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Pricing

Why per-listener pricing is broken

The BabelCast team
Jun 2026 · 6 min read

Per-listener pricing is a holdover. It made sense when reaching one more person meant handing out one more receiver or squeezing another interpreter into the booth. Every extra listener cost somebody real money, so charging per head matched the economics.

Software broke that link. Once a translation streams over the internet, the difference between 50 listeners and 5,000 is a rounding error. Plenty of tools still bill as if each new listener were a new headset, though, and the result is perverse: the better your event goes, the worse your invoice looks.

Charging by the listener means taxing you for reaching people. Reaching people is the one thing an event is for.

What you're actually paying for

The real cost in live translation is the work itself: turning speech into text, text into other languages, and language into natural audio. That work scales with two things, and only two.

  • Time spoken. More minutes of speech means more processing.
  • Languages produced. Each target language is its own translation stream.

Listeners aren't on that list. Once a language stream exists, sending it to one person or a full stadium costs about the same. So we bill by the source-hour of live translation, bundle your languages into the plan, and keep listeners off the meter entirely. Concretely: pay-as-you-go is $25 per source-hour whether four people join or four hundred.

Why it matters for events

Events are one-to-many by nature. Nobody preaches a sermon or gives a safety briefing hoping fewer people hear it. Per-listener billing works against that, and it pushes organizers toward absurd choices, like leaving the QR code off the closing slide because every extra scan costs money. That's a pricing model actively making an event worse.

Flat, per-source-hour pricing removes the math. Print more bulletins, let the overflow room scan in. One more listener never costs you anything.

Free listeners on every plan. Try it yourself.

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Listeners are never metered per person; very large audiences follow fair-use capacity limits. See Terms.

Questions this post answers

No. BabelCast bills by the source-hour of live translation, so pay-as-you-go costs $25 per source-hour whether four people join or four hundred. Listeners are never metered per person; very large audiences follow fair-use capacity limits. One more listener never changes the invoice.

Two things: time spoken and languages produced. More minutes of speech means more processing, and each target language is its own translation stream. Listener count is not on that list, because once a language stream exists, sending it to one person or a full stadium costs about the same.

Languages within your plan never multiply the bill. BabelCast bundles languages into the plan and meters only source-hours of live translation, so running every language you selected costs the same as running one. Plans gate how many can run at once: 4, 8, or 16 simultaneously.

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