📊 当社のテスト結果：
- 🎯 音声品質: Speechify offers natural sounding voices, while Play HT offers natural sounding ai voices that sound more humanlike — HTで勝利
- ⚡ 読書速度: Speechify goes up to 900 WPM (average reading speed sits at 200-400 WPM) vs Play HT 300 WPM — Speechifyが勝利
- 🔒 プラットフォームへのアクセス: Speechify works as a versatile app across iOS, the アンドロイド app, web and a chrome extension — Speechifyが勝利
- 📝 音声クローニング: Play HT clones your own voice in 30 seconds vs Speechify (no voice cloning) — HTで勝利
- 💰 最もお得な価格: Speechify costs $11.58/mo (annual) vs Play HT at $31.20/mo for the Creator plan — Speechifyが勝利
Looking for the right tool to turn written text into spoken words?
Speechify and Play HT are two of the biggest names in ai voice generator software.
Both let you convert text into audio files for podcasts, videos and day to day life listening.
But each tool serves very different users.
Speechify is built for reading articles, pdf files and physical books aloud.
Play HT is built to create professional voiceovers for training videos and e learning.
This comparison breaks down every feature so you can pick the right text to speech platform.
概要
To give you the most accurate comparison, we tested both Speechify vs Play HT for several weeks.
We checked the speechify app, the play ht web platform, and how each program handles real audio projects.
We tested voice quality, ai technology, pricing and how each service performs across multiple languages.
This honest speechify review and play ht comparison shares what we found so you can pick the best versatile tool for your 仕事.
Speechifyとは何ですか?
Speechify is a popular app that converts written content into spoken words using ai technology.
It was built by Cliff Weitzman, who has dyslexia, and was originally developed as a solution for the founder’s own reading struggles.
Today it helps tens of thousands of people with reading disabilities like dyslexia, ADHD, low visual acuity and concussions.
The speechify text to speech engine reads articles, pdf documents, emails and even printed text aloud.
Speechify uses advanced artificial intelligence to convert text into high quality voices that mimic real people.
It also uses optical character recognition to scan physical books and turn them into audio.
スピーチファイ
The #1 audio reader in the world. Turn pdf files, articles and physical books into audio with 200+ ai voices across 60+ different languages. A valuable tool for auditory learners, students and busy professionals.
Speechifyの価格
Here is what speechify cost looks like in 2026.
| プラン | 価格 | 最適な用途 |
|---|---|---|
| 限定 | 月額0ドル | Testing the free version with limited features |
| 年間 | 月額11.58ドル | Regular users wanting the speechify premium plan |
| 毎月 | 月額29ドル | Short-term monthly subscription users |
無料トライアル: Yes, Speechify offers a free trial for 3 days. A credit card is required to start.
返金保証: No official refund policy. Some speechify users report difficulty getting refunds after the trial.
📌 注記： The premium plan costs $139 per year and allows users to convert up to 150,000 words per month using premium voices. Speechify does not offer a monthly subscription at the discounted annual rate or a lifetime deal.
⚠️ 警告： The free trial auto-renews into a full annual plan. Cancel before the 3 days end to avoid charges. Speechify’s pricing also varies from country to country.
Speechifyの主なメリット
Here is why speechify stands out among reading apps and how its additional features enhance productivity for users:
- OCR Reader Technology: Scan physical books, handwritten notes and images. The app’s ability to read printed text comes from optical character recognition built into the program.
- クロスプラットフォーム同期: Speechify is available on multiple platforms including iOS, the android app, Mac and as a chrome extension. Pick up where you left off on any device.
- Customizable Options: Adjust reading speed up to 900 words per minute. Users can control the speed of narration for a personal listening experience.
- テキストの強調表示: Real-time text highlighting helps users follow along as the speechify reads aloud. Hearing and reading at the same time improves comprehension substantially according to academic research.
- オフライン再生： Speechify allows users to listen to content offline, which helps users on the go save time on commutes.
- アクセシビリティの焦点: A powerful tool for auditory learners, students with reading disabilities, anxiety and visual impairments. The user friendly interface enhances productivity for all readers.
