# PreviewFit vs MockupBuilder

The clearest difference is in-app purchases: PreviewFit at none against MockupBuilder's 2. PreviewFit also leads on update cadence (every 2 weeks vs every 3 months) and device support (3 vs 1). MockupBuilder's advantage is iOS requirement (16.4 vs 26.0). On price and ads there is nothing between them.

Both are free to download. MockupBuilder sells 2 in-app purchases, starting at $4.99 per month. PreviewFit asks for nothing beyond the download.

PreviewFit ships an update every 2 weeks, MockupBuilder every 3 months. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | PreviewFit | MockupBuilder |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 6 MB | 55 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Appmost AB](https://appshunter.io/developer/1656662512) | [SENTHIL KUMAR KANNAN](https://appshunter.io/developer/1874565338) |

## What reviewers say

### PreviewFit

[App page](https://appshunter.io/ios/app/previewfit-app-preview-fixer/id6765727606)

Easily transform screen recordings into App Store-ready preview videos. This tool automatically detects orientation and dimensions, trims to 30 seconds, and removes black bars for a clean export. It's designed for developers and marketers to create professional app preview content.

**Highlights:** Smart device output suggestions, Resize and center-crop, 30-second trimming, MOV and MP4 export, Optional audio removal, App Store requirement checks

**In-app purchases:** none


### MockupBuilder

[App page](https://appshunter.io/ios/app/mockupbuilder-screen-wrapper/id6784170942)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access | $4.99 | per month |
| Annual Access | $29.99 | per year |


## Frequently asked questions

### Is PreviewFit free?

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

### Is MockupBuilder free?

MockupBuilder is free to download, with in-app purchases available.

### Do PreviewFit or MockupBuilder have ads?

Neither PreviewFit nor MockupBuilder shows ads.

### Which is updated more often, PreviewFit or MockupBuilder?

PreviewFit ships an update every 2 weeks, and MockupBuilder every 3 months. Most recently, PreviewFit was updated on October 7, 2026 and MockupBuilder on October 17, 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.*