# Assembly Lab vs MQTee

The clearest difference is price: MQTee at Free against Assembly Lab's $1.99. Assembly Lab's advantage is update cadence (monthly vs every 8 months) and chart position (#199 vs unranked). On review sentiment, ads, in-app purchases and device support there is nothing between them.

MQTee is free to download; Assembly Lab costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Assembly Lab ships an update monthly, MQTee every 8 months. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Assembly Lab | MQTee |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mqtee/id6759274259/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 8 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#199** | — |
| Size | 14 MB | 12 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Chongqing Hyperits Network Technology Co., Ltd.](https://appshunter.io/developer/1866276929) | [Felipe Lima](https://appshunter.io/developer/1877813420) |

## What reviewers say

### Assembly Lab

[App page](https://appshunter.io/ios/app/assembly-lab-8086-nasm-ide/id6757485881)

**Currently charting:** #199 Top Paid · Developer Tools (US App Store)

This app provides a powerful x86 16-bit real mode assembly language simulator and debugger for mobile devices and Mac. It offers real-time disassembly, register monitoring, memory browsing, and BIOS/DOS interrupt support for learning and practicing low-level programming.

**Highlights:** x86 16-bit CPU emulation, NASM syntax assembler, Real-time disassembly, Breakpoint debugging, Register and memory monitoring, BIOS/DOS interrupt support

**Features:** Vision Pro support

**In-app purchases:** none


### MQTee

[App page](https://appshunter.io/ios/app/mqtee/id6759274259)

A native MQTT 5 client for iOS devices that offers a visual topic tree browser, full MQTT 5.0 support, and iCloud sync for seamless connection management. It allows for multi-tab publishing with syntax highlighting and provides a real-time event log for debugging.

**Highlights:** Native MQTT 5 client, Visual topic tree browser, Full MQTT 5.0 support, iCloud sync for connections, Multi-tab publishing with syntax highlighting, Real-time event log, Apple Shortcuts & Siri integration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Assembly Lab free?

Assembly Lab costs $1.99, with no in-app purchases.

### Is MQTee free?

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

### Do Assembly Lab or MQTee have ads?

Neither Assembly Lab nor MQTee shows ads.

### Which is updated more often, Assembly Lab or MQTee?

Assembly Lab ships an update monthly, and MQTee every 8 months. Most recently, Assembly Lab was updated on October 31, 2026 and MQTee on October 28, 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.*