# TwoWayStreaming vs Lumi

The clearest difference is in-app purchases: TwoWayStreaming at none against Lumi's 1. TwoWayStreaming also leads on device support (3 vs 1) and iOS requirement (9.1 vs 16.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Lumi sells 1 one-off in-app purchase. TwoWayStreaming asks for nothing beyond the download.

TwoWayStreaming ships an update every 64 months, Lumi every 54 months. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | TwoWayStreaming | Lumi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 64 months | **Every 54 months** |
| Size | 8 MB | 2 MB |
| Requires iOS | **9.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Flashphoner](https://appshunter.io/developer/1232760144) | [Kazumasa Matsushita](https://appshunter.io/developer/1569771331) |

## What reviewers say

### TwoWayStreaming

[App page](https://appshunter.io/ios/app/twowaystreaming/id1232760145)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lumi

[App page](https://appshunter.io/ios/app/lumi-det/id1569771329)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support max 10 devices | $2.99 | one-time |


## Frequently asked questions

### Is TwoWayStreaming free?

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

### Is Lumi free?

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

### Do TwoWayStreaming or Lumi have ads?

Neither TwoWayStreaming nor Lumi shows ads.

### Which is updated more often, TwoWayStreaming or Lumi?

TwoWayStreaming ships an update every 64 months, and Lumi every 54 months. Most recently, TwoWayStreaming was updated on October 9, 2026 and Lumi on October 11, 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.*