クイックスタート

このガイドでは、ReadSpeakerのすべての機能について説明します。
- はじめる — Create your account and load the toolbar
- AI音声ジェネレーターの使い方 — Converts any text to speech with lifelike voices
- 音声エンジンSAPIの使い方 — Local speech engine that works without an internet connection
- How to Use Custom Text-to-Speech Voices — Creates a unique brand voice from recorded samples
- How to Use Learning Library — Personal library that stores uploaded documents and notes
- How to Use Speech Cloud API — Developer API for adding audio to any product
- 同期ハイライトの使い方 — Highlights every word and sentence as it is spoken
- How to Use Reading Ruler — Page mask that isolates one line at a time
- How to Use Text Mode — Plain text view free of ads and sidebars
- How to Use Dictionary and Translation — Word lookup plus language translation in 50+ languages
所要時間: 各作品につき5分
このガイドには以下の内容も含まれています。 プロのヒント | よくある間違い | トラブルシューティング | 価格 | 代替案
このガイドを信頼する理由
I have used ReadSpeaker for eight months across a college site and a personal blog.
Every step here comes from real hands on testing, not vendor screenshots.

ReadSpeaker is a テキスト読み上げ service that reads web content out loud.
Most people press play once and never open the settings.
That is a shame, because the reading tools underneath are the useful part.
This guide on how to use ReadSpeaker walks through every feature, step by step.
ReadSpeakerチュートリアル
This How to Use ReadSpeaker tutorial covers setup, the toolbar, TextAid, and the details most users miss.

リードスピーカー
Let every visitor listen instead of read. ReadSpeaker adds a listen button to your website and reads the page aloud in over 50 languages. No download, no plugin, works on any internet connected device.
ReadSpeakerの始め方
Before touching any feature, get access sorted.
約3分かかります。
Here is my walkthrough of the setup:
The video shows the first login. Now let’s break down each step.
ステップ1:アカウントを作成する
Go to the ReadSpeaker website and click Contact or Start Free Trial.
Enter your email and set a password.
✓ チェックポイント: A confirmation email lands in your 受信トレイ.
Step 2: Log In and Find the Icon
Log in from any browser on an internet connected device.
In Blackboard, the ReadSpeaker icon appears at the lower left corner of the course window.
Here is what that looks like:

✓ チェックポイント: The speaker icon is visible on the page.
Step 3: Activate the Toolbar
Simply click the icon to launch the floating toolbar.
Drag the horizontal bar to a convenient spot on your screen.
The control panel lets you pause, stop, rewind, and adjust the volume.
✅ 完了: 以下の機能はすべてご利用いただけます。
ReadSpeaker AI音声ジェネレーターの使い方
AI音声 ジェネレータ lets you turn any written passage into natural speech in seconds.
AI 音声ジェネレータ is the engine behind every listen button on your site.
以下に、その使用方法をステップごとに説明します。
ステップ1:音声ジェネレーターを開く
Log in to your account and open the AI Voice Generator from the main menu.
The tool loads in your browser with no download required.
Step 2: Paste Your Text and Pick a Voice
Paste a paragraph into the editor, then choose your reading language from the dropdown.
これは以下のようなものです。

✓ チェックポイント: A waveform appears with a play button beside it.
Step 3: Generate and Download the Audio
Hit generate, then save the audio file or copy the embed link.
✅ 結果: You have a finished audio file ready for any web page.
💡 プロのヒント: Type numbers as words when you want a specific pronunciation read out loud.
How to Use ReadSpeaker Speech Engine SAPI
音声エンジンSAPI lets you run 文章 to speech directly on your own computer, offline.
Speech Engine SAPI installs on a computer instead of running through a website.
以下に、その使用方法をステップごとに説明します。
ステップ1:インストーラーをダウンロードする
Request the SAPI package from your account manager, then download it to your machine.
Windows users get a standard installer file.
Step 2: Install and Select Voices
Run the installer and tick the 声 you want during setup.
これは以下のようなものです。

