# NativeScript Preview vs Memory Lens

The clearest difference is in-app purchases: NativeScript Preview at none against Memory Lens's 2. NativeScript Preview also leads on device support (4 vs 1) and iOS requirement (14.0 vs 18.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Memory Lens sells 2 one-off in-app purchases. NativeScript Preview asks for nothing beyond the download.

NativeScript Preview ships an update every 3 weeks, Memory Lens every 5 weeks. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | NativeScript Preview | Memory Lens |
| --- | --- | --- |
| 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 5 weeks |
| Monetization | Free | — |
| Size | 151 MB | 11 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Vision Pro** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [nStudio LLC](https://appshunter.io/developer/1334290003) | [Forgio Technologies, LLC](https://appshunter.io/developer/1867074008) |

## 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


### Memory Lens

[App page](https://appshunter.io/ios/app/memory-lens-scan-any-label/id6759510673)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2-Day Free Trial | Free | one-time |
| Memory Lens Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is NativeScript Preview free?

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

### Is Memory Lens free?

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

### Do NativeScript Preview or Memory Lens have ads?

Neither NativeScript Preview nor Memory Lens shows ads.

### Which is updated more often, NativeScript Preview or Memory Lens?

NativeScript Preview ships an update every 3 weeks, and Memory Lens every 5 weeks. Most recently, NativeScript Preview was updated on October 6, 2026 and Memory Lens on September 29, 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.*