The full feature breakdown.

Everything MulingStream does, the basics and the details that matter once you're deep into a real service or session.

Languages & coverage

100+ source languages. 100+ translation targets. Natural-sounding voices across every quality tier.

Catches the speaker's words

Highest-accuracy listening across 100+ source languages and accents, and you can add your own keywords and speaker profiles to sharpen it further. Robust to background noise, music, applause, and coughs.

Smart Translation

Meaning-accurate translation into 100+ languages, on every plan. It captures what the speaker actually means, not just the words they used.

Voice synthesis

4 quality tiers: Standard, Enhanced, Premium, and First Class with voice cloning. Natural, expressive voices that match the moment.

Rooms & broadcasting

Built for the way live events actually work, multiple speakers, multiple breakout rooms, real-world Wi-Fi.

Multi-target rooms

Several target languages live at once in the same room, up to 10 on the top plan and fewer on smaller ones. Each listener picks their own.

Concurrent rooms

Run your main stage, breakouts, and workshop tracks at the same time. Pro supports 2 concurrent rooms, Business 5.

Private by default

Every room is private. Listeners join with a passcode, an invitation link, or a QR code, in the room or from home. Revoke a listener in one click, or regenerate the code for a fresh start.

QR or 7-digit code

Listeners join by scanning a QR code or entering a 7-digit code. Put it on a printed bulletin, a projector slide, or signage, or share the link in a message, in person or remote.

Near-instant translation

Built for speed: captions land almost the instant words are spoken, with voice moments behind. Some of the lowest latency in live translation, so your listeners follow in the moment, not after it.

No app, just a browser

Listeners join right in their phone's browser, nothing to download and no account to create. Tap the link or scan the code and they're in, on any phone, tablet, or laptop.

Accuracy & context

The features that take translation from word-for-word to professional-grade.

Smart Translation

The most accurate live translation you'll find anywhere, on every plan. It reads unclear and ambiguous phrasing the way a person would, getting the meaning right, not just the words.

Context Enhancer

Paste in the sermon notes, conference agenda, or course syllabus beforehand. The translation uses it as context for the whole session, not just the current sentence, so it knows where things are headed.

Keywords

Add your own keywords per room or session: names, places, ministry vocabulary, technical terms. The translation locks onto them so they come out right every time, and the more you add, the more accurate it gets.

Smart Hints

Custom glossary per room or per session. Names, places, ministry vocabulary, technical jargon, brand names. Add once, stays accurate.

MulingDisplay projection

The projection layer that turns translation into a visible part of the event.

Turn any screen into a live display

MulingDisplay turns any screen, a projector, a second monitor, or a TV, into a live captions and translation display. Create a display, share its link with whoever runs the screen, and it updates in real time as you speak.

Split it into language zones

Pick a layout and divide one screen into up to 4 zones, each showing a different language, the explained hints for a language, or a QR code your audience scans to join. Set the text color and size per zone, on a clean solid-color background, and run sever

Frequent questions

What’s the difference between “100+ supported languages” and “simultaneous languages per room”?

“Supported languages” means Mulingstream can translate across 100+ languages overall across the platform. “Simultaneous languages per room” means how many target languages you enable for one event at the same time. This is plan-based (for example, up to 5). During the event, listeners in the same room can join at the same time and each choose one of the enabled languages to read captions or listen to audio in their own language.

How many languages can I run at once?

Mulingstream supports 70+ languages overall. For each room, you choose your speaking language and add multiple listener languages based on your plan (up to 5). Your audience can listen at the same time — each person in their own language.

Is it accurate enough for live venues?

Yes — it is designed for clear, continuous speech in halls, classrooms, and auditoriums. For best results, use a good microphone and avoid heavy background noise (a mixer feed from the venue mic is ideal). We are constantly improving the qualities.

What are the Audio Quality tiers?

Mulingstream offers four audio quality tiers for translated voice output. You pick a tier per target language when you create a room. The four tiers: Standard (free): Azure Neural voices. Good quality, lowest latency. The default if you do not change anything.Enhanced: ElevenLabs Flash. Faster than Standard with better expression. Recommended for most events.Premium: ElevenLabs Turbo. Very natural prosody, slightly higher latency.First-Class: ElevenLabs v3. Near-human quality, highest latency. All four tiers are available on every plan including Free, but the credit rate per minute increases with each tier and is higher on lower-tier plans. The credit calculator on the room page shows your exact per-language addon before you start. If a premium tier ever fails, the system falls back to Standard automatically so your session never breaks.

What does “Listeners per room” mean?

It’s the maximum number of people who can join one room at the same time. If you expect a large crowd, choose a plan with a higher listener limit (or contact us for enterprise needs).

What are “Seats (Concurrent Recording)”?

Seats represent how many rooms you can run at the same time under one subscription. For example, 2 seats means you can have two live sessions running concurrently.

Can I test my setup before the event?

Yes—testing is recommended. Create a small room and run a short rehearsal: Use the same microphone/source you’ll use on the dayAdd 1–2 target languages and have a friend join as a listenerVerify captions, audio output, and latency If you plan to use a mixer/PA feed, test that exact connection This is the best way to catch microphone, browser-permission, and environment-noise issues before the event.

What is the credit rate shown when I create a room?

When creating or editing a room, you'll see a credit rate estimate based on your selected configuration. What it shows: Base rate: 1.0 credit/min for source + first target language Extra languages: Additional cost per extra target language Total rate: Credits consumed per minute when live Hourly estimate: Total credits for a 1-hour session Example display: Base (English > Spanish): 1.0 cr/min + French (extra): 0.9 cr/min + German (extra): 0.9 cr/min ───────────────────────── Total: 2.8 cr/min (168 cr/hour) Important: This rate is locked when you start streaming. You cannot add or remove languages during a live session. Use this calculator to plan your sessions and ensure you have enough credits before going live. Smart Hints addon if enabledVoice quality tier addon if you select Enhanced, Premium, or First-Class voices for any target languageContext Enhancer is free on Pro and Business plans, no addon shown

Can I change languages during a live session?

No. Source and target languages are locked when you start streaming and cannot be changed during an active session. Why this design: Ensures predictable credit consumption (rate shown before you start) Maintains stable audio/caption streams for listeners Prevents accidental configuration changes mid-event If you need different languages: Stop the current session Create a new room with the correct language configuration Share the new passcode/link/QR with your audience Start the new session Tip: Test your language setup in a short rehearsal session before your main event to confirm everything is configured correctly.

What does “Rooms” mean in the plan?

“Rooms” refers to how many rooms you can create/manage under your account (often used for separate events). Many hosts create a new room per event for clean access control and new passcodes/QR codes.

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