📊 Our Test Results:
- 🎯 音声品質: Play.ht scored 8.5/10 vs NaturalReader 7/10 — Play.ht wins
- ⚡ Language Coverage: Play.ht supports 140+ languages vs NaturalReader 100+ — Play.ht wins
- 🔒 音声クローニング: Play.ht clones in 30 seconds vs NaturalReader basic cloning — Play.ht wins
- 📝 ファイル形式のサポート: NaturalReader reads 20+ formats vs Play.ht text-only input — NaturalReader wins
- 🎓 アクセシビリティ: NaturalReader has dyslexia fonts + OCR vs Play.ht none — NaturalReader wins
You need an AI音声ジェネレータ それは本当のようです。
Robotic voices kill your content.
Two big names in the text to speech world are Play.ht and NaturalReader.
Play.ht focuses on voice creation for content makers.
NaturalReader focuses on reading and listening to documents.
They solve different problems in different ways.
This guide breaks down every feature so you pick the right tool.
概要
We tested Play ht vs NaturalReader side by side for four weeks.
We created voiceovers, converted documents, and pushed both tools to their limits.
We compared voice quality, pricing, features, and ease of use.
Here’s what we found after spending real money on both platforms.
What is Play.ht?
Play.ht is an AI voice generator that turns text into natural sounding speech.
It gives you access to over 800 AI voices across 140+ languages.
Content creators use it for podcasts, videos, audiobooks, and training materials.
The voice cloning feature copies your own voice from just a short recording.
Play.ht is backed by Y Combinator and has raised $21 million in funding.
プレイ.ht
Turn your written content into human-like speech with 800+ AI voices. Clone your own voice in seconds and create professional voiceovers for any project.
Play.ht Pricing
Here’s what Play.ht costs in 2026.
They offer four plans for different needs.
| プラン | 価格 | 最適な用途 |
|---|---|---|
| 無料 | 月額0ドル | Testing voices and basic projects |
| クリエイター | 月額31.20ドル | Solo content creators |
| 無制限 | 月額49ドル | High-volume audio production |
| プレミアム | カスタム/月 | Enterprise teams and agencies |
無料トライアル: Yes. The free plan gives you 12,500 characters per month with one voice clone.
返金保証: No official refund policy listed. Cancel anytime on monthly plans.
📌 注記： The free plan is for non-commercial use only. You must credit Play.ht when publishing free-tier audio content.
⚠️ Warning: Some users report billing issues and unauthorized charges. Check your bank statements after signing up and keep cancellation confirmation emails.
Key Benefits of Play.ht
Here’s why Play.ht stands out from the competition:
- 膨大な音声ライブラリ: Access 800+ AI voices across 140+ languages. You can find the perfect tone for any audience or project.
- インスタント音声クローニング: Clone your own voice with just 30 seconds of audio. The cloned voice sounds about 85% like the original.
- Developer-Friendly API: Full API access lets you build voice features into your apps. Great for IVR systems and voice assistants.
- Multi-Speaker Podcasts: Create conversations between different AI voices. This makes podcast creation fast and simple.
- Web Integrations: Plug directly into WordPress, Shopify, and Medium. Listeners can play audio right on your site.
- Batch Processing: Convert multiple articles to audio at once. High-volume creators save hours every week.
- RSS Feed Generation: Auto-generate podcast feeds for Spotify and iTunes. Publish audio articles with zero extra work.
Play.ht Pros & Cons
✅ Pros
- 800+ voices in 140+ languages give you endless options
- Voice cloning works from just a 30-second recording
- Full API access for custom アプリ開発
- WordPress and browser plugins for easy embedding
- Free plan includes 12,500 characters per month
❌ Cons
- Customer support is slow and takes days to reply
- Voice quality drops during peak server hours
- Users report billing issues and unwanted charges
- Service ダウンタイム has been reported by multiple users
NaturalReaderとは何ですか?
NaturalReader is a text to speech platform that reads written content aloud for you.
It converts PDFs, documents, images, and web pages into natural sounding audio.
