(1,407 ratings)


🎉**Important updates/upgrades with Signal Spy 2.0**🎉
- Total overhaul of the user experience
- NEW Preferred Network feature for Pro users
- NEW Help Center
- Android Q compatibility (including updated Dark Theme)

Download now to take back control over the device you use every day! The original Google Fi companion app, practical for ALL: Signal Spy gives you the tools you need to stay better connected all in one app.

☎️The tool to make Google Fi even more powerful
- Dialer code shortcuts to quickly switch networks and pick the best one for you (with a made-for-fi phone)

Free Features
📲Dialer codes
- Easily access dialer codes from notifications
- Google Fi users (with a made for Fi phone) can manually switch between networks with dialer codes
- eSIM / SIM switching

- Understand your connection history
- Data usage reports
- Customizable home screen widget to keep you updated on connectivity strength

❓Help Center
- Email us with any questions you have or let us know any trouble you’re experiencing
- Connect to our support page with News, FAQ, Feature Requests, and more
- Run diagnostics to diagnose and fix any issues

Upgrade: Pro Features
📡NEW FEATURE: Preferred Network (Google Fi users with a made-for-Fi phone)
- Choose to which cell network you prefer to stay connected
- Get an alert when Google Fi switches you to a different network with the option to switch back to your preferred network

🎁No ads

📲One tap switch with automatic dialer codes
- Google Fi users (with a made-for-Fi phone) can easily switch between cellular networks
with Accessibility support

🔔Set yourself data limits
- Monitor data usage with daily data limits you set for yourself that warn you when you use too much
- Limit data usage when you cross your defined threshold
- Set a data usage threshold to be automatically warned when you’re about to go over

📄Detailed history of your connections and signal strength
- East to understand History Cards with additional information of network connection history
- Detailed view for each History Card with additional data

📊Advanced data usage
- Monitor data usage and prevent data overages with variable date data usage reports
- Sortable by name or MB user
- See data used by carrier

🛠 Other tools
- App Shortcuts
- Quick Tile support

From version Signal Spy - Monitor Signal Strength & Data Usage 2.1:

- Added Fialer integration

Latest: 2.1 on October 10, 2019
Latest: on April 14, 2019
All versions