AI-powered subtitle
correction for fitness
content.

It'sInstant

NulScript fixes garbled gym jargon, mangled macros, and clinical terms your captioning tool never learned — in seconds.

Niche-aware

Fitness, nutrition, and health vocab built-in.

Instant

Paste, click, done. No accounts needed.

Transparent

See every change in a clear report.

Real examples from a fitness podcast

Before

"I like the pendulum squat the best at the moment, but Smith machine squats, pack squats, Bulgarian split squats."

After

"I like the pendulum squat the best at the moment, but Smith machine squats, hack squats, Bulgarian split squats."

Before

"That's Dr. Mike Zortos, a professor cited in over 6,000 studies."

After

"That's Dr. Mike Israetel, a professor cited in over 6,000 studies."

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