The tool has been around for over 15 years and serves more than 10 million users worldwide.
Students, professionals, and people with reading disabilities rely on it daily.
NaturalReader offers 1,000+ AI voices in 100+ languages and dialects.
ナチュラルリーダー
Listen to any document, PDF, or web page with 1,000+ AI voices. Built for students and professionals who want to read faster and learn better.
NaturalReader Pricing
Here’s what NaturalReader costs in 2026.
They keep it simple with three tiers.
| プラン | 価格 | 最適な用途 |
|---|---|---|
| 無料 | 月額0ドル | Casual listeners and testing |
| シングルプラン | 月額49ドル | Individual users who listen daily |
| チームプラン | 月額79ドル | Small teams and classrooms |
無料トライアル: Yes. Unlimited free voices plus 20 minutes per day of premium voices.
返金保証: 30 days for yearly plans. 14 days for monthly plans. Refunds must be requested.
📌 注記： The personal version is for private listening only. For YouTube, podcasts, or 仕事 use, you need the separate Commercial version.
⚠️ Warning: Subscriptions auto-renew by default. Cancelling does not trigger a refund. You must request it separately within the refund window.
Key Benefits of NaturalReader
Here’s why NaturalReader stands out from the competition:
- Multi-Format Support: Read 20+ file types including PDF, DOCX, EPUB, and even images. No other TTS tool matches this range.
- アクセシビリティ機能: Dyslexia-friendly fonts, word highlighting, and adjustable speeds help users with learning disabilities.
- OCR Camera Scanner: Point your phone camera at a physical book and hear it read aloud. Great for printed materials.
- クロスプラットフォーム同期: Start on your computer and continue on your phone. One account works everywhere.
- AI Text Filtering: Strips out URLs, footnotes, and distracting text before reading. You hear only what matters.
- Speed Up to 900 WPM: Crank reading speed to 900 words per minute. Perfect for speed learners and busy professionals.
NaturalReader Pros & Cons
✅ Pros
- Reads 20+ file formats including PDFs and ebooks
- Built-in accessibility tools for dyslexia and ADHD
- 15+ years of proven reliability and trust
- Chrome extension reads any web page aloud
- Generous free plan with unlimited free voices
❌ Cons
- Personal audio files cannot be used commercially
- No API access for developers or custom apps
- Commercial version requires a separate subscription
- OCR feature fails on some scanned documents
機能比較
Ready to see how Play.ht and NaturalReader stack up head to head?
We compared 10 key features to find the best AI voice generator for your needs.
| 特徴 | プレイ.ht | ナチュラルリーダー |
|---|---|---|
| 開始価格 | 月額31.20ドル | 月額49ドル |
| 無料プラン | ✅ 12,500 chars/mo | ✅ Unlimited free voices |
| AI音声 | 800+ | 1,000+ |
| 言語 | 140+ | 100+ |
| 音声クローン | ✅ | ✅ |
| APIアクセス | ✅ | ❌ |
| File Format Reading | ❌ Text only | ✅ 20+ formats |
| モバイルアプリ | ❌ | ✅ iOS & Android |
| Chrome拡張機能 | ✅ | ✅ |
| 最適な用途 | コンテンツクリエイター | Students & readers |
1. AI Voice Quality
プレイ.ht: Uses neural TTS models that produce human-like speech with natural inflections. The voices capture emotion and intonation well. Quality can drop during peak server times, but off-peak results are impressive.
ナチュラルリーダー: Employs advanced AI with both neural and LLM-powered voices. The voices sound clear and pleasant for reading. Some users note the premium voices still sound slightly robotic compared to competitors.
2. Voice Cloning
プレイ.ht: Clone your own voice from just 30 seconds of recorded audio. The free plan includes one instant clone. Paid plans unlock more clones and cross-language cloning so your voice speaks other languages.
ナチュラルリーダー: Offers basic voice cloning in the commercial version. The cloning is not as fast or advanced as Play.ht. You need a paid plan to access this feature.
