# iPerf3 Client & Server vs AudioBuffer

The clearest difference is update cadence: iPerf3 Client & Server at every 4 days against AudioBuffer's every 3 weeks. iPerf3 Client & Server also leads on iOS requirement (16.6 vs 26.0). AudioBuffer's advantage is price ($2.99 vs $6.99). On ads, in-app purchases and device support there is nothing between them.

iPerf3 Client & Server costs $6.99 and AudioBuffer $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iPerf3 Client & Server ships an update every 4 days, AudioBuffer every 3 weeks. Both last shipped on November 9, 2026.

## The numbers

| Metric | iPerf3 Client & Server | AudioBuffer |
| --- | --- | --- |
| Price | $6.99 | **$2.99** |
| Rating | **[4.9 (12 ratings)](https://appshunter.io/ios/app/iperf3-client-and-server/id6755545337/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Paid | — |
| Size | 10 MB | 2 MB |
| Requires iOS | **16.6** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Chemeris](https://appshunter.io/developer/1854526571) | [Collin Cunningham](https://appshunter.io/developer/314707088) |

## What reviewers say

### iPerf3 Client & Server

[App page](https://appshunter.io/ios/app/iperf3-client-and-server/id6755545337)

This app provides a native interface for the iPerf3 network testing tool on iOS devices. It allows users to measure real throughput across various network types, compare network hardware, and identify bottlenecks. Advanced controls and automation features are included for detailed analysis.

**Highlights:** Client and server modes, TCP/UDP tests, Advanced test controls, Shortcuts automation, Saved server profiles, History with charts, Detailed network metrics

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### AudioBuffer

[App page](https://appshunter.io/ios/app/audiobuffer/id6761793483)

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

**In-app purchases:** none


## Frequently asked questions

### Is iPerf3 Client & Server free?

iPerf3 Client & Server costs $6.99, with no in-app purchases.

### Is AudioBuffer free?

AudioBuffer costs $2.99, with no in-app purchases.

### Do iPerf3 Client & Server or AudioBuffer have ads?

Neither iPerf3 Client & Server nor AudioBuffer shows ads.

### Which is updated more often, iPerf3 Client & Server or AudioBuffer?

iPerf3 Client & Server ships an update every 4 days, and AudioBuffer every 3 weeks. Most recently, iPerf3 Client & Server was updated on November 9, 2026 and AudioBuffer on November 9, 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.*