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.
- EstimatingAsphalt CalculatorEstimate how many tons of hot mix asphalt a driveway or parking lot needs from its area and depth, and what it will cost.Open the tool
- EstimatingBoard Foot CalculatorWork out board feet for one board or a whole lumber list from thickness, width and length, with the total and the cost.Open the tool
- EstimatingGravel CalculatorWork out how much gravel, mulch, topsoil or sand a job needs in cubic yards and tons, and what it will cost.Open the tool
- SalesPurchase Order TemplateFill in a purchase order with supplier, ship-to, line items, tax and terms, then print it or save it as PDF.Open the tool
- MeetingsSign-In Sheet TemplateMake a printable sign-in sheet for a meeting, training or event, with the columns you choose, then print it or save it as PDF.Open the tool
- PaySelf-Employment Tax CalculatorEstimate self-employment tax on 1099 income: Social Security and Medicare at the 2026 rates, and the half you can deduct.Open the tool
- PayHourly to Salary CalculatorConvert an hourly wage to a yearly, monthly, biweekly and weekly salary, or a salary back to an hourly rate.Open the tool
- AudioWebM to MP3 ConverterConvert WebM audio and screen recordings to MP3 in your browser, with a choice of bitrate, without uploading them.Open the tool
- AudioFLAC to MP3 ConverterConvert FLAC audio files to MP3 in your browser, with a choice of bitrate, without uploading them.Open the tool
- AudioVolume BoosterMake a quiet recording louder in your browser: boost or normalize the volume without clipping and save it as MP3 or WAV.Open the tool
- AudioAudio JoinerMerge two or more audio files into one, in the order you choose, with an optional gap or crossfade, and save it as MP3 or WAV.Open the tool
- AudioAudio TrimmerCut the start, end or a middle section out of an audio file in your browser and save it as MP3 or WAV.Open the tool
More tools are on the way. Have one in mind? Tell us at support@parrotnotes.app.