# TCP Port Scanner vs Assembly Compiler

The clearest difference is price: TCP Port Scanner at Free against Assembly Compiler's $5.99. TCP Port Scanner also leads on update cadence (monthly vs every 3 months) and iOS requirement (15.6 vs 17.6). Assembly Compiler's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

TCP Port Scanner is free to download; Assembly Compiler costs $5.99 up front. TCP Port Scanner sells 1 one-off in-app purchase and Assembly Compiler sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

TCP Port Scanner ships an update monthly, Assembly Compiler every 3 months. Both last shipped on November 5, 2026.

## The numbers

| Metric | TCP Port Scanner | Assembly Compiler |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/tcp-port-scanner/id6758295170/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 85 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [akira ohmachi](https://appshunter.io/developer/1338624340) | [乐祥 胡](https://appshunter.io/developer/1572365721) |

## What reviewers say

### TCP Port Scanner

[App page](https://appshunter.io/ios/app/tcp-port-scanner/id6758295170)

This network utility allows technical users to perform TCP port scanning and basic network diagnostics on their device. It detects open TCP ports on reachable hosts within a specified range and provides selectable text output for easy analysis. Optimized for quick scanning without consuming excessive resources.

**Highlights:** TCP Port Scanner, Selectable Text Output, Low Overhead, High Responsiveness, Mobile-First Network Tool, Network Diagnostics, Service Verification

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### 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 TCP Port Scanner free?

TCP Port Scanner is free to download, with in-app purchases available.

### Is Assembly Compiler free?

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

### Do TCP Port Scanner or Assembly Compiler have ads?

TCP Port Scanner shows ads; Assembly Compiler does not.

### Which is updated more often, TCP Port Scanner or Assembly Compiler?

TCP Port Scanner ships an update monthly, and Assembly Compiler every 3 months. Most recently, TCP Port Scanner was updated on November 5, 2026 and Assembly Compiler on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*