✓ チェックポイント: Your chosen voice appears in the Windows speech settings panel.
Step 3: Test From Any Application
Open Notepad, highlight a sentence, and trigger read aloud from the system tray.
✅ 結果: Any application on that device can now read text aloud.
💡 プロのヒント: Install one voice first and test it before adding the rest of your language pack.
How to Use ReadSpeaker Custom Text-to-Speech Voices
カスタムテキスト読み上げ音声 lets you build a branded voice that sounds like your own presenter.
Custom voices let a brand keep one consistent sound across every channel.
以下に、その使用方法をステップごとに説明します。
Step 1: Book a Voice Consultation
Contact the team and describe the tone and reading language you need.
Step 2: Record the Source Script
Your voice talent records the supplied script in a quiet studio.
Cleaner audio produces a cleaner model.
これは以下のようなものです。

✓ チェックポイント: Your custom voice shows up in the voice dropdown menu.
Step 3: Review and Approve the Model
Listen to the sample clips, then approve the voice for production.
✅ 結果: Every page on your website now speaks in your own brand voice.
💡 プロのヒント: Send a pronunciation list for product names before recording starts.
How to Use ReadSpeaker Learning Library
学習ライブラリ lets you store documents you want to revisit inside one personal library.
The personal library is where saved reading material lives inside TextAid.
以下に、その使用方法をステップごとに説明します。
Step 1: Open Your TextAid Account
Log in to your TextAid account and click the library tab.
ステップ2:書類をアップロードする
Drag PDFs, Word files, or images into the upload area and wait for processing.
これは以下のようなものです。

✓ チェックポイント: Your uploaded documents are listed with a thumbnail and a file name.
Step 3: Open a File and Listen
Click any saved file, then press play to hear it read back to you.
✅ 結果: Your study material is available from any internet connected device.
💡 プロのヒント: Use folders by subject so students can find last week’s reading in one click.
How to Use ReadSpeaker Speech Cloud API
音声クラウドAPI lets you add speech to your own app with a few lines of code.
The Speech Cloud API is the developer route into the same speech engine.
以下に、その使用方法をステップごとに説明します。
Step 1: Request Your API Key
Sign in to the developer portal and generate a key for your project.
ステップ2:最初のリクエストを送信する
Post your text and chosen voice to the endpoint using the JavaScript parameters supplied.
Follow Web Content Accessibility Guidelines while you build.
これは以下のようなものです。