⚠️ Warning: Voice cloning raises legal questions in some regions. Always get permission before cloning someone else’s voice.
3. 言語サポート
プレイ.ht: Supports 140+ languages and accents. This is one of the widest selections in the AI voice market. Cross-language voice cloning lets your cloned voice speak foreign languages.
ナチュラルリーダー: Covers 100+ languages and dialects with 1,000+ voice options. Strong coverage for major world languages. Not as deep in rare or regional dialects as Play.ht.
4. File Format Support
プレイ.ht: Works with text input only. You type, paste, or import text into the editor. No direct PDF or document reading. You must copy text from files first.
ナチュラルリーダー: Reads 20+ file types directly. Upload PDF, DOCX, EPUB, TXT, HTML, and even images. The OCR scanner reads physical books through your phone camera. This is a huge advantage for document readers.
5. API and Developer Access
プレイ.ht: Full API access on paid plans. Developers can build voice features into apps, websites, and IVR systems. Great for チャットボット and voice assistants.
ナチュラルリーダー: No API available. NaturalReader is designed as a consumer product for personal listening. Developers cannot build on top of it.
6. アクセシビリティ機能
プレイ.ht: Focused on content creation, not accessibility. No special tools for reading disabilities. The platform helps creators make audio, not help listeners consume text.
ナチュラルリーダー: Built with accessibility at its core. Dyslexia-friendly fonts, word-by-word highlighting, and adjustable speeds up to 900 WPM. Used by 2,000+ educational institutions worldwide.
7. Audio Export and Publishing
プレイ.ht: Export in MP3 and WAV formats. Auto-generate RSS feeds for podcast platforms like Spotify and iTunes. Embed audio players directly on your website.
ナチュラルリーダー: Download MP3 files for offline listening. Personal version audio is for private use only. Commercial license needed to publish audio publicly.
8. プラットフォームの可用性
プレイ.ht: Web-based platform with a browser extension. Also offers a WordPress plugin for blog integration. No dedicated mobile app available.
ナチュラルリーダー: Available as a web app, Chrome extension, and mobile app on iOS and アンドロイド. Cross-device sync lets you continue where you left off.
9. カスタマーサポート
プレイ.ht: Support is email-based and slow. Many users report waiting 3-4 days for a response. This is a major weak point, especially when billing problems arise.
ナチュラルリーダー: Offers email support and an in-app chat widget. Response times are faster than Play.ht but still not instant. The help center has useful articles for self-service.
⚠️ Warning: Neither tool offers live phone support. If fast help matters to you, keep this in mind before buying.
10. Pricing & Cost
Let’s compare the pricing plans side by side.
| プランレベル | プレイ.ht | ナチュラルリーダー |
|---|---|---|
| 無料 | $0/month (12,500 chars) | $0/month (unlimited free voices) |
| Mid Tier | $31.20/month (Creator) | $49/month (Single Plan) |
| Top Tier | $49/month (Unlimited) | $79/month (Team Plan) |
| 企業 | カスタム価格設定 | EDU licensing available |
プレイ.ht: Cheaper entry point at $31.20 per month. The Unlimited plan at $49 per month matches NaturalReader’s starting paid price but gives you more creation tools.
ナチュラルリーダー: Starts higher at $49 per month for a single user. Yearly billing drops to about $9.92 per month. The free plan is more generous for casual listeners.
Different Scenarios
| If You Need… | Choose | Why |
|---|---|---|
| Cheapest paid plan | プレイ.ht | $31.20/mo vs $49/mo |
| 音声クローン | プレイ.ht | 30-second instant cloning |
| Read PDFs and ebooks | ナチュラルリーダー | 20+ file format support |
| Build custom apps | プレイ.ht | Full API access |
| Accessibility tools | ナチュラルリーダー | Dyslexia fonts + OCR |
| Mobile listening | ナチュラルリーダー | iOS and Android app |
| Podcast creation | プレイ.ht | Multi-speaker + RSS feeds |
💰 Your Budget
Play.ht is cheaper for paid plans starting at $31.20 per month. NaturalReader has a better free tier for casual listeners who just want to hear documents read aloud.
