# iperf3 vs 3X Client

The clearest difference is price: 3X Client at Free against iperf3's $0.99. 3X Client also leads on iOS requirement (18.0 vs 26.0). iperf3's advantage is chart position (#59 vs unranked) and device support (5 vs 2). On update cadence, ads and in-app purchases there is nothing between them.

3X Client is free to download; iperf3 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iperf3 ships an update every 2 months, 3X Client every 6 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | iperf3 | 3X Client |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Best chart rank | **#59** | — |
| Size | 8 MB | 7 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Mac, Apple TV, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [RanduSoft SRL](https://appshunter.io/developer/1132039950) | [Artem Tselikov](https://appshunter.io/developer/587256869) |

## What reviewers say

### iperf3

[App page](https://appshunter.io/ios/app/iperf3-network-tools/id6799927158)

**Currently charting:** #59 Top Paid · Developer Tools (US App Store)

**In-app purchases:** none


### 3X Client

[App page](https://appshunter.io/ios/app/3x-client/id6802728782)

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

**In-app purchases:** none


## Frequently asked questions

### Is iperf3 free?

iperf3 costs $0.99, with no in-app purchases.

### Is 3X Client free?

3X Client is free to download, with no in-app purchases.

### Do iperf3 or 3X Client have ads?

Neither iperf3 nor 3X Client shows ads.

### Which is updated more often, iperf3 or 3X Client?

iperf3 ships an update every 2 months, and 3X Client every 6 weeks. Most recently, iperf3 was updated on October 25, 2026 and 3X Client 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.*