# QuantomvlrX vs Seltopia

The clearest difference is ads: Seltopia at none against QuantomvlrX's shown. QuantomvlrX's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (13.0 vs 15.1). On price, 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.

QuantomvlrX ships an update weekly, Seltopia every 3 weeks. The most recent releases landed on October 22, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | QuantomvlrX | Seltopia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/quantomvlrx-inetassistant/id6448914148/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Ad-supported | — |
| Size | 32 MB | 69 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [辉 马](https://appshunter.io/developer/1707020683) | [SELTOPIA LIMITED](https://appshunter.io/developer/1865795070) |

## What reviewers say

### QuantomvlrX

[App page](https://appshunter.io/ios/app/quantomvlrx-inetassistant/id6448914148)

This tool facilitates TCP/UDP communication debugging by allowing two devices on the same local network to send and receive data. One device acts as a server, while the other connects as a client, enabling real-time data exchange for troubleshooting network issues.

**Highlights:** TCP/UDP communication debugging, Server and client modes, Local network connectivity, Data sending and receiving, Port number consistency check

**Features:** macOS Compatibility

**In-app purchases:** none


### Seltopia

[App page](https://appshunter.io/ios/app/seltopia/id6770595830)

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

**In-app purchases:** none


## Frequently asked questions

### Is QuantomvlrX free?

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

### Is Seltopia free?

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

### Do QuantomvlrX or Seltopia have ads?

QuantomvlrX shows ads; Seltopia does not.

### Which is updated more often, QuantomvlrX or Seltopia?

QuantomvlrX ships an update weekly, and Seltopia every 3 weeks. Most recently, QuantomvlrX was updated on October 22, 2026 and Seltopia on October 19, 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.*