VoiSpark is an AI voice generation platform built for content creators. It offers text-to-speech, speech-to-text, instant voice cloning, voice changing, and long-form narration across a library of 700+ voices, powered by multiple model providers.
| 項目 / 指標 | ||
|---|---|---|
| 公式ドメイン | speechify.com | voispark.com |
| 料金モデル | フリーミアム | フリーミアム、無料トライアル、有料 |
| 月間訪問数 | 545.75万 (5,457,475) | 4.69万 (46,883) |
| 前月比トラフィック増減 | +2.47万 (+0.5%) | +3343 (+7.7%) |
| 主要市場とシェア | 🇺🇸 アメリカ合衆国 (55.2%) | 🇺🇸 アメリカ合衆国 (36.7%) |
| 月間ダイレクト訪問数 | 284.47万 | 1.62万 |
| ユーザー評価 | 4.3 | 2.3 |
| 対応プラットフォーム | ウェブサイト | ウェブサイト |
あらゆるデバイスで使える音声合成とボイスAI
豊富なリアルAI音声で書籍、PDF、ドキュメント、ウェブページを読み上げます。
Google Docs、Gmail、Slack、Outlookなどほぼすべてのアプリでタイプせずに口述できます。
ドキュメントや短いプロンプトからAIポッドキャストを作成し、読んでいる内容の要約を即座に取得できます。
ウェブアプリ、Chrome・Edge拡張、ネイティブのiOS・Android・Mac・Windowsアプリに対応。
VoiSpark is an AI voice generation platform built for content creators. It offers text-to-speech, speech-to-text, instant voice cloning, voice changing, and long-form narration across a library of 700+ voices, powered by multiple model providers.
Choose from hundreds of preset, character, and celebrity-style voices across many languages and accents — far more than most competing tools offer.
Create a usable clone of a voice from a short sample (around 15 seconds) that captures natural speech patterns and tone, then reuse it across projects.
Add emotion tags to sentences to shape tone, rhythm, and intent so AI voices sound expressive rather than flat or robotic.
Pick from providers like MiniMax, ElevenLabs, Cartesia, OpenAI, Fish Audio, Hume, and StepFun to match the voice quality you need.
PDFのリスニングに便利な類似のドキュメント閲覧機能やブラウザ拡張機能を提供していますが、高度な音声クローン機能は少なめです。
無料・オープンソースProvides free text-to-speech conversion across many languages, but lacks advanced reading assistant and document management features.
無料・オープンソースProvides free text-to-speech conversion across many languages, but lacks advanced reading assistant and document management features.
リアルタイムAIボイスチェンジャー、クローン、音声エージェント
音声・文字起こし・声のクローンを一つにまとめた AI スタジオ

Generates realistic voiceovers from text scripts, but lacks dedicated e-reader and document library apps.
Generates realistic voiceovers from text scripts, but lacks dedicated e-reader and document library apps.
自然なAI音声・音声エージェント・吹き替えを1つのプラットフォームで
Voicemaker is a browser-based AI audio studio for text to speech, speech to speech, voice cloning, stem splitting and audio cleanup, offering 2,000+ AI voices across 130+ languages.
Voicemaker is a browser-based AI audio studio for text to speech, speech to speech, voice cloning, stem splitting and audio cleanup, offering 2,000+ AI voices across 130+ languages.
ナレーション・クローン・音声編集を1つにまとめたAI音声スタジオ
Listnr AI is a text-to-speech and voice-cloning platform that turns scripts into natural-sounding narration for videos, podcasts, audiobooks, ads and product demos. It bundles a browser-based studio, a 1,000+ voice library across 142+ languages, voice cloning, translation and an API for developers.
Listnr AI is a text-to-speech and voice-cloning platform that turns scripts into natural-sounding narration for videos, podcasts, audiobooks, ads and product demos. It bundles a browser-based studio, a 1,000+ voice library across 142+ languages, voice cloning, translation and an API for developers.

Converts books and PDFs into natural-sounding speech, though with fewer cross-device synchronization and reading tools.
Converts books and PDFs into natural-sounding speech, though with fewer cross-device synchronization and reading tools.