NBYS IBYS also leads on iOS requirement (12.0 vs 15.1). 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.

NBYS IBYS ships an update every 3 weeks, usPRO every 2 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | NBYS IBYS | usPRO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 42 MB | 31 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ULUDAG BILISIM BILGISAYAR MEDYA ILETISIM ELEKTRONIK INSAAT SANAYI VE TICARET LTD STI](https://appshunter.io/developer/1518534875) | [US IS GUVENLIGI DANISMANLIK TICARET LIMITED SIRKETI](https://appshunter.io/developer/1803790419) |

## What reviewers say

### NBYS IBYS

[App page](https://appshunter.io/ios/app/nbys-ibys-isg/id1597483431)

**Features:** macOS Compatibility

**In-app purchases:** none


### usPRO

[App page](https://appshunter.io/ios/app/uspro/id6758197869)

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

**In-app purchases:** none


## Frequently asked questions

### Is NBYS IBYS free?

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

### Is usPRO free?

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

### Do NBYS IBYS or usPRO have ads?

Neither NBYS IBYS nor usPRO shows ads.

### Which is updated more often, NBYS IBYS or usPRO?

NBYS IBYS ships an update every 3 weeks, and usPRO every 2 months. Most recently, NBYS IBYS was updated on October 27, 2026 and usPRO on October 25, 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.*