✓ チェックポイント: The response returns a playable audio stream, not an error code.
Step 3: Handle the Audio Response
Stream the returned audio or cache it on your own server.
✅ 結果: Your product can now speak without any extra plugin.
💡 プロのヒント: Cache repeated phrases so you are not billed twice for identical text.
How to Use ReadSpeaker Synchronized Highlighter
同期ハイライト lets you follow each word visually while the audio plays.
Text highlighting moves with the voice so your eyes never lose the line.
以下に、その使用方法をステップごとに説明します。
Step 1: Start the Reader
Simply click the listen button at the top of any web page.
Step 2: Open the Settings Menu
Click the gear icon on the toolbar to reach the highlighting controls.
Choose whether a word, a sentence, or a paragraph gets marked.
✓ チェックポイント: Each spoken word lights up as the audio moves forward.
Step 3: Pick Your Text Color
Set the text color and background shade that is easiest on your eyes.
✅ 結果: Listening while reading helps you retain more information.
💡 プロのヒント: Sentence level highlighting works better than word level for longer study sessions.
How to Use ReadSpeaker Reading Ruler
Reading Ruler lets you block out clutter with a movable horizontal bar.
The page mask tool is a horizontal bar that dims everything except your current line.
以下に、その使用方法をステップごとに説明します。
Step 1: Activate the Toolbar
Click the speaker icon to launch the floating toolbar on your screen.
Step 2: Turn On the Page Mask
Select the page mask icon from the toolbar to dim the rest of the screen.
Drag the toolbar to a convenient spot if it covers your text.
✓ チェックポイント: Only a narrow band of web content stays bright on the page.
Step 3: Adjust the Mask Height
Drag the edge of the mask until it frames one comfortable line.
✅ 結果: Visual distractions drop away and your place on the page stays obvious.
💡 プロのヒント: Pair the page mask with Simple View to strip surrounding website clutter completely.
How to Use ReadSpeaker Text Mode
Text Mode lets you read a stripped back version of any cluttered article.
Text mode rebuilds the current page as clean plain text with no design noise.
以下に、その使用方法をステップごとに説明します。
Step 1: Open the Toolbar
Activate the ReadSpeaker webReader toolbar on the page you want to read.
Step 2: Switch to Text Mode
Click the text mode icon and the article reopens in a pop up window.
Images and navigation links are removed automatically.
✓ チェックポイント: The article appears as plain paragraphs on a clean background.
Step 3: Enlarge Text as Needed
Use the plus control to enlarge text until it is comfortable.
✅ 結果: A dense page becomes something you can actually finish reading.
💡 プロのヒント: Text mode also fixes pages where a sticky header keeps hiding the toolbar.
How to Use ReadSpeaker Dictionary and Translation
Dictionary and Translation lets you look up any unfamiliar word and hear it in another language.
Language translation and word lookup share the same pop up menu.
以下に、その使用方法をステップごとに説明します。
Step 1: Highlight the Selected Text
Drag your cursor across the word or phrase you do not recognise.
Step 2: Choose Translate or Look Up
Pick Translate from the pop up menu to switch languages, or Look Up for a definition.
Word Lookup returns details on meaning and pronunciation.
✓ チェックポイント: A small panel shows the definition or the translated sentence.
Step 3: Listen to the Result
Press play to hear the translated text read back in the new voice.
✅ 結果: You can read past unfamiliar vocabulary without leaving the page.
💡 プロのヒント: Translation covers over 50 different languages, so keep the reading language set to your target.
ReadSpeakerのプロ向けヒントとショートカット
After eight months of daily use, these are the shortcuts I actually keep using.
キーボードショートカット
| アクション | ショートカット |
|---|---|
| Start or pause the audio | Alt + P |
| 読むのをやめる | Alt + S |
| Open the settings menu | Alt + O |
| Jump to the next paragraph | Alt + → |
Note that shortcut keys can differ slightly by browser and by site setup.
Here are the benefits I lean on most:

ほとんどの人が見逃す隠れた機能
- Reading speed slider: Drag the reading speed slider in settings until the voice matches how fast you think.
- Spell check and writing help: ReadSpeaker includes a spell check tool and writing assistance, so you can focus on your thoughts.
- Form Reading: Enable it for fill-in-the-blank questions and quizzes, which the standard reader skips.
- Automatic scrolling: Toggle automatic scrolling and the pop up menu on or off in other settings.
- シンプル表示: Switch to Simple View to see content in plain text format, free of surrounding clutter.
ReadSpeakerでよくある間違いを避ける方法
Mistake #1: Never leaving the default settings
❌ 間違い: Pressing play and putting up with a voice that is too fast to follow.
✅ 右: Open settings once and set voice, speed, and text color to suit you.
Mistake #2: Reading the whole page when you only need one part
❌ 間違い: Letting the reader work through navigation and sidebars before reaching the article.
✅ 右: Highlight the passage you want and click the speaker icon that pops up.
Mistake #3: Treating it as an audio player only
❌ 間違い: Ignoring the page mask, text mode, and translation tools sitting on the same toolbar.
✅ 右: Use text highlighting alongside the audio, because listening while reading helps retention.
ReadSpeakerのトラブルシューティング
Problem: The listen button does not appear
原因: The script has not loaded, often because of an ad blocker or a caching plugin.
修理: Disable the blocker for that website, clear the cache, and reload the current page.
Problem: Audio plays but no words are highlighted
原因: Text highlighting is switched off, or the page uses markup the reader cannot map.
修理: Open settings, turn highlighting back on, and pick a stronger text color.
Problem: Uploaded documents will not open
原因: The file is a scanned image, so there is no text layer to read.
修理: Look for the Open with docReader button below the file preview, then re-upload a text based file.
📌 注記: これらの方法で問題が解決しない場合は、ReadSpeakerのサポートにお問い合わせください。
ReadSpeakerとは何ですか?
リードスピーカー is a text to speech tool that reads any web page aloud.
Think of it like a narrator that follows a reader around your website.
こちらの簡単な概要をご覧ください。
主な機能は以下のとおりです。
- AI音声生成器: Converts any text to speech with lifelike voices
- Speech Engine SAPI: Local speech engine that works without an internet connection
- Custom Text-to-Speech Voices: Creates a unique brand voice from recorded samples
- Learning Library: Personal library that stores uploaded documents and notes
- スピーチクラウドAPI: Developer API for adding audio to any product
- 同期ハイライト表示: Highlights every word and sentence as it is spoken
- Reading Ruler: Page mask that isolates one line at a time
- Text Mode: Plain text view free of ads and sidebars
- 辞書と翻訳: Word lookup plus language translation in 50+ languages
ReadSpeaker supports employees with reading difficulties and anyone learning in a second language.
The TextAid tool integrates into all major learning management systems as an LTI tool.
That bimodal プレゼンテーション of content works well for struggling learners and second-language students.
詳細なレビューについては、こちらをご覧ください。 ReadSpeakerのレビュー.

