Best FourTwnty Alternatives for Android
Discover the best apps like FourTwnty by RETROO DEVELOPER. Curated by the APKPure Editorial Team and based on app features, usability, and user feedback, these recommendations ensure reliable performance and great user experience. Explore the best alternatives to FourTwnty and find the perfect app for your everyday needs.
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Use the phone microphone or headset mic as sound amplifier for louder hearing. -
1 Reviews47.6 MBSizeJun 9, 2026Update Date
Hearing Amplifier, Hearing aid app, Hearing test, Volume booster, Volume control
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BeMore - for your hearing aids
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Control your HANSATON hearing aids with your smartphone.
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miniVNA Antenna Analyzer
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0 Reviews5.9 MBSizeSep 24, 2019Update Date
Measure the environmental noise in real time & know if it lies in the safe zone.
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The Most Trusted Locator, Guide & Monitor For Family & Women For Safe Travel
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LoggerLink is a simple yet powerful Campbell datalogger communication tool
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The Miracle-Ear App helps you realize the full potential of your hearing aids
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Decode and encode RTTY with build-in microphone/speaker or wired to your radio.
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Simple logbook for amateur QSO with ADIF export/import
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0 Reviews12.8 MBSizeAug 11, 2026Update Date
Explore the US ham radio band plan
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Real-time safety alerts. Call 911, notify contacts, panic button ready.
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0 Reviews3.8 MBSizeAug 11, 2024Update Date
Tool to view complete CW, Digital, Phone and Mixed contest calendar
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0 Reviews4.9 MBSizeMar 25, 2026Update Date
The Noise Tracker is a sound meter app for noise monitoring and data management.
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0 Reviews4.4 MBSizeJul 8, 2021Update Date
Quick and accurate flight record creation with integrated Crew Pictures.
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Thinking of visiting paradise? Look no further than Boracay!
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Take your HAM radio transceiver in your pocket
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Anti-spyware tool: Real-time access monitoring, camera & microphone blocker
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Vibration accelerometer (measure - store - analyze)
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