Play ht vs Altered: 2025 年のベストな音声合成ジェネレーターはどれでしょうか?

執筆者 | 最終更新日 Oct 30, 2025

勝者
Play HT BS
4.5
  • AI Voice Agents
  • Ultra Realistic Voices
  • Text-to-Speech
  • 音声クローン
  • AI Pronunciation
  • 無料プランあり
  • Paid Plans from $31.20/month
準優勝
Altered logo
3.5
  • 音声クローン
  • Voice Training
  • Voice Morphing
  • Text-to-Speech
  • Voice Editor
  • 無料プランあり
  • Paid Plans from $30/month
ht vs Alteredをプレイ

Choosing the right text-to-speech (TTS) software can be a game-changer.

Whether creating content for ユーチューブ, creating e-learning courses, or needing help.

A good TTS tool can save you time and effort. 

Two popular choices are Play.ht and Altered. Both offer incredible features and realistic voices, but which is the best?

In this head-to-head comparison, we’ll explore the key differences between Play ht vs Altered and their features to help you 作る the right decision.

概要

To give you the most accurate comparison.

We’ve spent weeks testing both Play.ht and Altered, exploring their features, listening to their voices, and putting them through their paces in various situations. 

This hands-on experience allows us to provide real-world insights and help you choose the platform that best fits your needs.

HT CTAを再生
4.55点満点中

ロボットのような音声を捨て、驚くほどリアルなAI音声でオーディオの未来に挑戦してみませんか?今すぐPlay htで魅力的なコンテンツを作り始めましょう! 

価格: It has a free plan. The premium plan starts at $31.20/month.

主な特徴:

Altered Logo
3.55点満点中

Ready to unlock the power of voice cloning? Head over to Altered’s website and start creating stunning audio with AI voices today with powerful features!

価格: It has a free plan. The premium plan starts at $30.00/month.

主な特徴:

  • AI音声クローン
  • Real-time voice changing
  • Audio transcription

What is Play ht?

Have you ever wished you could have Morgan Freeman narrate your latest blog post?

Or maybe David Attenborough for your wildlife documentary? With Play.ht, you can!

This powerful AI 音声ジェネレータ gives you access to over 907 lifelike voices in 142 languages and accents.

You can use it to create voiceovers for videos, audiobooks, e-learning courses, and so much more.

It’s incredibly easy to use, even for beginners. Paste your 제니 vs 라이트소닉: 2025년 최고의 AI 작가 7, choose your voice, and let it play. It works its magic.

また、私たちのお気に入りを探索してください HTの代替品をプレイする

HTのプレイ紹介

私たちの見解

HT CTAを再生

ロボットのような音声を捨て、驚くほどリアルなAI音声でオーディオの未来に挑戦してみませんか?今すぐPlay htで魅力的なコンテンツを作り始めましょう! 

主なメリット

  • 自然な音声: 142 の言語とアクセントで AI が生成した 907 種類以上の音声からお選びいただけます。
  • 使いやすさ: 直感的なインターフェースにより、わずか数分でテキストを音声に変換するのが非常に簡単になります。
  • カスタマイズオプション: 音声速度を調整し、 ピッチ、そして強調することで完璧なサウンドを実現します。
  • 統合: WordPress、Shopifyなどの人気プラットフォームとシームレスに連携します。 ユーチューブ.
  • 追加機能: オーディオ編集ツール、ポッドキャスト ホスティング、開発者向け API アクセスが含まれます。

価格

すべての計画は 年払い.

  • 無料プラン: $0
  • 作成者: 月額31.20ドル。
  • Unlimited: 月額49ドル。
  • 企業: ニーズに応じて価格をカスタマイズします。
Play HTの料金

長所

  • 巨大な音声ライブラリです。
  • User-friendly interface.
  • 他のプラットフォームとのシームレスな統合。
  • ポッドキャストホスティング機能。
  • 手頃な価格。

短所

  • 無料プランには制限があります。
  • 一部の声はロボットのように聞こえます。
  • 編集ツールはより強力になる可能性があります。
  • 感情の幅が限られている。

What is Altered?

Want to create voiceovers that sound genuinely human? Altered might be just what you need.