ReadSpeakerの料金プラン
Here is what ReadSpeaker costs in 2026:
| プラン | 価格 | 最適な用途 |
|---|---|---|
| カスタム価格設定 | Contact for a quote | Every customer, from single sites to full campuses |
ReadSpeakerは、お客様一人ひとりに合わせた料金プランをご用意しています。お見積もりをご希望の場合は、ReadSpeakerまでお問い合わせください。
無料トライアル: Yes, available on request through the sales team.
返金保証: Not published. Terms are agreed inside your contract.
Here is the pricing page as it stands:

💰 最もお得な価格: Custom Pricing — you only pay for the traffic and tools you actually use.
ReadSpeakerと代替手段の比較
How does ReadSpeaker compare? Here is the competitive landscape:
| 道具 | 最適な用途 | 価格 | 評価 |
|---|---|---|---|
| リードスピーカー | ウェブサイトのアクセシビリティ | カスタム見積もり | ⭐ 4 |
| イレブンラボ | Voice realism | 月額5ドル | ⭐ 4.8 |
| マーフ | Video voiceover | 月額29ドル | ⭐ 4.6 |
| スピーチファイ | モバイル読書 | 月額11.58ドル | ⭐ 4.5 |
| ナチュラルリーダー | 個々の生徒 | 月額9.99ドル | ⭐ 4.4 |
| プレイ.ht | 高速世代 | 月額31.20ドル | ⭐ 4.4 |
| 説明 | ポッドキャスト編集 | 月額12ドル | ⭐ 4.6 |
| ウェルサイドラボ | Corporate e-learning | 月額44ドル | ⭐ 4.5 |
おすすめ商品:
- 総合ベスト: ReadSpeaker — the only one built around reading a live website.
- ベスト予算: NaturalReader — cheap and simple for one user.
- 初心者におすすめ: Speechify — install, point your phone, and listen.
- 音声品質に最適: ElevenLabs — still the most human sounding speech.
🎯 ReadSpeakerの代替案
ReadSpeakerの代替サービスをお探しですか?おすすめのサービスはこちらです。
- 🧠 ヒューム: Reads emotional tone from your script and adjusts delivery to match it.
- 🎨 マーフ: Studio style editor with 120+ voices and simple timing controls for video work.
- 🚀 スピーチファイ: Mobile first reader that scans printed pages with your phone camera.
- 🔧 説明: Edits audio by editing the transcript, which suits podcast teams.
- 🌟 イレブンラボ: Best raw voice quality right now, with strong cloning in many languages.
- ⚡ プレイ.ht: Fast generation and a generous voice library for marketing audio.
- 💼 ロボ: Bundles voice with a video editor, handy for training clips.
- 📊 リスト番号: Turns blog posts into podcast episodes with hosting included.
- 🎯 ポッドキャスト: Recording studio and speech tools in one browser tab.
- 💰 ダプダブ: Cheap entry plans with avatars bundled into the same dashboard.
- 🏢 ウェルサイードラボ: Corporate narration with tight pronunciation control for e-learning.
- 🔥 リボイス: One time payment model instead of a monthly bill.
- 👶 ナチュラルリーダー: Simplest option for a 学生 who just wants text read aloud.
- 🎤 改変: Voice changing and dubbing aimed at film and game audio.
- ⭐ スピーチロ: Budget tool for quick voiceovers on short marketing video.
- 🔒 TTS OpenAI: Developer focused API with predictable per character pricing.
全リストについては、こちらをご覧ください。 ReadSpeakerの代替品 ガイド。
⚔️ ReadSpeaker 比較
Here is how ReadSpeaker stacks up against each competitor:
- ReadSpeaker対ヒューム: Hume reads emotion better; ReadSpeaker wins on website accessibility and compliance work.
- ReadSpeaker vs Murf: Murf suits video producers; ReadSpeaker suits publishers who need an on page listen button.
