Comparison
PC Game Translators Compared: What Each One Actually Does
Twenty-five screen, voice and open-source translators for PC games, side by side on what they cover, where they run, how many languages they claim, what they say about speed and how they charge. Built from public sources, checked on 2026-10-28, with Unitra AI listed on the same terms.
Public data only, no hands-on benchmark yet.Sources checked 2026-10-28.
Windows 10/11 · Free tier included · No credit card required
macOS:Apple siliconSteam
How to read this
Five Things a Game Translator Can Do, and How We Compared Them
A PC game translator can do up to five things: read screen text (menus, quests, subtitles, chat boxes) automatically or by hotkey; translate typed chat both ways; hear voice chat and show it as subtitles; speak your words back through a virtual microphone; and put captions on your stream. Most tools do one. Fewer than ten do three or more.
Every row below comes from the vendor's own store page, website, documentation or repository and from public store reviews. Language counts are the vendor's; where their own pages disagree, both numbers are shown. Latency figures are vendor claims unless a row says users or the author measured them. Prices are left out because they change; the pricing model is what matters for choosing. Nothing has been installed and timed under identical conditions yet. When that hands-on round happens, the setup and results will be published here.
Coverage
Tools That Do Three or More
| Tool | Screen text | Typed chat | Hears voice chat | Speaks back | Stream captions |
|---|---|---|---|---|---|
| Unitra AI | Yesautomatic (Windows) | Yes | Yesoverlay subtitles | Yesvirtual microphone (Champion, Windows) | YesOBS browser source |
| Playto | Yesautomatic | No | Betagame dialogue | No | YesOBS browser source |
| Gaminik | Yesautomatic | Image only | Yeswith credits | No | No |
| Glint Translator | Yesautomatic | No | Yessystem audio | No | No |
| Live Translate | Hotkey regions | No | Yes | No | No |
| Quick Translate Engine | Yessubtitle tracking | Hover | Beta | No | No |
| RSTGameTranslation | Yesup to 5 regions | Clipboard | Yes | Reads aloudno virtual mic | No |
| CaptionsRush | No | No | Yes | No | Yesnative OBS plugin |
| GamerTranslate | No | No | Yes | YesVB-Cable | SRT export |
Unitra AI fills all five columns; the next widest tools fill three. Whether that matters depends on whether you play alone or with strangers: for a single-player game, one good OCR column is enough.
Screen translators
Screen (OCR) Translators for Windows
| Tool | What it covers | Where it runs, API key | Languages (vendor count) | Latency (vendor claim) | Fullscreen | Pricing model |
|---|---|---|---|---|---|---|
| Unitra AI Unitra, Inc. | Screen text automatically as it changes in a chosen area (Windows, every plan), snip and paste, typed chat; voice chat too (see the voice table) | Text and speech recognized on your PC; translation in the cloud, tuned for gaming vocabulary. No API key | 35 | Follows the area as the text changes; about 1 s for voice (our claim, not independently measured) | Click-through overlay in borderless and windowed games; Xbox Game Bar widget for exclusive fullscreen | Free daily allowance; subscription, lifetime or 24-hour pass |
| Game Overlay Translator R.U Studio | Screen text, automatic or by hotkey, in an overlay | Fully on your PC: RapidOCR with FuguMT or Argos, optional local LLM. No API key | 35 | Median about 0.6 s in auto mode on a GPU, 0.3 to 1.3 s on low VRAM (vendor benchmark) | May not show over exclusive fullscreen; borderless recommended | One-time purchase on Steam |
| Playto / Playto Lite totte-dev | Screen text (fixed region or window), game audio captions (beta, game dialogue rather than chat), OBS browser source | Local llama.cpp models (about 8 GB VRAM for the large one) plus an optional cloud. No API key | 23 to 25 (the vendor pages differ) | "About 1 to 2 seconds" with the built-in model (vendor claim) | Borderless recommended; fullscreen needs a region set in the preview | One-time purchase, optional cloud hour packs; Lite is free |
| Gaminik LangBag | Screen text (automatic, region, image) and Windows voice translation that spends credits | OCR on your PC; translation in the cloud through DeepL, ChatGPT, Claude, Gemini or DeepSeek. Premium engines cost credits | 100+ | "Under 1 second" (vendor claim) | Not stated | Free daily credits; monthly, yearly or lifetime plans |
| Glint Translator Mushav Software | Screen text (full screen, region, fluid) and system audio captions with speaker separation | Offline engine, or bring your own cloud key (OpenAI, DeepL, Gemini, Deepgram) | 240+ in the cloud, 26 in the Steam offline version | "Under 50 ms" with no conditions given (vendor claim) | Not stated | One-time purchase on Steam; licence with a trial on the Microsoft Store |
