Piano Scales Ref
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100 calls/day, no card, no spam. Built by one person, in public.
About Piano Scales
Working with this task no longer requires installing heavy desktop software — Piano Scales runs entirely in your browser, instantly. Built to be the kind of tool you bookmark and use weekly: no surprises between visits, no degraded free tier, and a UI that gets out of the way. Like everything else in the utility collection, it is free, ad-light, and works on mobile as well as desktop.
When you'd reach for Piano Scales
You're hitting the daily limit of a paid SaaS and need a backup option for a single quick job.
Marketers and ops people whose primary tool is metered.
Stay productive without burning credits.
You're cleaning up a folder of files that accumulated over a project and need to standardize them.
Designers, writers, and developers wrapping up deliverables.
Drop each file in, copy the output, move on.
You need to handle a one-off task right before a meeting and don't have time to install anything.
Anyone working remotely on a borrowed or restricted machine.
Open the page, get the result, paste it into your doc — under a minute.
You're on a public or shared machine and don't want to leave traces of what you're working on.
Travelers, contractors, anyone working from a friend's computer.
Nothing is uploaded, nothing persists if you're not signed in.
Frequently asked about Piano Scales
- Can I use Piano Scales commercially?
- Yes. The output of Piano Scales belongs entirely to you, with no licensing restrictions.
- Is Piano Scales really free?
- Yes — Piano Scales is free for unlimited personal use, with no account required and no watermark on the output.
- Will Piano Scales change my original file?
- Never. Piano Scales only reads your input file and produces a new output file.
- Do I need to create an account to use Piano Scales?
- No. Piano Scales works without any signup. We only ask for an email if you decide to subscribe to a paid plan.
- Does Piano Scales work on mobile?
- Yes, Piano Scales is fully responsive and tested on iOS Safari and Android Chrome.
