# Duality Lite vs SAM by Christian Grace

The clearest difference is rating: SAM by Christian Grace at 5.0 against Duality Lite's 1.0. SAM by Christian Grace also leads on in-app purchases (none vs 1). Duality Lite's advantage is update cadence (monthly vs every 14 months) and iOS requirement (11.0 vs 16.6). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Duality Lite sells 1 in-app purchase, starting at $9.99 per month. SAM by Christian Grace asks for nothing beyond the download.

SAM by Christian Grace holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Duality Lite ships an update monthly, SAM by Christian Grace every 14 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Duality Lite | SAM by Christian Grace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/duality-lite/id1607165917/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sam-by-christian-grace/id6472223347/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 14 months |
| Monetization | Subscription | **Free** |
| Size | 322 MB | 54 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Yaniv Levy](https://appshunter.io/developer/1434968295) | [Magic Monthly LTD](https://appshunter.io/developer/1699699954) |

## What reviewers say

### Duality Lite

[App page](https://appshunter.io/ios/app/duality-lite/id1607165917)

This app allows you to influence a spectator's selection through a pre-recorded video that dynamically changes as it plays. After the performance, you can instantly share the video clip with your spectator, including your contact details.

**Highlights:** Influence spectator selections in real-time, Pre-recorded videos dynamically change, Share performance videos instantly, Add magician contact details to shared videos, Easy one-time video setup

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Mode | $9.99 | per month |


### SAM by Christian Grace

[App page](https://appshunter.io/ios/app/sam-by-christian-grace/id6472223347)

Enhance magic performances with a companion app that generates natural-sounding synonyms for spectator words. This tool adds believability and mystery by replacing exact predictions with clever alternatives, ensuring seamless integration with other magic apps.

**Highlights:** Generate natural synonyms for words, Automatic clipboard copying, Integrates with magic apps like Inject, Discreet black screen input, Toggle clipboard copying and Inject ID

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Duality Lite free?

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

### Is SAM by Christian Grace free?

SAM by Christian Grace is free to download, with no in-app purchases.

### Which has better reviews, Duality Lite or SAM by Christian Grace?

SAM by Christian Grace is rated higher. Duality Lite averages 1.0 out of 5 from 1 ratings, while SAM by Christian Grace averages 5.0 from 2 ratings.

### Do Duality Lite or SAM by Christian Grace have ads?

Neither Duality Lite nor SAM by Christian Grace shows ads.

### Which is updated more often, Duality Lite or SAM by Christian Grace?

Duality Lite ships an update monthly, and SAM by Christian Grace every 14 months. Most recently, Duality Lite was updated on November 3, 2026 and SAM by Christian Grace on November 4, 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.*