Harp Tuning Ref
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100 calls/day, no card, no spam. Built by one person, in public.
About Harp Tuning
Most online tools for this task bury what you need behind ads and forms. Harp Tuning takes the opposite approach: load the page, do the job, leave. Everything happens client-side, which means your files and data never leave your machine. The interface is intentionally minimal so you can focus on the task instead of learning the tool. It pairs naturally with the other utility utilities here when you need to chain a quick workflow.
When you'd reach for Harp Tuning
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 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.
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.
Frequently asked about Harp Tuning
- Is Harp Tuning really free?
- Yes — Harp Tuning is free for unlimited personal use, with no account required and no watermark on the output.
- Does Harp Tuning work on mobile?
- Yes, Harp Tuning is fully responsive and tested on iOS Safari and Android Chrome.
- Can I use Harp Tuning commercially?
- Yes. The output of Harp Tuning belongs entirely to you, with no licensing restrictions.
- Will Harp Tuning change my original file?
- Never. Harp Tuning only reads your input file and produces a new output file.
- Do I need to create an account to use Harp Tuning?
- No. Harp Tuning works without any signup. We only ask for an email if you decide to subscribe to a paid plan.