🔌 Your Tech Stack
Play.ht fits well into WordPress sites and custom apps through its API. NaturalReader works better as a standalone reading tool with its Chrome extension and mobile app.
📝 Your Content Goals
If you create audio content like podcasts and voiceovers, Play.ht is your tool. If you consume written content by listening, NaturalReader is designed for you.
🎓 Your Experience Level
NaturalReader is simpler to use for beginners. Just upload a file and press play. Play.ht has more features but a steeper learning curve.
🆓 Free Trials and Demos
Both offer free plans. Play.ht gives 12,500 characters per month. NaturalReader gives unlimited free voices with 20 minutes of premium voices daily.
🛟 Support Options
NaturalReader has slightly better support with in-app chat. Play.ht relies on email only and response times are slow. Neither tool offers phone support.
Switching Guide
Already using one of these tools? Here’s what to expect if you switch.
🔄 Switching from Play.ht to NaturalReader?
✅ What you’ll gain:
- Direct PDF, DOCX, and EPUB reading without copy-pasting text
- Mobile app for listening on the go across iOS and Android
- Accessibility tools like dyslexia fonts and word highlighting
❌ What you’ll lose:
- Advanced voice cloning with cross-language support
- Full API access for custom app development
- Multi-speaker podcast creation and RSS feed generation
📋 How to switch:
- Download all your audio files from Play.ht before cancelling
- Create a free NaturalReader account and test the voices
- Upload your documents and set up your preferred voice settings
🔄 Switching from NaturalReader to Play.ht?
✅ What you’ll gain:
- Voice cloning from just 30 seconds of recorded audio
- API access to build voice features into your own apps
- Multi-speaker podcast creation with automatic RSS feeds
❌ What you’ll lose:
- Direct reading of PDFs, ebooks, and 20+ file formats
- Mobile app for on-the-go listening
- Accessibility features like dyslexia fonts and OCR scanning
📋 How to switch:
- Download any saved MP3 files from NaturalReader
- Sign up for Play.ht’s free plan and test voice cloning
- Copy your text content into Play.ht’s editor and start creating
最終評決
| カテゴリ | 勝者 |
|---|---|
| 💰 Pricing | プレイ.ht |
| 🎯 Voice Quality | プレイ.ht |
| 🔊 Voice Cloning | プレイ.ht |
| 🌍 Language Coverage | プレイ.ht |
| 📄 File Format Support | ナチュラルリーダー |
| 🎓 Accessibility | ナチュラルリーダー |
| 🔌 API & Integrations | プレイ.ht |
| 🏆 Overall Winner | プレイ.ht |
🏆 WINNER: Play.ht
Play.ht wins 5 out of 7 categories.
Best for: Content creators, podcasters, developers building voice apps
Play.ht and NaturalReader serve two very different purposes.
Play.ht is built for creating audio content from scratch.
NaturalReader is built for listening to existing documents.
NaturalReader is excellent for students, readers, and people with disabilities.
However, if you need voice cloning, API access, and content creation tools, Play.ht is the better choice.
Now go create some amazing audio content!