| Real Time Game Translator OD Forge | Screen text, one region, automatic | OCR on your PC; Google translation free, DeepL, Google Cloud or Azure with your own key in Pro | 21 | No figure published | Borderless recommended | Free; Pro is a one-time purchase |
| WindowTranslator StudioFreesia, MIT | Screen text by window capture | Bergamot on your PC by default; Google, DeepL, Gemini or ChatGPT plugins with your own key | Not listed | No figure published | Cannot capture DRM-protected windows | Free, open source |
| Language Lens TechEllements | Screen text through a lens, single shot or continuous | Fully offline: RapidOCR and M2M-100. No API key | 24 to 63 (three vendor pages disagree) | No figure published | Not stated | One-time purchase with a trial |
| Live Translate DRYazilim | System audio or microphone captions with speaker separation, plus hotkey screen regions replaced in place | Fully offline on your GPU: 8 GB VRAM minimum, 40 to 60 GB of disk for the models. No API key | 30 to 140+ (the vendor pages differ) | "1 to 3 seconds" (vendor claim) | Not stated | One-time purchase on Steam (Early Access) |
| Quick Translate Engine Caen Studio | Subtitle region tracking, hover translation and voice translation (beta) | Offline mode, or bring your own key (DeepL, Google, OpenAI) | 30 | No figure published | Not stated | One-time purchase on Steam |
| Realtime Screen OCR Translator Alright Peaches | Screen text, one region, automatic | Tesseract on your PC; translation in the cloud. No API key | 103 | Users report 1 to 2 s in Steam reviews | Not stated | One-time purchase on Steam |
Voice translators
Voice Chat Translators, Bots and OS Features
| Tool | What it covers | Where it runs, API key | Languages (vendor count) | Latency (vendor claim) | Fullscreen | Pricing model |
|---|---|---|---|---|---|---|
| Unitra AI Unitra, Inc. | Teammates’ voice and your microphone as overlay subtitles; Voice Output speaks your translated words into a virtual microphone (Champion, Windows); typed chat, screenshots and automatic screen text; OBS browser source | Speech recognition on your PC, with cloud assist for speech features under heavy load; translation in the cloud. No API key | 35 | About 1 s end to end for voice; 1 to 2 s for Voice Output (our claim, not independently measured) | Click-through overlay in borderless and windowed games; Xbox Game Bar widget for exclusive fullscreen | Free daily allowance; subscription, lifetime or 24-hour pass |
| GamerTranslate independent | Per-application audio to captions and spoken translation; push-to-talk into a VB-Cable virtual microphone; SRT export | Cloud only, with your own OpenAI or AssemblyAI key; voice detection on your PC | 99+ | "Under 1 s" (vendor claim) | Small floating window | One-time licence plus your own API usage; paid trial |
| CaptionsRush EqualGaming | Discord bot, microphone, system or per-process audio to captions; native OBS plugin with CEA-608 captions | Community Edition recognizes on your PC (sherpa-onnx, Whisper); translation and speaker separation are cloud only. No API key | 125+ transcribed, 60+ translated | "Under 50 ms" (vendor claim) | Overwolf overlay | Free Community Edition; cloud minutes free, then metered |
| StreamVox AlekGir | System, microphone or per-app audio to captions and spoken translation; conversation mode; Windows, Mac and iPhone | Cloud (engine not named). No API key | 61 | "Low latency", no figure published | Always-on-top teleprompter window | Free daily minutes; hour packs and an unlimited tier |
| Live Translate DRYazilim | System audio or microphone captions, plus screen regions (see the screen table) | Fully offline on an 8 GB+ GPU | 30 to 140+ | "1 to 3 seconds" (vendor claim) | Customizable overlay | One-time purchase on Steam |
| NeuroVox Discord bot | A bot joins the voice channel, repeats the translation aloud and keeps a text log | Cloud (OpenAI Whisper). No API key | 24 to 30 (the vendor pages differ) | "Under 2 seconds" (vendor claim) | None; it lives inside Discord and needs server permission | Free daily minutes; monthly plans per user or per server |
| HaloVoice Monkiia, GitHub | Speaks your translated voice into a virtual microphone, with captions | "Runs on device", but latency "depends on device and network" (vendor wording). No API key | 10 to 30+ (release notes and site differ) | "Under 200 to 300 ms" (vendor claim) | Movable caption window; explicitly does not draw over the game | Free tier (daily cap stated inconsistently); Pro subscription |
| VoxisLive VoxisLive Ltd | Loopback audio to dubbed speech and captions | Voice detection on your PC; recognition and translation through Gemini Live or Qwen Realtime in the cloud; your own key unlocks unmetered use | 79 (35 with voices) | "A few seconds", explicitly not zero (vendor wording) | No game overlay; captions in the main window | Free daily minutes; minute packs and subscriptions billed by session length |
