Tap to generate tones
Generate tones for phone numbers, special characters, and pauses. Tap or hold keys to produce accurate tones. Watch digits highlight during playback for precise control. Manage tone sequences and control calls externally.
Showing 21–40 of 1,000 ranked alternatives.
David Krejci
Generate tones, test sounds, analyze frequencies
Generate tones and sounds at specific frequencies. Create single or multiple tones. Use musical note presets. Produce binaural beats. Generate SFX sounds. Analyze waves. Perform tests. Adjust settings.
Text Us Services, Inc
Call and video call with HD quality
Make calls in the U.S., Canada, Australia, and the U.K. Conduct internal video calls. Use multiple codecs for and conference calls. Send and receive HD video up to 720p. Automatically select codecs for optimal quality.
ICIM Corporation
Connect, communicate, and collaborate securely
Manage business communications with a client that supports disaster recovery. Answer calls offline using the Spoke Client, which functions like a desk phone. Send and receive messages, schedule meetings, and access contact lists.
Doximity
Connect with colleagues and share notes
Access patient records securely with HIPAA-compliant tools. Generate clinical notes and letters using AI-powered assistance. Communicate with colleagues via encrypted messaging. Stay updated with medical news and resources.
Verizon Value, Inc.
Connect globally faster than ever before.
The app allows users to call over 1,000 international destinations, including mobile phones in Mexico, Canada, China, and India. It connects calls immediately without needing an access number and supports automatic dialing from contacts.
HyperHype UAB
Generate tones, test audio, customize frequencies
Generate pure tones, frequencies, and waveforms for and headphone testing. Customize frequency ranges and noise types. Perform audio quality tests and analyze sound output. Save and share test results.
Black Cat Systems
Generate selective calling tones easily.
The app generates Selective Calling Tones. It supports numerous tone types including DTMF, CCIR, EIA, and CTCSS.
Pignology, LLC
Amateur radio logging and tools.
The app provides amateur radio logging and tools for portable or mobile operation. It offers contact logging, rig control, and various data integrations for radio enthusiasts.
SessionTalk Ltd
Connect, chat, and manage calls securely
VoIP for making calls over 3G and WiFi. Supports provisioning via QR code. Enables push notifications. Allows IT managers to deploy and manage softphones. Offers 14-day free trial for generic and whitelabel versions.
Belledonne communications
Open source internet phone and messaging.
The app provides free audio and video calls, along with text messaging. Users can receive calls and messages even when the app is not actively running, provided an internet connection is available.
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