This AI-powered platform goes beyond basic テキスト読み上げ

It gives you incredible control over your audio, allowing you to fine-tune every aspect of the , from pitch and speed to emotion and emphasis.

Altered is a favorite among creators, educators, and businesses alike. It’s known for its user-friendly interface and focus on realistic, expressive voices.

また、私たちのお気に入りを探索してください Altered alternatives

Altered Homepage

私たちの見解

Altered Logo

Ready to unlock the power of voice cloning? Head over to Altered’s website and start creating stunning audio with AI voices today!

主なメリット

  • AI voice cloning: Altered can clone your voice or create a custom voice using their impressive AI technology.
  • Huge voice library: Choose from over 100+ unique and expressive voices.
  • Easy integration: Altered works seamlessly with other apps and platforms like Discord and Zoom.

価格

すべての計画は 年払い.

  • Free: 月額0ドル。
  • 作成者: 月額30ドル。
  • プロ: $90/month.
Altered pricing

長所

  • 非常にお手頃な料金プラン。
  • Fun and easy to use.
  • Realistic voice cloning feature.
  • Great for content creation.
  • Offers a free trial.

短所

  • The free version is minimal.
  • リソースを大量に消費する可能性があります。
  • Occasional audio glitches.
  • Support can be slow.

機能比較

This analysis compares Play.ht and Altered AI, two leaders in voice technology.

Play.ht is a top voice ジェネレータ specializing in scalable audio generation and cross language voice cloning capabilities for professional content.

Altered AI focuses on deep voice transformation, offering advanced voice ai technology and a real time voice changer for media production and voice performances.

This comparison will clarify which ai voice generator is the better investment for your creative videos and audio content needs.

1. Core Focus: Synthesis & Transformation

  • プレイ.ht: Primarily an audio generation platform focused on creating professional voiceovers from text using cutting edge text to speech technology. It is designed for various applications requiring bulk voice content.
  • Altered AI: Focuses on voice morphing and voice cloning technology, operating as a next generation audio editor. It allows voice creators to manipulate voice recordings and change a speaker’s vocal identity using advanced voice ai technology.

2. Voice Cloning Capabilities

  • プレイ.ht: Offers robust cross language voice cloning features, a multi voice feature, and allows a speaker’s voice to be cloned to generate audio in other languages. This 能力 is a key feature for global audio projects.
  • Altered AI: Excels in high-fidelity voice cloning and offers a rapid voice clone feature. The platform allows users to transform their own voice or another’s voice recording into a new professional voice.
YouTubeビデオ

3. Voice Library and Quality

  • プレイ.ht: Boasts an extensive library of natural sounding ai voices and supports generating content in many other languages, offering different voices suitable for voice overs. The ai generated voices deliver humanlike voices.
  • Altered AI: Provides an extensive voice library including portfolio tts voices and unique character voices designed for audio storytelling and media production. The focus is on providing high quality voice content with minimal background noise.

4. Real-Time and Live Communication

  • プレイ.ht: Designed with tools for building dynamic conversational assistants and interactive conversations via API, requiring voices capable of handling real-time dialogue for ivr systems and B2B service applications.
  • Altered AI: Features a real time voice changer capability ideal for voice chats and live interactions, making it unique among ai voice cloning tools. This focuses on dynamic voice performances rather than just static audio files.

5. Advanced Editing Features

  • プレイ.ht: The online audio editor allows users to save custom pronunciations of specific words and control voice inflections, which are key for accuracy when processing technical written content.
  • Altered AI: The altered studio is a next generation audio editor that includes voice puppeteering, allowing granular control over pitch and cadence of the voice recording. It uses multiple voice ai technologies for deep editing.

6. Workflow and Integration

  • プレイ.ht: Offers robust API access for seamless integration into client platforms. Users can easily import text or written content to convert text to a final file quickly.
  • Altered AI: The altered studio integrates tools that allow users to manipulate and edit voice recordings and audio files quickly, positioning itself as an essential tool for media production teams.
YouTubeビデオ

7. Target Audience and Use Cases

  • プレイ.ht: Caters primarily to B2B businesses, developers, and podcasts creators needing scalable audio generation and professional voiceovers for various applications like e learning and ivr systems.
  • Altered AI: Targets voice creators, game developers, film studios, and media production teams who need transformative professional voice effects and the ability to 即座に swap vocal identity for creative videos.