| Windows 11 Live Captions Microsoft | Captions for any PC audio, optionally including the microphone | Fully on your PC; translation only on Copilot+ PCs (24H2 or later) | 21 recognized; 40+ translated into English, 27 into Simplified Chinese | No figure published | Floating, or docked top or bottom | Included with Windows |
Open source
Open-Source and Community Projects
| Project | What it covers | Where it runs, API key | Languages (vendor count) | Latency (vendor claim) | Fullscreen | Pricing model |
|---|---|---|---|---|---|---|
| Interpreter bquenin, MIT | Screen text, automatic and continuous, from a window or a capture card | Fully offline: MeikiOCR and Sugoi V4; optional Ollama or OpenAI-compatible endpoint | Japanese to English built in; more through owocr and an LLM | About 100 to 300 ms per line on an RTX 4070 Ti, "seconds per line" on CPU (author benchmark) | Windows, macOS, Linux; emulators in windowed mode | Free. Active, with a release in the week before the check |
| Translumo Apache-2.0 | Screen text, manual region, continuous | Windows OCR or EasyOCR on your PC; Google translation without a key, DeepL or Yandex with one | OCR for 5 scripts, translation into 34 | No figure published | Needs borderless or windowed mode | Free. One release in the 12 months before the check |
| LunaTranslator GPL-3.0 | Text hooking first, with screen OCR, emulator hooks and embedded translation | Built-in PP-OCR on your PC; many LLM platforms with a key; offline models available. Uses DLL injection | Depends on the engine | No figure published | Visual novels and single-player games; injection is a poor fit for online games with anti-cheat | Free. Updated almost daily |
| RSTGameTranslation thanhkeke97 | Up to 5 screen regions that follow the window, Whisper or FunASR listening, clipboard and text-to-speech | OneOCR on your PC; Google without a key, or Gemini, Groq, ChatGPT, Ollama, LM Studio | Not fully listed | Users report about 1 s OCR plus about 1 s translation | Hidden by exclusive fullscreen | Free. 33 releases in the 12 months before the check; licence file and README disagree |
| MORT kmonkeyhead, MIT | Multiple screen regions in a real-time loop | Tesseract, Windows OCR, Google Vision or EasyOCR; Papago, Google, DeepL or ezTrans (local Japanese to Korean) | English and Japanese by default | No figure published | Explicitly no fullscreen support | Free. 20 releases in the 12 months before the check; popular in Korea |
| UGTLive Seth Robinson | Automatic screen rectangles, GPT Realtime listening and text-to-speech | GPU OCR on your PC (EasyOCR, Paddle, docTR); cloud with your OpenAI key or local llama.cpp. Wants an RTX card with 8 GB+ | 26 | No figure published | Not stated | Free |
| XUnity.AutoTranslator bbepis, MIT | A Unity plugin that replaces UI text inside the game | Google without a key by default; DeepL or Watson with one; Sugoi or Ollama offline endpoints | Any | Not applicable | Modifies the game, so it is for single-player Unity games, not online games with anti-cheat | Free. 448 open issues at the check |
Which one
Pick by What You Play
Single-player JRPGs and retro games, offline
Interpreter (Japanese to English, open source), Game Overlay Translator or Language Lens. All three run entirely on your PC with no account and no API key.
Multiplayer voice chat with strangers
Unitra AI if you want it in one app with an overlay and no API key. GamerTranslate if you prefer to bring your own OpenAI key. CaptionsRush if you already live in Overwolf and Discord.
Discord servers you administer
NeuroVox or the CaptionsRush bot can sit in the channel for everyone. For servers you do not control, a desktop tool that hears your own audio (Unitra AI, StreamVox, VoxisLive) needs no permission from the server.
Speaking back in their language
Unitra AI Voice Output, GamerTranslate or HaloVoice all speak into a virtual microphone. Every Windows tool in this class relies on a virtual audio device; check what the game sees before a ranked match.
Visual novels and text-heavy single-player games
Unitra AI first: automatic screen translation follows the dialogue box as it changes, snip and paste covers menus and item text, and nothing touches the game process. Text hookers such as LunaTranslator read the text directly, which can beat OCR on accuracy, but they inject into the game, so keep them to offline games.
Subtitles for your stream viewers
Unitra AI first: the same translated lines go to your overlay and to an OBS browser source styled in Overlay Studio, so you and your viewers read them at the same moment. Playto also offers a browser source and CaptionsRush a native OBS plugin. StreamTranslate captions viewers only, without translating for you.