Speechifyの長所と短所
✅ メリット
- Works on every major platform with cross-device syncing for spoken words on the go
- OCR reader scans physical pages and handwritten text for digital content
- 200+ human like voices in 60+ different languages with hd voices on premium
- Real-time text highlighting boosts the reading experience and retention
- Free version available for users who want to try before paying
❌ デメリット
- Premium subscription plans cost $139/year with no cheap monthly option
- The basic version is speechify limited in voices, voice options and speed settings
- Background noise can affect OCR scans of physical books
- Some users report billing issues and complicated cancellation
Play HTとは何ですか?
Play HT is a leading ai voice generator that converts written text into high quality audio files.
It was founded in 2020 by Hammad Syed and Mahmoud Felfel as a Y Combinator startup.
The platform is designed for content creators, businesses and developers who need professional voiceovers.
PlayHT offers access to a vast selection of AI voices, allowing users to choose from over 600 AI voices for audio content.
The full library includes 800+ AI voices across 142 languages with different accents.
Creators use it for podcasts, audio projects, conversational assistants and IVR systems.
HTをプレイ
An ai voice generator with 800+ voices, voice cloning and a multi voice feature for podcasts. Built for creators producing professional voiceovers, training videos and creative videos in other languages.
Play HTの料金
Here is what Play HT costs in 2026. Play.ht operates on a freemium model.
| プラン | 価格 | 最適な用途 |
|---|---|---|
| 無料 | 月額0ドル | Testing with 12,500 chars/month and 1 instant voice clone |
| クリエイター | 月額31.20ドル | Individual creators producing voice content |
| 無制限 | 月額49ドル | High-volume audio generation with commercial rights |
| プレミアム | カスタム/月 | 企業チームと代理店 |
無料トライアル: Yes, the free plan gives 12,500 characters per month with no credit card required.
返金保証: 返金は24時間以内かつ使用文字数が5,000文字以内の場合に限ります。
📌 注記： The Creator plan gives 250,000 characters monthly (roughly 5.5 hours of audio). The Unlimited plan has a fair use cap of 2.5 million characters per month.
⚠️ 警告： PlayHT was acquired by Meta in July 2025. Several users have also reported unauthorized charges, deceptive billing practices and slow customer support response times for the site.
Play HTの主なメリット
Here is what makes Play HT a strong choice in the ai voice space:
- 音声クローニング: Replicate any speaker’s voice with stunning accuracy. Cross language voice cloning lets you speak in languages you do not know while keeping your own voice tone.
- ウルトラボイス： These are voices capable of capturing voice inflections, pitch and emotion. They can generate audio that is nearly indistinguishable from real humanlike voices.
- Multi Voice Feature: Create engaging, multi-speaker conversational podcasts with dialog-enabled text-to-speech. Different voices can be assigned to different parts in a single file.
- Speech Styles & Accents: Customize speech styles, native accent and different accents for diverse audio content needs.
- Save Custom Pronunciations: Users can save custom pronunciations for specific words like brand names, technical terms and tricky proper nouns.
- Various Applications: Use it for audiobooks, voice assistants, IVR systems, training videos and existing voiceovers replacement. Audio generation works for both personal and commercial use.
Play HTのメリットとデメリット
✅ メリット
- 800+ ai generated voices with the most realistic Ultra tier
- 音声クローンはわずか30秒の音声から作成できます
- Extensive library of accents and 142 different language options
- Free plan requires no credit card to start testing
❌ デメリット
- Customers have expressed frustration over slow customer support response times
- Multiple reports of unauthorized charges and a 3/5 Trustpilot rating
- サービスは頻繁に ダウンタイム issues during peak hours
- Some users report voice naturalness issues with complex technical terms
機能比較
Ready to dive into a detailed comparison of speechify vs play ht?
We’ll explore the key features and advanced features so you can pick the right tool for your needs.
| 特徴 | スピーチファイ | HTをプレイ |
|---|---|---|
| 開始価格 | 月額11.58ドル | 月額31.20ドル |
| 無料プラン | ✅ | ✅ |
| 音声クローン | ❌ | ✅ |
| OCR Reader | ✅ | ❌ |
| モバイルアプリ | ✅ iOS & Android | ❌ ウェブ限定 |
| Chrome拡張機能 | ✅ | ✅ |
| マルチスピーカーオーディオ | ❌ | ✅ |
| テキストのハイライト表示 | ✅ | ❌ |
| APIアクセス | ✅ | ✅ |
| 最適な用途 | 読書とリスニング | 音声コンテンツ制作 |
1. AI音声品質
スピーチファイ： The speechify library has 200+ ai voices in 60+ languages. Premium voices sound clear and natural for listening to digital content. The free version gives users access to non hd voices that sound a bit robotic. Premium voices unlock high quality voices for daily use.
