For Windows 10 & 11 · 100% offline

Translator for CS2 – understand your teammates live

Trannel translates CS2 voice chat and game audio live and shows subtitles in an overlay over the game – so you understand teammates who speak another language.

30 minutes of live translation free every week – no sign-up, no subscription.

Demo

See it in action

Animated demo of the overlay and the voice for Discord · 38 seconds

Typical situations in CS2

Set up Trannel for CS2

  1. Install Trannel and start it – 30 minutes are free every week, no sign-up.
  2. Choose System audio as the source. If you only want one app, pick just CS2 or just Discord.
  3. In the CS2 video settings choose a borderless display mode (in CS2 it is called “Fullscreen Windowed”) instead of exclusive fullscreen – only then can Windows show the overlay above the game.
  4. Press F8 to show the overlay and F9 for click-through, so your mouse goes to the game.
  5. Pick the language you want to read – Trannel detects the spoken language automatically.

CS2 terms stay as they are

Trannel recognises when CS2 is running and keeps the words players actually say – such as rush B, eco, force buy, full buy – unchanged instead of translating them literally.

Translating into Chinese on a PC with a graphics card? 中文 Plus translates English, Japanese and Vietnamese into Chinese more naturally, including gaming slang.

Answer in their language (Beta)

With “Voice for Discord” you speak your language and your Discord group hears you translated, with a natural voice. The feature is in beta and only in the version from trannelapp.com.

Offline and separate from the game

Speech recognition and translation run on your PC; audio and text are not uploaded. Trannel does not modify CS2 or inject anything into it – it listens to Windows audio and shows its own window.

CS2 is a trademark of Valve. Trannel is an independent app and is not affiliated with, endorsed or sponsored by Valve.

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Note on “Voice for Discord”: this feature is in beta. It may contain errors and its scope and behaviour may differ from a later version. It is only included in the version from trannelapp.com. Please test it with the free 30 minutes per week before you buy. Your statutory rights remain unaffected.

FAQ

Frequently asked questions

Is Trannel free for CS2?

Yes. Trannel runs 30 minutes free every week – with every feature, no sign-up and no payment details. Licenses will be available soon.

Why don't I see the overlay in CS2?

In exclusive fullscreen Windows cannot draw other windows above a game. Switch CS2 to a borderless display mode (in CS2 it is called “Fullscreen Windowed”) and press F8.

Which languages does it translate?

20 languages, including English, Spanish, Portuguese, Russian, Japanese, Korean, Chinese, Thai, Vietnamese and Turkish – in every direction.

Does Trannel touch the game files?

No. Trannel only listens to Windows audio and draws its own overlay window; it does not change or read CS2's files. Whether third-party tools are allowed is up to Valve's rules.

Do I need a graphics card?

No. Trannel runs on the CPU; with an NVIDIA, AMD or Intel graphics card it is faster and can use more accurate models.

Community

Join the Trannel community

Get help with setup, hear about new versions first and share ideas and feedback on our Discord. Free to join.

Join Discord