Doc Len

Đọc Lên converts Vietnamese text into downloadable MP3 speech in a browser. Video creators, educators, and teams making announcements can choose among regional voices and adjust reading speed.

One of 5 tools in Text-to-Voice

Doc Len screenshot

Who it's for

  • Video creators who need Vietnamese voiceover audio for short-form or YouTube videos.
  • Educators and teams who want to turn lesson plans or internal documents into audio.
  • Stores and advertisers creating spoken announcements or advertising audio.

Not the right fit if…

  • People who need to process more than 1,000 characters in a single reading: the page sets a 1,000-character maximum per reading.

How it fits your workflow

Paste or type Vietnamese text into the browser-based tool, then choose a male or female voice from the Northern, Central, or Southern options and set the reading speed.

Preview the generated speech on the page and download it as an MP3. The page suggests using the audio in videos, lessons, voice messages, and announcements.

Pricing

Free: The page offers 2,000 characters free per day without registration, with a 1,000-character limit per reading. No paid plan details are stated.

Free

Free; 2,000 characters per day, with a maximum of 1,000 characters per reading.

  • · No registration required for the described free use
  • · Text-to-speech conversion and MP3 download

Prices checked on Oct 20, 2026 from the vendor's site. They can change; confirm before you buy.

Key features

Vietnamese text-to-speech
Paste or type Vietnamese text to generate spoken audio in the browser.
25 voices across three regions
Choose from male and female voices with Northern, Central, and Southern Vietnamese accents; the page provides voice samples.
Adjustable reading speed
Set the reading speed from 0.75× to 1.5×.
Listen and download MP3
Preview the generated speech on the page and download it as an MP3 file.
Browser-based access
Use the tool in a browser, including on a phone, without installing software.

Limitations to know

  • Free use is limited to 2,000 characters per day.
  • Each reading is limited to 1,000 characters.

Alternatives to consider

  • Vbee AIVoice

    Choose it if you need a Vietnamese TTS platform that also offers voice cloning, AI dubbing, or an API.

  • AI speaker

    Choose it if you need text-to-speech in many languages and want web or client apps for exporting MP3, subtitles, and video assets.

Compare Doc Len side by side

Getting started

  1. Open the text-to-speech tool in a browser; the page says it also works on phones.
  2. Paste or type up to 1,000 characters of Vietnamese text.
  3. Choose a voice and reading speed, then listen to the result.
  4. Download the MP3 for use in your content.