HTをプレイする： Offers 800+ voices in 142 languages. The Ultra voices capture voice inflections, pitch and natural pauses. These are among the most natural sounding ai voices ever made. Standard voices are also good for everyday audio file work.
💡 テスト結果： Play HT’s Ultra voices sound more human than Speechify’s premium voices. But Speechify’s voices are perfectly fine for reading articles and pdf documents aloud.
2. 音声クローン
スピーチファイ： Does not offer voice cloning in the main speechify app. You only get pre-made voices. For cloning, you would need Speechify Studio, which is a separate program.
HTをプレイする： Voice cloning is a star feature. Record 30 seconds and the ai creates a digital copy of your own voice. The free plan gives one instant clone. Cross language voice cloning works across other languages too.
3. Platform & Device Support
スピーチファイ： Speechify is available on multiple platforms, including iOS, Android, and as a chrome extension. Start listening on your phone and switch to your laptop. Your audio file syncs across all devices for the best listening experience.
HTをプレイする： A web-based platform only. There is no native mobile app, so you can only talk to it through a browser. A chrome extension was available for basic use.
4. OCRと文書スキャン
スピーチファイ： Built-in optical character recognition reads both handwritten and typed text from photos. Point your phone camera at any page and speechify reads it aloud. This converting text process works offline too. Simply upload an image and the app turns it into spoken words.
HTをプレイする： No OCR scanning. You must type or paste content into the editor. The play ht studio supports importing text from web links and WordPress. But the platform cannot read physical or handwritten material.
5. Language Support & Multi-Language Speech
スピーチファイ： Supports over 60 languages for language learners and global users. The speechify reads text in many different language options, with lifelike voices for each one. AI dubbing through Speechify Studio also preserves the speaker’s voice across languages.
HTをプレイする： Supports 142 languages, more than double Speechify. Multi-Lingual Speech and cross language voice cloning make it ideal for global content teams creating audio content in other languages.
6. Reading Speed & Customizable Options
スピーチファイ： The reading speed goes up to 900 words per minute. Speechify lets you adjust it in small steps. Real-time text highlighting follows along as the voice reads. Most users stay between 200-400 WPM for the best comprehension. This enhances productivity for busy people.
HTをプレイする： Speed and pitch controls are in the editor. You can adjust emphasis on specific words. But there is no text highlighting and no 900 WPM option. Play HT is built for producing audio content, not for speed-reading.
7. APIアクセスと開発者ツール
スピーチファイ： The Speechify API adds an audio “play button” to websites. It supports text highlighting and multiple voices in one program. Big sites like Medium and StarTribune use it for blog データ and articles.
HTをプレイする： A powerful REST API with low latency. It supports streaming, voice cloning, SSML tags and integration with web platforms. Developers built chatbots, ゲーム and IVR systems with it.
8. Audio Export & Audio Files
スピーチファイ： Focused on in-app listening rather than file export. The Studio version allows downloads. But the main app is designed for real-time listening, not for creating downloadable audio file projects.
HTをプレイする： Downloads in popular formats including MP3 and WAV files for sound projects. Use the audio in videos, podcasts and courses. All paid plans include commercial rights. The audio output is yours to keep, ready for integration into various mediums.
9. マルチスピーカー＆ポッドキャスト制作
スピーチファイ： No multi-speaker mode in the main app. Just one voice at a time. Good for solo reading but not for podcasts with multiple voices or conversations.
HTをプレイする： Built-in dialog mode lets you assign different voices to different speakers. Create full podcast episodes with multiple voices in one file. This is one of Play HT’s strongest abilities for creators.
10. 価格設定とコスト
料金プランを並べて比較してみましょう。
| プランの種類 | スピーチファイ | HTをプレイ |
|---|---|---|
| 無料 | 月額0ドル（制限あり） | 月額0ドル（12,500文字） |
| 入場料支払い済み | 月額11.58ドル（年間契約） | 月額31.20ドル（クリエイター向け） |
| 中級クラス | 月額29ドル（月払い） | 月額49ドル（無制限） |
| 企業 | カスタム価格設定 | カスタムプラン／月額（プレミアム） |
スピーチファイ： The annual plan at $11.58/month is the best deal. It unlocks the speechify premium plan, hd voices and unlimited listening. That’s almost $20 cheaper per month than Play HT’s Creator plan.
