# UI Tracer vs SixD

The clearest difference is price: SixD at Free against UI Tracer's $2.99. SixD also leads on in-app purchases (none vs 2) and ratings volume (29 vs 4). UI Tracer's advantage is update cadence (every 2 days vs every 3 months) and rating (5.0 vs 4.8). On ads and iOS requirement there is nothing between them.

SixD is free to download; UI Tracer costs $2.99 up front. UI Tracer sells 2 one-off in-app purchases. SixD asks for nothing beyond the download.

UI Tracer holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: SixD has 29 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of UI Tracer's written reviews are positive against 90% of SixD's.

UI Tracer ships an update every 2 days, SixD every 3 months. The most recent releases landed on September 10, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | UI Tracer | SixD |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ui-tracer/id1644874973/reviews)** | [4.8 (29 ratings)](https://appshunter.io/ios/app/sixd/id6448773500/reviews) |
| Number of ratings | 4 | **29** |
| Positive reviews | **100.0% of reviews** | 90.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#199** | — |
| Size | 20 MB | 143 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, iPad, Mac, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Leonid Liadveikin](https://appshunter.io/developer/1644874975) | [Haolun Yang](https://appshunter.io/developer/1683302030) |

## What reviewers say

### UI Tracer

[App page](https://appshunter.io/ios/app/ui-tracer/id1644874973)

**Currently charting:** #199 Top Paid · Developer Tools (US App Store)

This app allows developers to preview various SwiftUI view styles without recompiling code. It offers comparisons across multiple Apple platforms, including iOS, iPadOS, watchOS, tvOS, and macOS, streamlining the design process.

**Highlights:** Preview SwiftUI view styles, Compare across iOS, iPadOS, watchOS, tvOS, macOS, No recompilation needed, Cross-platform code compatibility, Extensible view library

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $0.99 | one-time |
| Donation | $4.99 | one-time |


### SixD

[App page](https://appshunter.io/ios/app/sixd/id6448773500)

Learn and create with SwiftUI through an intuitive interface. Explore components, design graphically, and get native SwiftUI code. Browse SF Symbols with natural language search.

**Highlights:** SwiftUI component exploration, Native graphical design interface, Copy SwiftUI code directly, Interactive UI design foundations, Natural language SF Symbols search

**In-app purchases:** none


## Frequently asked questions

### Is UI Tracer free?

UI Tracer costs $2.99, and also offers in-app purchases.

### Is SixD free?

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

### Which has better reviews, UI Tracer or SixD?

UI Tracer is rated higher. UI Tracer averages 5.0 out of 5 from 4 ratings, while SixD averages 4.8 from 29 ratings.

### Do UI Tracer or SixD have ads?

Neither UI Tracer nor SixD shows ads.

### Which is updated more often, UI Tracer or SixD?

UI Tracer ships an update every 2 days, and SixD every 3 months. Most recently, UI Tracer was updated on September 10, 2026 and SixD on September 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.*