# SDK85 vs Assembly Lab

The clearest difference is price: SDK85 at Free against Assembly Lab's $1.99. Assembly Lab's advantage is chart position (#196 vs unranked). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

SDK85 is free to download; Assembly Lab costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SDK85 ships an update every 2 weeks, Assembly Lab monthly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SDK85 | Assembly Lab |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/sdk85/id6443719532/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#196** |
| Size | 12 MB | 14 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Juergen Schuck](https://appshunter.io/developer/1616701349) | [Chongqing Hyperits Network Technology Co., Ltd.](https://appshunter.io/developer/1866276929) |

## What reviewers say

### SDK85

[App page](https://appshunter.io/ios/app/sdk85/id6443719532)

This app emulates the Intel SDK-85 System Design Kit, allowing users to program and execute 8085 machine code. It features a hexpad, seven-segment display, and a monitor program, with an optional TTY mode for more comfortable input.

**Highlights:** 8085 microprocessor emulation, Hexpad and seven-segment display UI, Monitor program for code entry/execution, TTY mode for serial terminal input, Code execution suspension to save battery, Play/pause button for resuming execution

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

**In-app purchases:** none


### Assembly Lab

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

**Currently charting:** #196 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


## Frequently asked questions

### Is SDK85 free?

SDK85 is free to download, with no in-app purchases.

### Is Assembly Lab free?

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

### Do SDK85 or Assembly Lab have ads?

Neither SDK85 nor Assembly Lab shows ads.

### Which is updated more often, SDK85 or Assembly Lab?

SDK85 ships an update every 2 weeks, and Assembly Lab monthly. Most recently, SDK85 was updated on November 3, 2026 and Assembly Lab on October 31, 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.*