HTをプレイする： The Creator plan at $31.20/month is the entry point. It includes 250,000 characters and commercial rights. The Unlimited plan at $49/month removes character limits for heavy users.
さまざまなシナリオ
| 必要な場合は | 選ぶ | なぜ |
|---|---|---|
| 最も安い有料プラン | スピーチファイ | 月額11.58ドル対月額31.20ドル |
| 音声クローン | HTをプレイ | 30秒で瞬時にクローン作成 |
| モバイル読書 | スピーチファイ | iOS, Android, offline |
| ポッドキャスト制作 | HTをプレイ | Multi voice feature |
| 読みやすさ | スピーチファイ | OCR reader, highlighting |
| ほとんどの言語 | HTをプレイ | 142 vs 60+ languages |
💰 あなたの予算
Speechify cost is roughly $20 less per month than Play HT on paid plans. If you just need a service to listen to articles and pdf files, Speechify gives more for less.
🔌 あなたの技術スタック
Speechify works on every platform — phone, tablet, browser and desktop. Play HT is web-only but has a stronger developer API for custom builds across various applications.
📝 コンテンツの種類
Pick Speechify if you read articles, emails and books day to day. Pick Play HT if you create voice content, voice overs and video narration.
🎓 あなたの経験レベル
Speechify is easier for beginners. Press play and listen. Play HT has a learning curve but gives creators more control over voice content and text editing.
🆓 無料トライアルとデモ
Speechify gives a 3-day free trial with credit card. Play HT’s free plan needs no credit card but caps you at 12,500 characters per month.
🛟 サポートオプション
Speechify has better customer support ratings. Play HT’s support was often slow, with users reporting 3-5 day waits for billing and account questions.
切り替えガイド
既にこれらのツールのいずれかをご利用ですか？ツールを切り替える際にどのような変更が必要になるか、以下にご説明します。
🔄 SpeechifyからPlay HTに切り替えますか？
✅ 得られるもの：
- Voice cloning to create digital twins of your own voice
- Multi voice feature for podcast and dialog creation
- 142 languages with more accents and speech styles
❌ 失うもの：
- Mobile apps and offline listening for spoken words
- OCR reader for physical books and printed text
- Real-time text highlighting while you listen
📋切り替え方法：
- Cancel your Speechify subscription in your account settings
- Play HTの無料アカウントはplay.htで登録できます。
- Import text or simply upload content and pick your voices
🔄 Play HTからSpeechifyに切り替えますか？
✅ 得られるもの：
- iOS and the android app with offline listening
- OCR reader for physical books and pdf files
- 年間プランなら月額11.58ドルとさらにお得です。
❌ 失うもの：
- 音声クローンとカスタム音声作成
- Multi-speaker dialog and podcast production
- 142言語に対応（Speechifyは60言語以上に対応）
📋切り替え方法：
- Download any audio file projects from Play HT
- Install speechify today on your phone or browser
- Import text documents and start listening immediately
最終評決
| カテゴリ | 勝者 |
|---|---|
| 💰価格 | スピーチファイ |
| 🎙️ 音声品質 | HTをプレイ |
| 📱 プラットフォームへのアクセス | スピーチファイ |
| 🔊 音声クローン | HTをプレイ |
| 👶 使いやすさ | スピーチファイ |
| 🌍 言語サポート | HTをプレイ |
| ♿ アクセシビリティ | スピーチファイ |
| 🏆総合優勝 | スピーチファイ |
🏆 受賞者：Speechify
Speechifyは8部門中5部門で受賞した。
最適な用途: everyday reading, accessibility, on-the-go listening, language learners and budget-friendly text to speech
SpeechifyとPlay HTは、全く異なるユーザー層を対象としている。
Speechify is the go-to app for anyone who wants to listen to written content on any device.
Play HT is built for content creators who need professional voiceovers and voice cloning for podcasts.
Play HT has better voice quality, more languages and a richer voice generator toolset.
But Speechify wins on pricing, platform support, accessibility and ease of use.
For most readers, Speechify is the smarter choice in 2026.
Now, go ahead and start turning your reading into listening!
