# diSplay U/S probe vs USLS

The clearest difference is update cadence: diSplay U/S probe at every 3 months against USLS's every 7 months. diSplay U/S probe also leads on iOS requirement (12.0 vs 14.0.0). 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.

diSplay U/S probe ships an update every 3 months, USLS every 7 months. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | diSplay U/S probe | USLS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/display-us-probe/id1540728971/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | — |
| Size | 21 MB | 119 MB |
| Requires iOS | **12.0** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [InSimo](https://appshunter.io/developer/1369095821) | [Aron Hussid Ferreira](https://appshunter.io/developer/1645068480) |

## What reviewers say

### diSplay U/S probe

[App page](https://appshunter.io/ios/app/display-us-probe/id1540728971)

Learn ultrasound gestures and practice diagnosis using your smartphone as a Bluetooth probe connected to an online simulator. Analyze patient cases on your computer or tablet with real-time simulated ultrasound images and a self-training program.

**Highlights:** Smartphone as Bluetooth U/S probe, Online U/S simulator, Analyze patient cases, Virtual anatomies, Real-time simulated U/S images, Self-training program

**Features:** macOS Compatibility

**In-app purchases:** none


### USLS

[App page](https://appshunter.io/ios/app/usls/id6443401327)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is diSplay U/S probe free?

diSplay U/S probe is free to download, with no in-app purchases.

### Is USLS free?

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

### Do diSplay U/S probe or USLS have ads?

Neither diSplay U/S probe nor USLS shows ads.

### Which is updated more often, diSplay U/S probe or USLS?

diSplay U/S probe ships an update every 3 months, and USLS every 7 months. Most recently, diSplay U/S probe was updated on October 7, 2026 and USLS on October 4, 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.*