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iPerf3 vs UltraSurf

Professional comparison and analysis to help you choose the right software solution for your needs.

iPerf3 icon
iPerf3
UltraSurf icon
UltraSurf

iPerf3 vs UltraSurf: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature iPerf3 UltraSurf
Sugggest Score — —
Category Network & Admin Security & Privacy
Pricing Open Source free

Product Overview

iPerf3
iPerf3

Description: iPerf3 is an open source network testing tool used to measure maximum network throughput. It works by creating TCP and UDP data streams and measuring the throughput between two endpoints.

Type: software

Pricing: Open Source

UltraSurf
UltraSurf

Description: UltraSurf is a free software application designed to enable users to bypass internet censorship and enhance online privacy by providing a secure and anonymous way to access blocked websites. It acts as a proxy tool, allowing users to circumvent restrictions imposed by governments or network administrators.

Type: software

Pricing: free

Key Features Comparison

iPerf3
iPerf3 Features
  • Bandwidth measurement
  • Multi-threaded for simultaneous testing
  • UDP testing for packet loss and jitter
  • IPv4 and IPv6 support
  • Customizable test durations
  • Client/server architecture
UltraSurf
UltraSurf Features
  • Bypass internet censorship
  • Enhance online privacy
  • Secure and anonymous web access
  • Proxy tool for bypassing restrictions

Pros & Cons Analysis

iPerf3
iPerf3
Pros
  • Free and open source
  • Cross-platform (Windows, Linux, macOS)
  • Lightweight and easy to use
  • Can test wired and wireless networks
  • Detailed bandwidth statistics
Cons
  • Limited reporting compared to commercial tools
  • Requires installation on both endpoints
  • CLI-focused, lacks GUI
UltraSurf
UltraSurf
Pros
  • Free to use
  • Simple and easy to set up
  • Effective in bypassing censorship
  • Maintains user anonymity
Cons
  • Limited server locations
  • Potential performance issues
  • Lack of advanced features
  • Potential security and privacy concerns

Pricing Comparison

iPerf3
iPerf3
  • Open Source
UltraSurf
UltraSurf
  • free

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Learn More About Each Product

iPerf3
iPerf3
Reviews, pricing & alternatives →
UltraSurf
UltraSurf
Reviews, pricing & alternatives →

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