Radon Sniffer

Jun 22, 2025

Older Versions of Radon Sniffer

If you are experiencing issues with the latest version of Radon Sniffer due to bugs or incompatibility with your device, downloading an older version can be a practical solution before the app developer fixes the problem. APKPure offers all of the older versions of Radon Sniffer that are compatible with various devices and Android systems. Download rollbacks of Radon Sniffer for Android. All downloads from APKPure are free from viruses and provide a fast, secure way to get the app version history you need.

All Versions of Radon Sniffer

4.7.33(88)APK
Jun 22, 20252.8 MBAndroid 5.0+
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What's new in the version 4.7.33
Updated on Jun 22, 2025
- Fixes for Thoron procedure and pump control.
4.7.32(87)APK
May 24, 20252.8 MBAndroid 5.0+
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What's new in the version 4.7.32
Updated on May 24, 2025
- Adjusted counts to Bq/m3 conversion factor (user custom factors still apply).
- App conversion factor can now to updated without being connected to sniffer.
4.7.31(86)APK
Mar 11, 20252.8 MBAndroid 5.0+
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What's new in the version 4.7.31
Updated on Mar 11, 2025
Improved thoron procedure UI, added disconnect confirmation.
4.7.30(85)APK
Feb 20, 20252.8 MBAndroid 5.0+
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What's new in the version 4.7.30
Updated on Feb 20, 2025
Updated buttons for Thoron tab.
Now require the user to confirm they wish to disconnect from a device.
4.7.27(82)APK
Jan 9, 20252.8 MBAndroid 5.0+
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What's new in the version 4.7.27
Updated on Jan 9, 2025
- Added optional tab for radon in water testing.
- New Thoron procedure to determine the ratios of Rn222 and Rn220 present in a sample.
- Bug fixes.
4.7.25(80)APK
Dec 29, 20242.8 MBAndroid 5.0+
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What's new in the version 4.7.25
Updated on Dec 29, 2024
- Added optional tab for radon in water testing.
- New Thoron procedure to determine the ratios of Rn222 and Rn220 present in a sample.
4.7.24(79)APK
Nov 4, 20232.8 MBAndroid 5.0+
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What's new in the version 4.7.24
Updated on Nov 4, 2023
- Fix for crash caused by language localization.
4.7.23(78)APK
Oct 15, 20232.8 MBAndroid 5.0+
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What's new in the version 4.7.23
Updated on Oct 15, 2023
- Support for newer Android versions.
- Support for Android 12+ permissions.
4.7.22(77)APK
Apr 19, 20222.8 MBAndroid 5.0+
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What's new in the version 4.7.22
Updated on Apr 19, 2022
- Fixed naming issues with some devices.
- Fixed connection issues with some devices.
- No longer displaying "Unknown Devices" on Bluetooth scans.
- Connections now cancelable.
- Legacy data logging removed. All data logging should now be done through the live graphing system.
4.7.21(76)APK
Oct 27, 20212.8 MBAndroid 5.0+
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What's new in the version 4.7.21
Updated on Oct 27, 2021
- Fix for firmware update issue

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