Chama iperf3 – Client & Server

iPerf3 client & server for accurate TCP/UDP network bandwidth tests.
Run iPerf3 on your phone: start a server or connect as a client, keep history, export CSV/JSON.

• Client + built-in iPerf3 server (configurable port, foreground notification)
• Protocols: TCP and UDP, reverse mode, multiple streams, duration control
• Results: detailed history; export to CSV/JSON
• UX: adaptive UI for phone/tablet, dark theme
• Ads: lightweight bottom banner only; no interstitials
• Privacy: crash diagnostics (self-hosted Sentry). Ad SDK may collect device IDs for ad delivery—see Data Safety.

Typical uses
– Validate Wi-Fi/LAN throughput and router performance
– Compare cellular vs Wi-Fi or different access points
– Troubleshoot ISP issues and packet loss

Notes
• Connect to any reachable iPerf3 server or use the built-in one