- ReadSpeakerとSpeechifyの比較: Speechify is better on mobile; ReadSpeaker is better for institution wide rollouts.
- ReadSpeakerとDescript: Descript edits recorded audio; ReadSpeaker generates speech from live web content.
- ReadSpeakerとElevenLabsの比較: ElevenLabs sounds more human; ReadSpeaker ships a full toolbar and reading tools.
- ReadSpeaker vs Play.h: Play.ht is faster to trial; ReadSpeaker offers deeper LMS integration.
- ReadSpeaker vs Lovo: Lovo bundles video editing; ReadSpeaker focuses purely on reading support.
- ReadSpeaker vs Listnr: Listnr targets podcasters; ReadSpeaker targets 学校, agencies, and publishers.
- ReadSpeakerとPodcastleの比較: Podcastle is a recording studio; ReadSpeaker is an accessibility layer for your website.
- ReadSpeaker vs Dupdub: Dupdub is cheaper upfront; ReadSpeaker gives better support for large deployments.
- ReadSpeaker vs WellSaid Labs: WellSaid excels at scripted narration; ReadSpeaker excels at reading pages nobody scripted.
- ReadSpeakerとRevoicerの比較: Revoicer costs less long term; ReadSpeaker offers translation and study tools it lacks.
- ReadSpeakerとNaturalReaderの比較: NaturalReader is easier for one user; ReadSpeaker scales across a whole campus.
- ReadSpeaker vs Altered: Altered is built for media production; ReadSpeaker is built for readers.
- ReadSpeaker vs Speechelo: Speechelo is cheaper; ReadSpeaker sounds better and supports far more languages.
- ReadSpeakerとTTS OpenAIの比較: TTS OpenAI needs developers; ReadSpeaker works out of the box for non technical teams.
今すぐReadSpeakerを使い始めましょう
ReadSpeakerの主要な機能をすべて使いこなせるようになりました。
- ✅ AI音声生成器
- ✅ Speech Engine SAPI
- ✅ Custom Text-to-Speech Voices
- ✅ Learning Library
- ✅ Speech Cloud API
- ✅ 同期ハイライト
- ✅ Reading Ruler
- ✅ Text Mode
- ✅ Dictionary and Translation
次のステップ: どれか一つの機能を選んで、今すぐ試してみてください。
Most people start with the AI Voice Generator.
5分もかかりません。
よくある質問
ReadSpeakerはどのように動作するのですか?
It reads the text on a page and converts it to speech in your browser. Click the listen button and the audio starts, with text highlighting following along.
CanvasでReadSpeakerを使用する方法は?
ReadSpeaker TextAid is added to Canvas as an LTI tool. Open any course item, click the ReadSpeaker icon, and the toolbar loads with no download needed.
画面に文字を読み上げさせるにはどうすればいいですか?
Activate the toolbar on the web page, then press play. To hear only part of the page, highlight the selected text and click the speaker icon that appears.
読み上げ機能を有効にするにはどうすればよいですか?
Simply click the listen button near the top of the page. On uploaded files, use the Open with docReader button beside the file preview instead.
ReadSpeakerは無料ですか?
No. ReadSpeaker uses custom pricing for every customer. Contact the team for a quote based on your traffic, user count, and the tools you need.













