# UI Tracer vs DubDub!

The clearest difference is price: DubDub! at Free against UI Tracer's $2.99. DubDub! also leads on in-app purchases (none vs 2). UI Tracer's advantage is update cadence (every 2 days vs every 5 days) and device support (6 vs 2). On ads and iOS requirement there is nothing between them.

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

UI Tracer ships an update every 2 days, DubDub! every 5 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | UI Tracer | DubDub! |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ui-tracer/id1644874973/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | Paid | — |
| Size | 20 MB | 60 MB |
| Requires iOS | **26.0** | 26.2 |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Leonid Liadveikin](https://appshunter.io/developer/1644874975) | [Baptiste DAJON](https://appshunter.io/developer/499283836) |

## What reviewers say

### UI Tracer

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

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 |


### DubDub!

[App page](https://appshunter.io/ios/app/dubdub/id6757886527)

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

**In-app purchases:** none


## Frequently asked questions

### Is UI Tracer free?

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

### Is DubDub! free?

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

### Do UI Tracer or DubDub! have ads?

Neither UI Tracer nor DubDub! shows ads.

### Which is updated more often, UI Tracer or DubDub!?

UI Tracer ships an update every 2 days, and DubDub! every 5 days. Most recently, UI Tracer was updated on November 3, 2026 and DubDub! on October 31, 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.*