# NativeScript Preview vs WeldSet

The clearest difference is in-app purchases: NativeScript Preview at none against WeldSet's 1. NativeScript Preview also leads on device support (4 vs 1) and iOS requirement (14.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. WeldSet sells 1 one-off in-app purchase. NativeScript Preview asks for nothing beyond the download.

NativeScript Preview ships an update every 3 weeks, WeldSet every 2 weeks. The most recent releases landed on June 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | NativeScript Preview | WeldSet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/nativescript-preview/id1264484702/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 19.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 151 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Vision Pro** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [nStudio LLC](https://appshunter.io/developer/1334290003) | [PLAYRIOT LLC](https://appshunter.io/developer/1875195414) |

## What reviewers say

### NativeScript Preview

[App page](https://appshunter.io/ios/app/nativescript-preview/id1264484702)

Instantly preview your NativeScript projects directly on your mobile device. See your native UI elements, from buttons to complex 2D/3D canvas renderings, come to life as you develop.

**Highlights:** Live preview on device, Native UI element rendering, 2D canvas rendering, 3D canvas rendering, Cross-platform development tool

**In-app purchases:** none


### WeldSet

[App page](https://appshunter.io/ios/app/weldset-welding-calculator/id6781484700)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WeldSet Unlock | $9.99 | one-time |


## Frequently asked questions

### Is NativeScript Preview free?

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

### Is WeldSet free?

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

### Do NativeScript Preview or WeldSet have ads?

Neither NativeScript Preview nor WeldSet shows ads.

### Which is updated more often, NativeScript Preview or WeldSet?

NativeScript Preview ships an update every 3 weeks, and WeldSet every 2 weeks. Most recently, NativeScript Preview was updated on June 9, 2026 and WeldSet on September 19, 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.*