8. Customization and Pronunciation

  • プレイ.ht: Allows detailed custom pronunciations to ensure accuracy when processing large amounts of written content. The platform allows users to easily import text for rapid convert text functionality.
  • Altered AI: While focused on transformation, it supports creating professional voice performances where the tone and intent of the words can be adjusted via the editor, aiming to match the quality of human talent.

9. Content Output and Delivery

  • プレイ.ht: Outputs high quality audio files for voice overs and supports convert text functionality for large amounts of written content for audio projects.
  • Altered AI: Generates high quality audio files from its transformations, designed to be immediately inserted into media production workflows, often in the creation of audio storytelling or dynamic voice performances.

10. Voice Agents and Commercial Use

  • プレイht: Supports the creation of dynamic voice agents for conversational assistants and other B2B service use cases. Its advanced features are built for scalable, commercial voice content creation platform usage.
  • Altered AI: The platform’s ability to create multiple voice variations and characters makes it a valuable tool for voice content creation platform teams needing diversity for audio storytelling and character creation.

What to Look for in a Text-to-Speech Generator?

  • 予算: Free trials and plans can help you explore before committing.
  • Specific needs: Consider features like human like voices, voice assistants, voice cloning, ai voice cleaner, voice editing or API access, custom speech styles, training videos, native accent or different accents
  • 使いやすさ: Choose a platform that matches your technical skills.
  • Voice library: Think about the languages and accents you’ll need.
  • Output quality: Prioritize natural-sounding voices and customization options.
  • Integration with your workflow: Check for compatibility with other tools you use like existing voiceovers.
  • カスタマーサポート: Look for responsive and helpful support channels.
  • Future-proofing: Choose a platform that’s actively developing new features.
  • Ethical considerations: Ensure the platform uses ethical sourcing for voice data.
  • Community and resources: Look for platforms with active forums or helpful documentation program.
  • Try before you buy: Most platforms offer free trials or demos. Please take advantage of them!
  • Read reviews: See what other users are saying about their experiences.

最終評決

Both Play.ht and Altered are fantastic text-to-speech AIツール.

They can both turn your written content into realistic AI voices. But for us, Play.ht takes the crown. Why?

It offers a broader range of high-quality voices and languages.

Play.ht makes it easy to create voiceovers for YouTube, audiobooks, and more. Its realistic AI voices are hard to beat.

That said, Altered is still a great option, especially if you need more customization options or want to explore voice cloning.

Ultimately, the best choice depends on your needs and budget.

We’ve given you the facts, so now it’s up to you to decide!

More of Play ht

Here’s a brief comparison of Play ht against its alternatives, highlighting standout features:

  • Play HT vs Murf: Play HT focuses on affordability and quality, unlike Murf AI’s diverse, natural voices with strong customization for professional voiceovers.
  • Play HT vs Speechify: Play HT offers versatile voice cloning capabilities, differentiating from Speechify’s excellence in accessibility and speed reading with natural voices.
  • Play HT vs Lovo AI: Play HT focuses on lifelike and accurate voices, contrasting with Lovo AI’s emotionally expressive AI voices and extensive multilingual support.
  • Play HT vs Descript: Play HT emphasizes text-to-speech, a different approach than Descript, which uniquely edits audio/video through text and offers Overdub voice cloning.
  • Play HT vs ElevenLabs: Play HT balances quality and cost, setting it apart from ElevenLabs, which generates highly natural AI voices with advanced cloning and emotional range.
  • Play HT vs Listnr: Play HT focuses on versatile and low-latency text-to-speech, while Listnr offers podcast hosting and AI voice cloning alongside natural voiceovers.
  • Play HT vs Podcastle: Play HT’s general text-to-speech applications are a different niche compared to Podcastle, which provides AI-powered podcast recording and editing tools.
  • Play HT vs Dupdub: Play HT focuses on voice generation, a broader offering than Dupdub, which specializes in expressive talking avatars with strong multilingual features.
  • Play HT vs WellSaid Labs: Play HT offers accessible high-quality voices, contrasting with WellSaid Labs, which delivers consistently professional-grade AI voices with detailed customization.
  • Play HT vs Revoicer: Play HT offers user-friendly voice generation, going beyond Revoicer’s advanced AI voice cloning and customization with SSML control.
  • Play HT vs ReadSpeaker: Play HT offers versatile voice options, while ReadSpeaker focuses on enterprise-level accessibility with natural text-to-speech across many languages.
  • Play HT vs NaturalReader: Play HT emphasizes lifelike voice quality, distinguishing it from NaturalReader, which supports more languages and offers OCR functionality.
  • Play HT vs Altered: Play HT focuses on natural voice generation, a unique feature set compared to Altered, which offers innovative AI voice cloning and real-time voice changing.
  • Play HT vs Speechelo: Play HT’s general high-quality text-to-speech is unlike Speechelo, which focuses on natural-sounding AI voices with punctuation awareness for marketing.
  • Play HT vs TTSOpenAI: Play HT balances quality and affordability, differing from TTSOpenAI, which achieves high human-like voice clarity with customizable pronunciation.
  • Play HT vs Hume: Play HT is for text-to-speech conversion, a distinct capability from Hume AI, which specializes in analyzing emotion in voice, video, and text.