Where Unitra AI sits
Where Unitra AI Fits
Unitra AI is the widest tool in these tables: automatic screen text, typed chat, voice chat subtitles, Voice Output and stream captions in one desktop app, with speech recognition on your PC and no API key to bring. It is built for the multiplayer case, where the thing you cannot read is a teammate talking, and it is free to start.
It also makes a privacy promise that few tools in these tables state at all. Speech is recognized on your device and your audio is not uploaded; when your PC is under heavy load, one recognition step can run on Unitra's own servers from speech features rather than the audio itself, and that can be switched off. Translations are processed on the fly and not stored. Sharing data to improve the models is a single opt-in, off by default, and audio of other people on a call is never uploaded. The full commitments are in the privacy policy.
Where it is not the pick: if you play single-player games in one language pair and want a one-time purchase that runs entirely offline, Interpreter or Game Overlay Translator will serve you well. Unitra AI is subscription based, with a Free plan, a lifetime option and a 24-hour pass, and its Steam listing is new (October 2026), so judge it on the Free plan rather than on review counts.
FAQ
Game Translator Comparison, Questions Answered
What is the best game translator for PC?
It depends on what you need translated. For on-screen text in single-player games, free offline OCR tools such as Interpreter, Game Overlay Translator or Translumo are the usual community picks and need no account. For live voice chat with teammates, you need a tool that hears audio: Unitra AI, GamerTranslate, CaptionsRush, StreamVox or VoxisLive. Unitra AI is the one tool in the tables above that fills all five columns (automatic screen text, typed chat, voice listening, speaking back, stream captions) in one app, and it is free to start. This page is compiled from public sources, not a hands-on benchmark, so treat every speed figure as a vendor claim.
Is there a free game translator for PC?
Yes, several. Interpreter, Translumo, LunaTranslator, MORT, WindowTranslator and RSTGameTranslation are free and open source. Playto Lite, Real Time Game Translator and the CaptionsRush Community Edition are free editions of commercial tools. Windows 11 Live Captions is built into Windows, with translation on Copilot+ PCs. Unitra AI has a Free plan with a daily allowance of voice translation plus automatic screen translation on Windows.
Do screen translators work in fullscreen games?
Mostly not. Nearly every OCR tool in the screen table asks you to run the game borderless or windowed, because an overlay cannot be drawn over an exclusive fullscreen surface. Playto suggests setting a region in its preview instead. Unitra AI shows the same subtitles in a widget for Xbox Game Bar, which is part of Windows and can appear over exclusive fullscreen; see the fullscreen game translator page.
Will a game translator get me banned?
In the public sources checked for this page there is no report of a PC player banned for using any of these tools. The pattern to avoid is clear, though: tools that inject into the game process or replace game files (text hookers, Unity plugins, translation mods) are a bad fit for online games with anti-cheat, and one Android overlay translator warns in its README that anti-cheat may treat screen capture as cheating. Tools that read audio or capture the screen through the normal Windows APIs and draw their own window are in the same category as OBS or Discord. How Unitra AI stays out of the game process is on the anti-cheat page.
Voice translator or screen translator: which do I need?
A screen (OCR) translator reads text off the pixels: menus, quests, subtitles, chat boxes. It cannot hear anyone. A voice translator captures the audio your PC plays and gives you subtitles for what teammates say, and some can speak your words back through a virtual microphone. If you play single-player games in another language, OCR is enough. If you queue with people who speak another language, you need the audio side, and a tool that does both saves running two programs.
How was this list compiled, and can I suggest a tool?
Every entry comes from the vendor’s store page, website, documentation or GitHub repository and from public store reviews, all checked on 2026-10-28. Nothing here was installed and timed under the same conditions yet; when we run that hands-on comparison we will publish the setup and the results. Competitor prices are left out on purpose because they change, so only the pricing model is shown. If we missed a tool or got a fact wrong, write to hello@unitra.ai with a link and we will correct the page.
Try the Widest One. Free to Start.
Download Unitra AI for Windows and hear your teammates in your own language, with on-screen text covered in the same app.
Windows 10/11 · Free tier included · No credit card required
macOS:Apple siliconSteam
Try Champion free for 7 days, no card neededBasis: vendor store pages, websites, documentation and repositories, plus public store reviews, all checked on 2026-10-28. No tool on this page other than Unitra AI was installed and measured by us for this comparison. Corrections and missing tools: hello@unitra.ai.
All product names and trademarks are the property of their respective owners. Unitra AI is an independent product and is not affiliated with, sponsored by or endorsed by any of the vendors or projects listed.