OONI Probe 4+

Measure Internet Censorship

The Tor Project

    • 4.5 • 52 Ratings
    • Free

Screenshots

Description

Are websites and social media apps blocked? Is your network unusually slow? Run OONI Probe to find out!

With this app, you will examine the blocking of websites and instant messaging apps, measure your network's speed and performance, and check whether systems that could be responsible for censorship and surveillance are in your network.

OONI Probe is developed by the Open Observatory of Network Interference (OONI), a free software project (under The Tor Project) that aims to uncover internet censorship around the world.

Since 2012, OONI’s global community has collected millions of network measurements from more than 200 countries, shedding light on multiple cases of network interference.

▶ Collect evidence of internet censorship
You can check whether and how websites and instant messaging apps are blocked. The network measurement data you will collect may serve as evidence of internet censorship.

▶ Detect systems responsible for censorship and surveillance
OONI Probe tests are also designed to uncover the presence of systems (middleboxes) that could be responsible for censorship and surveillance.

▶ Measure the speed and performance of your network
You can measure the speed and performance of your network by running OONI's implementation of the Network Diagnostic Test (NDT). You can also measure video streaming performance with the Dynamic Adaptive Streaming over HTTP (DASH) test.

▶ Open data
OONI publishes network measurement data because open data allows third parties to verify OONI findings, conduct independent studies, and answer other research questions. Openly publishing OONI data also helps increase transparency of internet censorship around the world. You can explore and download OONI data here: https://ooni.io/data/

▶ Free software
All OONI Probe tests (including our NDT and DASH implementations), are based on free and open source software. You can find OONI software projects on GitHub: https://github.com/ooni. Curious to learn how OONI Probe tests work? Learn more: https://ooni.io/nettest/

To receive updates from the OONI-verse, follow us on Twitter: https://twitter.com/OpenObservatory

What’s New

Version 3.8.6

* Signal Private Messenger App experiment is fixed!
* Measurement engine synced with OONI Probe CLI v3.20.0 .
* Bug fixes and improvements.

Ratings and Reviews

4.5 out of 5
52 Ratings

52 Ratings

J0hn-F. ,

Not a fan of the new update

I’m not a fan of this new update. It takes several minutes of actively waiting on your phone in order to run the tests. I can’t just hit run a few times and execute all the tests

DSS001 ,

Great Internet Connectivity Tool

I am very impressed with this free tool. I have paid apps like Net Analyzer but this free tool offers a bunch of great Internet related data for no charge and the information is easy to understand for the layman.

Probably Older Than You ,

Crashing Problems

1) During tests, specifically website tests, it crashes sometime in the middle, after about 300 sites. Time limit was turned off. iPad Air iOS 12.5.7

2) Page of categories of websites. Ellipses on top right always causes a crash. On this iPad and a newer one too.

The premise is good, but the constant crashing is a bummer.

3) Needs a landscape view orientation.

App Privacy

The developer, The Tor Project, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Location
  • Usage Data
  • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

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