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Whisperr

Japanese โ†” Korean

Translate Japanese to Korean by Voice in Real Time

Whisperr translates spoken Japanese to Korean โ€” and Korean back to Japanese โ€” live, with about 0.2 seconds of latency. Two-way, auto-detecting, and ready for conversations, calls, and video.

00:00 / 01:00
[JA]ใ“ใ‚“ใซใกใฏ๏ผใฉใ†ใ•ใ‚Œใพใ—ใŸใ‹๏ผŸ
[KO]์•ˆ๋…•ํ•˜์„ธ์š”! ๋ฌด์—‡์„ ๋„์™€๋“œ๋ฆด๊นŒ์š”?
[JA]ไบŒไบบ็”จใฎใƒ†ใƒผใƒ–ใƒซใ‚’ใŠ้ก˜ใ„ใ—ใพใ™ใ€‚
[KO]๋‘ ๋ช… ์ž๋ฆฌ ๋ถ€ํƒํ•ฉ๋‹ˆ๋‹ค.

This is a sample. Tap Record to sign up free and translate live, both ways.

~0.2s
Average latency
Two-way
Japanese โ‡„ Korean
Auto-detect
No manual switching
100+
Languages supported

How to translate Japanese and Korean live

Three ways to use it โ€” face-to-face, on a call, or while watching video.

Whisperr translating Japanese and Korean in real time โ€” Face-to-face conversation 1Whisperr translating Japanese and Korean in real time โ€” Face-to-face conversation 2Whisperr translating Japanese and Korean in real time โ€” Face-to-face conversation 3Whisperr translating Japanese and Korean in real time โ€” Face-to-face conversation 4

Built for live conversation

Everything you need for Japanese โ†” Korean

Real-time, two-way voice translation โ€” not a file-based or one-way tool.

Two-way, auto-detect

Speak Japanese or Korean and Whisperr detects which and translates the other way โ€” no toggling.

Real-time

Translation in about 0.2 seconds, fast enough for natural back-and-forth.

Read or hear it

Show the translation on screen or have Whisperr speak it aloud.

100+ languages

Beyond Japanese and Korean, Whisperr covers over 100 languages, including long-tail ones.

Every device

Native iOS, iPad, Mac, and Android apps, plus a web app and Chrome extension.

Broadcast Mode

Share a room link so others read your translated Japanese or Korean in their browser โ€” no app needed.

Available everywhere

Supported Platforms

One unified login works everywhere. Sign in once and use Whisperr on native iOS, iPad, and Mac apps, on Android, in your browser, or as a Chrome extension.

Speak Japanese and Korean without the barrier

Start your next conversation, call, or video with live translation โ€” free to try.

Start Translating Free

Japanese to Korean translation FAQ

Can I translate Japanese to Korean by voice in real time?+
Yes. Whisperr listens to spoken Japanese and shows or speaks the Korean translation live, with about 0.2 seconds of latency โ€” in person, on calls, or over video.
Does it translate both directions?+
Yes. It auto-detects Japanese and Korean and translates each into the other automatically, so a two-way conversation just flows.
Where can I use it?+
Face-to-face (microphone), on video calls (browser tab capture), and while watching video (floating subtitles on iOS & Android or tab capture).
Which devices are supported?+
Native iOS, iPad, Mac, and Android apps, plus a web app and a Chrome extension. One login works everywhere.
Is it free?+
You can start for free. Unlimited real-time use is available on a low flat annual plan, with no per-minute metering or per-language caps.

Ready to translate Japanese and Korean live?

Break the language barrier in any conversation, call, or video.

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