More of Play.ht Compared
Here’s how Play.ht stacks up against other competitors:
Play.ht vs ヒューム
Play.ht wins on: Voice variety, language coverage
Hume wins on: Emotional AI, expressive speech
Play.ht vs マーフAI
Play.ht wins on: Voice cloning, language support
Murf AI wins on: E-learning tools, video sync
Play.ht vs Speechify
Play.ht wins on: Voice cloning, API access
Speechify wins on: Price, mobile experience
Play.ht vs ロボ
Play.ht wins on: Language coverage, batch processing
Lovo wins on: Emotional control, video dubbing
Play.ht vs 説明
Play.ht wins on: Voice generation, multi-language
Descript wins on: Audio and video editing
Play.ht vs イレブンラボ
Play.ht wins on: Language count, lower pricing
ElevenLabs wins on: Voice realism, emotional depth
Play.ht vs リスト番号
Play.ht wins on: Voice cloning, voice library size
Listnr wins on: Podcast hosting, audio widgets
Play.ht vs ポッドキャスト
Play.ht wins on: Voice variety, batch processing
Podcastle wins on: Podcast recording, editing suite
Play.ht vs ダプダブ
Play.ht wins on: Voice count, API access
Dupdub wins on: Video dubbing, visual tools
Play.ht vs ウェルサイドラボ
Play.ht wins on: Price, language variety
WellSaid Labs wins on: Enterprise support, reliability
Play.ht vs リボイス
Play.ht wins on: Voice quality, voice cloning
Revoicer wins on: One-time pricing, affordability
Play.ht vs リードスピーカー
Play.ht wins on: Price, voice cloning
ReadSpeaker wins on: Enterprise features, compliance
Play.ht vs ノートバイブス
Play.ht wins on: Voice cloning, API access
Notevibes wins on: Simple interface, quick exports
Play.ht vs 改変
Play.ht wins on: Voice library size, language count
Altered wins on: Voice changing, real-time effects
Play.ht vs スピーチロ
Play.ht wins on: Voice quality, feature depth
Speechelo wins on: One-time payment, simplicity
Play.ht vs TTS OpenAI
Play.ht wins on: Voice variety, user-friendly studio
TTS OpenAI wins on: Developer tools, AI integration
More of NaturalReader Compared
Here’s how NaturalReader stacks up against other competitors:
NaturalReader wins on: File format support, accessibility
Murf AI wins on: Voice realism, commercial features
NaturalReader wins on: Price, file format range
Speechify wins on: Mobile experience, voice quality
NaturalReader wins on: Document reading, accessibility
Descript wins on: Audio editing, transcription
NaturalReader wins on: Price, document reading
ElevenLabs wins on: Voice realism, emotional depth
NaturalReader wins on: File support, ease of use
Lovo wins on: Voice customization, video tools
NaturalReader wins on: Accessibility, multi-format reading
Listnr wins on: Podcast hosting, audio embedding
NaturalReader wins on: Document reading, accessibility
Podcastle wins on: Podcast production, audio editing
NaturalReader wins on: File format support, price
Dupdub wins on: Video dubbing, visual creation
NaturalReader vs WellSaid Labs
NaturalReader wins on: Price, accessibility features
WellSaid Labs wins on: Enterprise support, voice realism
NaturalReader wins on: File format reading, mobile app
Revoicer wins on: One-time pricing model
NaturalReader wins on: Consumer-friendly, affordability
ReadSpeaker wins on: Enterprise scale, compliance
NaturalReader wins on: Document reading, education tools
Altered wins on: Voice changing, real-time effects
NaturalReader vs Speechelo
NaturalReader wins on: File support, voice count
Speechelo wins on: One-time payment, simplicity
NaturalReader vs TTSOpenAI
NaturalReader wins on: Ease of use, accessibility
TTSOpenAI wins on: Developer API, AI quality
NaturalReader vs Hume
NaturalReader wins on: Price, document support
Hume wins on: Emotional AI, voice expressiveness
よくある質問
Is Play.ht voice cloning free?
Yes. The free plan includes one instant voice clone. You get 12,500 characters per month to test it out. For more clones, you need a paid plan starting at $31.20 per month.
Can I use NaturalReader for free?
Yes. NaturalReader offers a generous free plan with unlimited free voices. You also get 20 minutes per day of premium voices. No credit card is needed to start.
Is Play.ht better than ElevenLabs?
ElevenLabs has better voice realism and emotional depth. Play.ht offers more languages (140+ vs 29+) and lower prices. Choose based on your priority.
Is NaturalReader better than Speechify?
NaturalReader is more affordable and supports more file formats. Speechify has a better mobile app and faster voice quality. Both are solid choices for document listening.
最高の無料 AI 音声ジェネレーターは何ですか?
Play.ht offers the best free plan for content creators with voice cloning included. NaturalReader has the best free plan for document listeners with unlimited free voices.
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