Speechifyの比較
Here’s how Speechify stacks up against other text to speech competitors:
Speechify vs マーフ 人工知能
Speechifyが勝利した点： mobile access, OCR reader, lower pricing
Murf AIが勝利した点： voice quality for e learning, video syncing
Speechify vs リボイス
Speechifyが勝利した点： platform support, reading features
Revoicerが以下の点で勝利： 一回限りの価格設定、ナレーションの価値
Speechify vs ナチュラルリーダー
Speechifyが勝利した点： 音声バリエーション、モバイルアプリ、OCR
NaturalReaderが優れている点： シンプルな料金体系、デスクトップアプリ
Speechify vs TTS OpenAI
Speechifyが勝利した点： ユーザーインターフェース、モバイルアプリ、OCR
OpenAIの音声合成技術における勝利点： 開発者向けAPI、音声の自然さ
Play HTの比較
Here’s how Play HT stacks up against other voice generator rivals:
HT対ヒュームをプレイ
Play HTの勝利条件： 音声バリエーション、価格設定、言語サポート
ヒュームが勝利した理由： emotional ai understanding, research tools
Play HT vs Murf AI
Play HTの勝利条件： 音声クローン、言語数、API
Murf AIが勝利した点： 動画同期、eラーニング機能
HT対Lovo戦をプレイ
Play HTの勝利条件： 言語サポート、音声クローン速度
Lovoが勝利した点： 感情表現に基づく音声制御、ビデオ機能
HT対Descriptをプレイ
Play HTの勝利条件： 音声生成速度、言語数
説明文が勝つ点： 音声・動画編集、文字起こし
HT対ElevenLabsをプレイ
Play HTの勝利条件： 言語対応、価格もより低価格に
ElevenLabsが勝利した点： 声質、感情の深さ
HT対Listnrをプレイ
Play HTの勝利条件： 音声クローン、超高音質
Listnrが勝利した点： ブログ埋め込み、ポッドキャストホスティング
HTとPodcastleをプレイ
Play HTの勝利条件： 音声の多様性、言語サポート
Podcastleが勝利した点： ポッドキャストの録音、編集ツール
HT対Dupdubをプレイ
Play HTの勝利条件： 音声カウント、APIアクセス
Dupdubが勝利した点： 動画吹き替え、アバターツール
HT対WellSaid Labsをプレイ
Play HTの勝利条件： 価格設定、音声クローン、言語数
WellSaid Labsが勝利した点： エンタープライズサポート、信頼性
HT対Revoicerをプレイ
Play HTの勝利条件： 音声品質、クローン作成、アップデート
Revoicerが以下の点で勝利： 一括払いモデル
HTとReadSpeakerをプレイ
Play HTの勝利条件： 価格設定、音声クローン、クリエイターツール
ReadSpeakerが優れている点： 企業コンプライアンス、安定性
HTとNaturalReaderを比較する
Play HTの勝利条件： 音声クローン、ウルトラボイス、API
NaturalReaderが優れている点： よりシンプルなインターフェース、デスクトップアプリ
HT対Alteredをプレイ
Play HTの勝利条件： 声の多様性、価格設定、言語
Alteredが勝利した試合： 音声変換、スタジオ編集
HT対Speecheloをプレイ
Play HTの勝利条件： 音声品質、クローン作成、継続的なアップデート
Speecheloが勝利した点： 一括購入価格
OpenAIでHT対TTSをプレイ
Play HTの勝利条件： 声の多様性、クローン技術、言語
OpenAIの音声合成技術における勝利点： 音声の自然さ、開発者向けAPI
よくある質問
Speechifyは本当に無料ですか？
Speechify has a free plan with limited features and basic voices. The premium plan at $11.58/month (annual) unlocks all hd voices and full speed control.
Play HTはElevenLabsより優れていますか？
ElevenLabs has better voice quality and emotional depth. Play HT offers more languages and lower pricing. ElevenLabs wins for realism, Play HT for multilingual content.
Speechifyの月額料金はいくらですか？
Speechify costs $29/month on the monthly plan or $11.58/month on the annual plan. The free version is available but speechify limited in voice options.
Play HTの音声クローン機能は無料ですか？
Yes. The free plan includes one instant voice clone and 12,500 characters per month. For more clones, paid plans start at $31.20/month with the Creator tier.
Speechifyは何に使われますか？
Speechify turns written content into audio. People use it for articles, pdf documents and books. It enhances productivity for students, professionals and people with reading disabilities.
English 
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German 
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Arabic 
Russian 
Portuguese 
Japanese 
Korean 
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