# Lambda vs ProjectHax

The clearest difference is update cadence: ProjectHax at every 2 weeks against Lambda's every 5 weeks. 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.

Lambda ships an update every 5 weeks, ProjectHax every 2 weeks. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Lambda | ProjectHax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lambda-retro-with-friends/id6785801114/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 23 MB | 3 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [笛 姜](https://appshunter.io/developer/1561507357) | [ProjectHax LLC](https://appshunter.io/developer/6788430821) |

## What reviewers say

### Lambda

[App page](https://appshunter.io/ios/app/lambda-retro-with-friends/id6785801114)

This application allows users to play supported games with others on the same local network. Create rooms and connect with nearby players for a direct, low-latency multiplayer experience. It functions as a multi-system game emulator.

**Highlights:** LAN multiplayer support, Create game rooms, Connect with nearby players, Low-latency gameplay, Multi-system emulation

**Features:** macOS Compatibility, Family Sharing

**In-app purchases:** none


### ProjectHax

[App page](https://appshunter.io/ios/app/projecthax/id6788430819)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lambda free?

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

### Is ProjectHax free?

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

### Do Lambda or ProjectHax have ads?

Neither Lambda nor ProjectHax shows ads.

### Which is updated more often, Lambda or ProjectHax?

Lambda ships an update every 5 weeks, and ProjectHax every 2 weeks. Most recently, Lambda was updated on October 15, 2026 and ProjectHax on October 6, 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.*