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One app for the language tasks you do every day.

Translation, Grammar Correction, and Dictation - in any app. Runs on your CPU, nothing leaves your machine.

Free for everyday reading. Upgrade when you're ready.

  • On-device
  • No GPU needed
  • No telemetry
  • English + Vietnamese
Browsers
Code editors
Chat & email
Documents
Terminals
PDF readers
Design tools
Spreadsheets
Browsers
Code editors
Chat & email
Documents
Terminals
PDF readers
Design tools
Spreadsheets

Every feature,
beside the Selection.

See the Options Window

Translation beside the pointer

The Translation Popup opens next to your Selection. Read, listen, copy, and keep going.

  • Set it once in Options

    Languages, shortcut, speech, and popup appearance. Changes save automatically.

  • A button when you want one

    Turn on the Selection Button to translate with a click instead of a keystroke.

  • Hear it and say it

    Pronunciation, romanization, and Text-to-Speech on both sides of the translation.

  • Dictionary on your device

    Install the English-Vietnamese Dictionary Package for lookups without a network.

  • Fix it where you write

    Grammar Correction polishes your sentence in place - rule-based or on-device machine learning, your choice.

  • Speak instead of typing

    Dictation turns your voice into text with a local Speech-to-Text model. Nothing is uploaded.

Set it up once,
then forget it exists.

Translation Shortcut

One global keystroke

Languages

English to Vietnamese by default

Listen controls

Speaker buttons in the popup

Dictation language

Speech to text

Dictionary Packages

Offline lookups

Grammar Correction

Polish what you write

Popup background

Tune opacity to taste

Interface Language

English or Vietnamese chrome

Private by default,
on every task.

Translation needs an VietLing Account and a connection to the provider you choose. Every other task runs fully on your device - or use a local Translation model and nothing leaves at all.

Where each task runs

  • Translation - Provider-backed or on-device

    Only your Selection is sent to the provider you configure - or download a local model and nothing leaves.

  • Grammar Correction - On-device, always

    Rule-based or local machine-learning mode. Your writing never leaves the device.

  • Dictation - On-device, always

    Local Speech-to-Text. Your voice is never uploaded.

  • Dictionary - On-device, always

    Dictionary Packages look up words from local storage.

Only your Selection leaves

Provider calls carry only the selected text, only when you trigger it.

No translation history

VietLing keeps no record of what you translate.

No telemetry or analytics

No tracking and no usage metrics.

Every behavior is a setting

Tune it all in the Options Window.

No special hardware.
Faster when you have it.

On-device Translation models, Dictation, Grammar Correction, and Dictionary Packages execute on your machine, not ours.

CPU does the work

Every on-device capability runs on CPU out of the box. No special hardware, no extra setup.

Qualified acceleration

When your device has a supported GPU or NPU path - Windows ML, CoreML, CUDA, TensorRT, MIGraphX, or OpenVINO - VietLing prepares it in the background and proves it against CPU before use.

Respects your machine

Preparation is low-priority work that yields to what you are doing and defers on battery. A failing path is quarantined for the session, and CPU always remains the fallback.

Stop switching tabs.Translate where you read.

An VietLing Account is required before your first provider-backed Translation. On-device features work without one.