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YupVox
AI Voice Changer & Speech Conversion

AI Voice Changer & Speech Conversion

Convert Audio Recordings to 3,000+ Natural AI Voices

Auto-transcribe speech from audio recordings and transform into 3,000+ natural studio AI voices.

Drag & drop audio recording (.mp3, .wav, .m4a) here

Supports audio files up to 50MB • Click to start AI voice conversion

Voice conversion live preview:3 samples
Original human speech (Low pitch)
Clear & sweet female AI voice
Jenny (US Neural) (1.0x)
Conversation recording file
Expressive male studio AI voice
Guy (US Neural) (1.1x)
English voiceover narration
Smooth native American AI voice
Jenny (US Neural) (1.0x)

AI Voice Changer Key Features

Next-generation AI speech technology for natural and accurate voice quality transformation.

Auto ASR

Auto Speech Recognition 🎙️

Accurately transcribes speech to text from uploaded audio files using next-gen ASR speech engine.

Voice Swap

Instant Voice Conversion 🔄

Replaces original voice quality with target AI voice while preserving natural pauses and speech content.

3,000+ Voices

3,000+ Natural AI Voices 🎭

Explore thousands of premium AI voices across diverse languages, genders, ages, and accents.

Speed Adjust

Custom Playback Speed 🎛️

Adjust voice playback speed smoothly from 0.5x to 2.0x for perfect audio timing.

Text Transcript

Automatic Speech Transcript 📋

Auto-displays full transcribed text script from your audio clip for one-click copy.

MP3 Export

HD MP3 Download 📦

Download crisp, high-definition MP3 audio files with automatic project history saving.

3-Step AI Voice Conversion Workflow

Transform your voice recording into HD AI speech in seconds

1

Upload Audio File

Drag & drop audio recording file (.mp3, .wav, .m4a) with speech content.

2

Choose Target AI Voice

Browse 3,000+ AI voices in VoiceSelector and fine-tune speed rate.

3

Convert & Download MP3

Preview converted AI voice audio track and download HD MP3 file.

YupVox AI サービス料金プラン

柔軟なクレジット体系、隠れた費用なし。いつでもアップグレード・解約可能。

🔥 Launch Offer: 50% OFF 1st Month!
Use code LAUNCH50 for 50% OFF your first month.

Free

無料
$0/ 月
50.000
クレジット / 月
無料登録で50,000クレジット進呈
1回あたり最大3,000文字
300の標準AI音声を利用可能
22種類の無料オンライン音声ツール
標準クラウド処理速度

Lite

ライト
$1.0$2
/ 月
With code LAUNCH50 (1st Month)
99.000
クレジット / 月
99,000 クレジット / 月
1回あたり最大50,000文字
最大20個のオリジナル音声をクローン作成
3,000以上のプレミアムAI音声をすべて解放
標準クラウド処理速度

Starter

スターター
$4.5$9
/ 月
With code LAUNCH50 (1st Month)
999.000
クレジット / 月
999,000 クレジット / 月
1回あたり最大100,000文字
最大100個のオリジナル音声をクローン作成
3,000以上のプレミアムAI音声をすべて解放
高速処理プライオリティ
一番人気

Growth

一番人気
$9.5$19
/ 月
With code LAUNCH50 (1st Month)
2.499.000
クレジット / 月
2,499,000 クレジット / 月
1回あたり最大100,000文字
最大500個のオリジナル音声をクローン作成
字幕から音声への自動吹き替えツール
最優先処理帯域幅

Pro

プロ
$14.5$29
/ 月
With code LAUNCH50 (1st Month)
3.999.000
クレジット / 月
3,999,000 クレジット / 月
1回あたり最大100,000文字
最大1,000個のオリジナル音声をクローン作成
字幕から音声への自動吹き替えツール
APIアクセス＆専任1対1技術サポート

Frequently Asked Questions

How does AI Voice Changer work?

It transcribes speech from your input audio, then synthesizes a new audio file using your chosen target AI voice.

What audio file formats are supported?

Supports `.mp3`, `.wav`, `.m4a`, `.aac`, `.flac` up to 50MB in file size.

How is Voice Changer priced?

Priced based on character count of transcribed speech (1 character = 1 credit).

Experience AI Voice Changer Today

Register now to get 50,000 free trial credits for all features.