More of Altered

Here’s a brief comparison of Altered against the listed alternatives, highlighting their standout features:

  • Altered と Speechify: Excels in accessibility and speed for text-to-speech, unlike Altered’s focus on voice manipulation.
  • オルタード vs マーフ: Offers diverse voices with customization, while Altered specializes in voice cloning and morphing.
  • 改変 vs 記述: Integrates audio/video editing with voice cloning, a broader scope than Altered’s voice alteration capabilities.
  • 改造 vs プレイ ht: Provides a wide range of natural-sounding voices, while Altered focuses on voice cloning and real-time changing.
  • Altered vs ElevenLabs: Generates highly natural AI voices, while Altered emphasizes creative voice morphing and manipulation.
  • オルタード vs ロヴォ: Offers emotionally expressive AI voices with multilingual support, unlike Altered’s emphasis on voice alteration.
  • Altered vs Podcastle: Provides AI-powered recording and editing specifically for podcasts, a different focus than Altered’s voice manipulation.
  • Altered vs Listnr: Offers podcast hosting with AI voiceovers, while Altered specializes in voice cloning and real-time voice effects.
  • Altered vs WellSaid Labs: Delivers consistently professional-grade AI voices, contrasting with Altered’s emphasis on creative voice transformation.
  • Altered vs Revoicer: Offers realistic AI voices with emotion and speed control, unlike Altered’s focus on voice morphing and cloning.
  • Altered vs ReadSpeaker: Focuses on text-to-speech for accessibility and enterprise solutions, a different focus than Altered’s voice alteration.
  • Altered vs NaturalReader: Provides versatile text-to-speech with customizable settings, whereas Altered specializes in voice cloning and manipulation.
  • Altered vs Speechelo: Generates natural-sounding AI voices for marketing, while Altered focuses on voice cloning, training, and morphing.
  • Altered vs TTSOpenAI: Offers high-quality text-to-speech with customizable pronunciation, differing from Altered’s emphasis on voice manipulation.
  • Altered vs Hume AI: Specializes in understanding and analyzing human emotions in voice and other modalities, unlike Altered’s focus on voice transformation.

よくある質問

What is the best text-to-speech software overall?

While both Play.ht and Altered are excellent, Play.ht edges out with its wider range of high-quality voices and languages. It’s perfect for various needs, from simple voiceovers to complex projects.

Can I try these text-to-speech tools for free?

Absolutely! Play.ht offers a free trial with limited features. Altered offers a free plan with 1,200 characters to experiment with.

What is Murf AI?

マーフAI is another popular text-to-speech platform known for its lifelike voices and extensive customization options. It’s worth considering alongside Play.ht and Altered.

Can I use these tools to create a unique voice for my brand?

Yes! Both Play.ht and Altered offer voice cloning features, which allow you to create a custom voice representing your brand and setting your content apart.

What is a text-to-speech API?

A text-to-speech API allows developers to integrate voice synthesis technology into their applications. Altered offers a robust API, giving you more flexibility and control over your audio projects.

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