# Assembly Lab vs Assembly Compiler

The clearest difference is in-app purchases: Assembly Lab at none against Assembly Compiler's 3. Assembly Lab also leads on price ($1.99 vs $5.99) and update cadence (monthly vs every 3 months). On ads, device support and iOS requirement there is nothing between them.

Assembly Lab costs $1.99 and Assembly Compiler $5.99 up front. Assembly Compiler sells 3 in-app purchases, starting at $4.99 per month. Assembly Lab asks for nothing beyond the download.

Assembly Lab ships an update monthly, Assembly Compiler every 3 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Assembly Lab | Assembly Compiler |
| --- | --- | --- |
| Price | **$1.99** | $5.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Paid | — |
| Best chart rank | **#172** | — |
| Size | 14 MB | 85 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chongqing Hyperits Network Technology Co., Ltd.](https://appshunter.io/developer/1866276929) | [乐祥 胡](https://appshunter.io/developer/1572365721) |

## What reviewers say

### Assembly Lab

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

**Currently charting:** #172 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


### Assembly Compiler

[App page](https://appshunter.io/ios/app/assembly-compilerai-assistant/id6777645963)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30天会员 | $4.99 | per month |
| 360天会员 | $24.99 | per year |
| 终身会员 | $69.99 | one-time |


## Frequently asked questions

### Is Assembly Lab free?

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

### Is Assembly Compiler free?

Assembly Compiler costs $5.99, and also offers in-app purchases.

### Do Assembly Lab or Assembly Compiler have ads?

Neither Assembly Lab nor Assembly Compiler shows ads.

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

Assembly Lab ships an update monthly, and Assembly Compiler every 3 months. Most recently, Assembly Lab was updated on October 25, 2026 and Assembly Compiler on October 25, 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.*