It works!
I had been looking for an app to verify the responses of my NTP servers. This app is fast, simple and seems to reliably work. Any chance for future NTS support? ;)
Free
About
This utility app allows you to query NTP servers on the internet and view detailed information from their responses. It helps troubleshoot server issues by providing protocol version, stratum, reference time, and leap second status directly from your device.
✓Query NTP servers
✓View protocol version
✓Check server stratum
✓Report reference time
✓Detect leap seconds
✓Troubleshoot network issues
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What's New in NTP Inspector
0.5
July 10, 2026
- Show the timestamp of the NTP packet transmission and receipt - Show the raw (hex) Reference ID instead of just the IPv4 Hint
User reviews
FAQ
What information does NTP Inspector provide about NTP servers?
NTP Inspector reports detailed information from NTP server responses, including protocol version, mode, server stratum, precision, reference time, and whether a leap second is present.
How does NTP Inspector help with troubleshooting?
It allows you to query NTP servers directly from your device, providing a unique perspective for troubleshooting issues without needing laptop access. This helps identify problems as seen from your specific location.
Is NTP Inspector free to use?
Yes, NTP Inspector is completely free to download and use. There are no in-app purchases or advertisements.
What devices is NTP Inspector compatible with?
NTP Inspector is available for iPhone and iPad devices.
How often is NTP Inspector updated?
The app was last updated on March 18, 2026, with version 0.4. This indicates active development and potential for future improvements.
What is the age rating for NTP Inspector?
NTP Inspector has an age rating of 4+, making it suitable for a wide range of users.
Does NTP Inspector offer privacy when checking servers?
Yes, the app is designed for complete privacy, as it queries servers directly from your device and does not rely on external services for its checks.
