VIETNAMESE INPUT METHOD · WINDOWS · MACOS · UBUNTU

VietKi logo Type Vietnamese, everywhere you work.

One input method for all three operating systems. Telex, VNI, multiple charsets, smart spell checking — and modes designed specifically for developers and gamers.

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3 platforms
4+ typing methods
< 10 MB footprint
100% free
FEATURES

Everything you need to type Vietnamese

From instant transliteration to dedicated modes for developers and gamers.

🔀

Truly cross-platform

The same typing experience on Windows, macOS and Ubuntu — no relearning your habits when you switch machines.

🛰️

App exclusion

Pick the apps that should always stay in English mode (terminals, IDEs, games). VietKi automatically steps aside when you switch to them.

🔀

Quick Swap

Even inside an excluded app, one shortcut instantly re-enables the input method, then restores the previous state afterwards.

🎮

Gaming mode (prefix)

Only activates the input method after you type a prefix — chat in Vietnamese in-game without breaking your control keys.

🔧

Multiple typing methods

Telex, VNI, Simple Telex... Pick the style you know or customize the tone-mark rules to your liking.

🛡️

Light & private

Runs in the background with a tiny footprint, is open source, and never collects your data.

📖

Open source

The source code is shared on GitHub — you are free to customize it however you like.

WHAT MAKES IT DIFFERENT

App exclusion, Quick Swap & Gaming mode

Three features that set VietKi apart from ordinary input methods.

01 · APP EXCLUSION

Switch off exactly where you need to

Pick the apps that should always stay in English mode — terminals, IDEs, game launchers — and VietKi automatically steps aside when you switch to them.

Switch off exactly where you need to
Instant toggling whenever you need it
02 · QUICK SWAP

Instant toggling whenever you need it

Inside an excluded app but want to type Vietnamese? One Quick Swap shortcut re-enables it immediately, then restores the previous state when you leave — no settings involved.

03 · GAMING MODE

Type Vietnamese in games with a prefix

In games, keys like w a s d are for movement, not typing. Gaming mode only activates the input method after you type a prefix — so you can chat in Vietnamese without breaking your gameplay.

Type Vietnamese in games with a prefix
FAQ

Frequently asked questions

Is VietKi free?

Yes. VietKi is completely free and open source. You can download, use and contribute at no cost.

How are “App exclusion” and “Quick Swap” different?

App exclusion keeps certain apps always in English mode (e.g. terminals, IDEs). Quick Swap is a shortcut that temporarily re-enables Vietnamese right inside such an app when you need it, then returns to the excluded state when you leave.

How does the prefix-based Gaming mode work?

In games, keys like W/A/S/D are used for movement, so a regular input method causes glitches. Gaming mode only activates Vietnamese typing after you enter an agreed prefix, so you can chat in Vietnamese while playing without affecting your controls.

Which typing methods does VietKi support?

Typing methods: Telex and VNI — the simplest and most lightweight.

Does VietKi collect my data?

No. VietKi works fully offline and never sends what you type anywhere. The code is open source, so anyone can verify this.

How do I install it on Ubuntu / Linux?

Download the .deb package and install it with your package manager, or use the .AppImage build that runs directly with no installation. Detailed instructions are included on the download page.

READY?

A cross-platform Vietnamese input method — light, fast, and privacy-respecting.