Play tones to make calls
Allows users to make calls using a standard landline phone system. Users hold their phone's speaker near a telephone handset or microphone and press a button to play DTMF tones.
Showing 621–640 of 1,000 ranked alternatives.
koji kamogawa
Practice QSOs with realistic calls and signals
Simulate amateur radio QSOs with CQ calls and 59 reports. Exchange phonetic call signs with varying signal levels and tone. Adjust own call sign and monitor TX/RX status. Include pseudo signal meter for realistic feedback.
Angel App Publishing Ltd.
Practice lines with manual mode
Helps users memorize lines through structured practice. Users can rehearse line by line in manual mode or with automatic pauses in gap mode. They can record their performances and replay them to refine timing and delivery.
Callture Inc.
Low-cost long distance calling simplified.
The app simplifies long-distance calling without requiring users to remember access numbers or pins. It offers local access, callback, and internet calling methods, allowing calls over Wi-Fi or data to conserve wireless plan minutes.
Vaghani Keyur
Connect, tap, and play music
Connect to Bluetooth speakers for audio playback and voice amplification. Record audio or music and share files. Make announcements or sing using the built-in microphone. No additional equipment required.
Softil Ltd
Standard voice and video communications client.
The app provides standard voice and video calls using SIP, IMS, VoLTE, or H.323 protocols. It includes features like call statistics, bandwidth estimation, and various audio/video codecs.
正行 Akamatsu
Generate tones and test audio waves
Udio tones with four waveforms: sine, square, saw, and white noise. Adjust frequency using a slider or numeric input. Control amplitude with a dB-style slider. Pan sound left or right with a slider. Toggle sound output on or off.
United GULFGATE TRD. CO
Friends and family with encrypted
Make and receive free voice and calls with contacts. Use encrypted high-quality calls. Connect with users globally. Get a Kuwait Connect Number for free local calls.
AudioCodes
Communicate with colleagues using voice.
The app syncs to a company's address book for voice-driven dialing and messaging. It supports organizational phonebook sync, voice dialing, and sending messages by voice.
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