# Duality Transmitter vs BMC Convention

The clearest difference is update cadence: BMC Convention at every 2 months against Duality Transmitter's every 11 months. Duality Transmitter's advantage is iOS requirement (10.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Duality Transmitter ships an update every 11 months, BMC Convention every 2 months. The most recent releases landed on October 7, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Duality Transmitter | BMC Convention |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/duality-transmitter/id1586434230/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 78 MB | 44 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yaniv Levy](https://appshunter.io/developer/1434968295) | [Joshua Riley](https://appshunter.io/developer/1492928915) |

## What reviewers say

### Duality Transmitter

[App page](https://appshunter.io/ios/app/duality-transmitter/id1586434230)

This app allows you to influence a spectator's choices within a pre-recorded video as it plays. A secret selection appears in the video, and you can instantly share the clip with your audience, including your contact information.

**Highlights:** Influence spectator selections in real-time, Pre-recorded video effects, Instant video sharing with contact details, Easy one-time setup per video, Perform anytime with your mobile phone

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

**In-app purchases:** none


### BMC Convention

[App page](https://appshunter.io/ios/app/bmc-convention/id1596584561)

**In-app purchases:** none


## Frequently asked questions

### Is Duality Transmitter free?

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

### Is BMC Convention free?

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

### Do Duality Transmitter or BMC Convention have ads?

Neither Duality Transmitter nor BMC Convention shows ads.

### Which is updated more often, Duality Transmitter or BMC Convention?

Duality Transmitter ships an update every 11 months, and BMC Convention every 2 months. Most recently, Duality Transmitter was updated on October 7, 2026 and BMC Convention on October 27, 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.*