Free tools
Small, useful tools that run in your browser. Each one does one job well: the converters save their result to your free ParrotNotes account, so it is there when you install the app, and the calculators keep everything on your screen.
- AudioTap TempoTap along to a beat on your keyboard or screen and see the tempo in beats per minute as you go. It runs in your browser.Open the tool
- AudioSound TestCheck your speakers or headphones in your browser with left and right channel tones, a frequency sweep and pink noise.Open the tool
- AudioMicrophone TestCheck your microphone in your browser: pick the device, watch the live level, then record a few seconds and play it back. Nothing is uploaded.Open the tool
- AudioM4A to OGG ConverterConvert M4A files to OGG (Opus codec) in your browser, with the bitrate you choose and no upload.Open the tool
- AudioM4B to MP3 ConverterConvert an M4B audiobook file without DRM to MP3 in your browser. Nothing is uploaded; pick a bitrate and download.Open the tool
- AudioAudio NormalizerSet an audio file's highest peak to a target you choose, such as -1 dB, then download it. It runs in your browser with no upload.Open the tool
- AudioAudio EqualizerAdjust the bass, mids and treble of an audio file with a band equalizer and presets, compare with the original, and download it. Nothing is uploaded.Open the tool
- AudioNoise GeneratorPlay pink, brown or white noise in your browser, set the volume and a timer, and download a clip as a WAV or MP3.Open the tool
- AudioNightcore MakerTurn a song into nightcore by speeding it up with the pitch rising, preview it and download the MP3 or WAV. Nothing is uploaded.Open the tool
- AudioDeep Voice ChangerUpload or record your voice and make it deeper, with a slider for how low it goes. It runs in your browser with no upload, and saves as MP3 or WAV.Open the tool
- AudioMorse Code Audio TranslatorDecode Morse code from an audio file into text, or turn text into Morse code and play or save it as audio. It all runs in your browser.Open the tool
- AudioRobot Voice GeneratorUpload or record your voice and turn it into a robot, with adjustable strength. It runs in your browser with no upload, and saves as MP3 or WAV.Open the tool
More tools are on the way. Have one in mind? Tell us at support@parrotnotes.app.