# Simple Trace Pro vs Round Corner

The clearest difference is price: Simple Trace Pro at $0.99 against Round Corner's $4.99. Simple Trace Pro also leads on iOS requirement (14.5 vs 16.0). Round Corner's advantage is device support (3 vs 1). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

Simple Trace Pro costs $0.99 and Round Corner $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Simple Trace Pro | Round Corner |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/simple-trace-pro/id1585591838/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Paid | Paid |
| Size | 1 MB | 1 MB |
| Requires iOS | **14.5** | 16.0 |
| Devices | iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Kazuaki Matsuda](https://appshunter.io/developer/1560179759) | [Ruizheng Liu](https://appshunter.io/developer/782255647) |

## What reviewers say

### Simple Trace Pro

[App page](https://appshunter.io/ios/app/simple-trace-pro/id1585591838)

Practice drawing and illustration by tracing photos and images. Load pictures from your camera roll and use Apple Pencil to refine your line work. Save your traced creations as JPGs or transparent PNGs.

**Highlights:** Trace photos and pictures, Practice illustration and painting, Load images from camera roll, Apple Pencil support, Adjustable transmittance, Zoom functionality, Save as JPG or transparent PNG

**Features:** macOS Compatibility

**In-app purchases:** none


### Round Corner

[App page](https://appshunter.io/ios/app/round-corner/id6473549940)

Easily round the sharp corners of your photos with this app. Choose between manual radius input or an intuitive slider for precise adjustments. Save and share your creations seamlessly.

**Highlights:** Round photo corners, Manual radius input, Interactive slider adjustment, Save to Photos app, Save to iCloud Drive, Share via multiple apps, PNG format output

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Simple Trace Pro free?

Simple Trace Pro costs $0.99, with no in-app purchases.

### Is Round Corner free?

Round Corner costs $4.99, with no in-app purchases.

### Do Simple Trace Pro or Round Corner have ads?

Neither Simple Trace Pro nor Round Corner shows ads.

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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.*