BookFab Review: Top AI Text-to-Speech App Supporting Multiple Languages

Why Creators Choose BookFab ?

Whether you're a content creator seeking to monetize eBooks or an educator enhancing courses with auditory depth, the best text to speech tool converts 10,000-word texts into studio-quality audiobooks in just 15 minutes. Choose from 20+ emotionally adaptive AI voices in English/Japanese—from authoritative male tones for financial analyses to cheerful female narrators for children’s stories, or solemn vocals for historical works.

Core Features

Smart Voice Generation

• Supports 20 human-like voices each for English/Japanese (male/female included)
• Upcoming voice cloning feature
• Adjust speed, volume, emotion, and more

A wide range of voices are available for both English and Japanese in the best text to speech Creator -BookFab AudioBook Creator. There are 20 unique voices available for each language, with both male and female characters. You can audition each voice to find the perfect match for your narrative. Additionally, voice cloning will be introduced in a future update.

Format Conversion

• Convert EPUB to M4B audiobooks in one click
• Supports TXT, MP3, OPUS file conversions
• Works on all mobile platforms

This AI voice generator simplifies audiobook creation with its versatile input and output capabilities. You can smoothly paste text or import TXT files in the Text to Speech interface, and export your audio in MP3 or OPUS formats. Additionally, eBooks in EPUB format can be converted to M4B format in Audiobook Creator interface.

Interactive Tools

• Real-time subtitle highlighting
• Smart bookmark resuming
• Custom start points

This AI voice reader ensures an interactive reading experience with real-time text highlighting. As the audio plays, the current sentence being read is highlighted and the text automatically scrolls to stay in view. You can also customize playback by selecting specific sentences to start from, making it easy to follow along.

Tech Highlights

• Pronunciation Correction
• Custom word replacement rules (Alias feature)
• Multi-language pronunciation engine

The best text to speech Creator -BookFab is equipped with advanced pronunciation correction settings to ensure accurate audio output. Alias is used to replace the pronunciation of selected words which is perfect for extending abbreviations or adapting the pronunciation to different languages. Also, this text-to-speech converter supports customized reading rules to ensure that the audio meets your specific needs.

Smart Resource Management

• Auto-sort covers/titles
• 40GB cloud storage
• Sync playback progress across devices

BookFab vs Speechify

While Speechify still uses robotic voices for basic text reading, BookFab brings AI voices to life. We give creators 20+ human-like voices in English and Japanese Switch between 20 styles—like deep voices for thrillers or cheerful tones for kids’ books. Soon, the best text to speech Creator-BookFab's voice cloning tool will let you copy any unique voice style. Speechify can’t do this.

Format freedom matters. The best text to speech Creator -BookFab turns EPUB files into M4B audiobooks in one click, keeping chapters and book covers. Share directly to Audible or Apple Books. With Speechify, you must cut TXT files manually—slow and messy. Our tool also converts OPUS/TXT/MP3 files into podcasts or lessons with emotions. Speechify only makes boring MP3 files.

From text to speech : how real users operate them

Case 1 - Author: Quickly Create Audio Book Sample Chapters

When your new book draft is ready, you don’t need to run between recording studios and editing software. Drag your draft into the best text to speech Creator-BookFab, and the AI engine breaks down the chapters like a pro producer. Before your coffee gets cold, it creates three style options: British-accented academic narration, dramatic American-style storytelling, or a soft-spoken personal tone.

Swipe to assign voices like a director—calm maturity for the hero, metallic grit for the villain—by moving emotion sliders on the waveform. The hardest parts of recording become simple: When dealing with technical terms, you add custom rules to the pronunciation library first. Turn on "Focus Mode" to make speech speed match content importance, working like an audio highlighter.

If your agent asks for a Japanese sample chapter, switch modes—the AI adjusts sound effects and sentence flow automatically, keeping the original’s style while impressing overseas editors.

Case 2 - Educator: Creating multilingual instructional audio

When updating listening materials for your international class, the best text to speech Creator-BookFab works like a team of 30 teaching assistants. Upload English handouts, and the AI creates clear German versions, polite Japanese versions, and friendly Spanish versions.

During lunch break, you adjust listening difficulty on your phone. Move the "speed" slider to split biology podcasts into Basic (0.8x speed + repeats key words) and Advanced (1.2x speed + adds more technical terms).

Late at night, while checking homework, you notice students understand better with explanations in their native language. Tap the "instant translation" button to turn class recordings into subtitle files in each student’s first language, while keeping important formulas in the original language.

Case 3 - Self media: Efficient generation of podcast content

When breaking news hits at midnight, use BookFab to turn press releases into podcast drafts. Choose "Hot Topic Commentary" mode—the text to speech Creator creates a three-part structure: controversial points, industry analysis, creative ideas. The "debate host" voice from the library has just the right edge, like virtual guests arguing in your ear in real time.

During your coffee break, try cloning your own voice style. Read a 2-minute breakfast recipe, and the AI learns your signature pauses and sarcastic jokes tone. That afternoon, your career advice recordings suddenly carry your personal brand naturally.

Case4 - Commuters: Document to Audio Learning Solution

During the crowded morning subway ride, you pull out your BookFab . Tap the screen, and a confident voice explains the latest finance news, blocking out train announcements and chatter. While someone plays loud TikTok songs nearby, your ears fill with the dramatic storytelling of Sapiens—the text to speech Creator-BookFabr’s voice shifts like a professor explaining history, then turns poetic to describe ancient scenes.

Walking through the park, you keep learning from last week’s tech book. Birds sing and bikes ring as BookFab picks up where you left off—the mind-blowing theories you heard on the subway now play like a podcast. By the time your earbuds warn of low battery, you’ve finished the book’s key ideas, just as The sun has just set.

How to Convert Text to Speech with BookFab AudioBook Creator

Get BookFab AudioBook Creator free download on Windows.

Step 1: Launch BookFab and load the .epub file

Open BookFab software and navigate to the Audiobook Creator interface to import your desired EPUB files.

Step 2：Select chapters to start conversion

After the files are analyzed, select specific chapters for text-to-speech conversion. You can customize settings such as language, expressivity, prosody, etc. Then click the "Start to Convert" button.

Step 3: Manage your audiobook in the library

Once processing is complete, organize the audiobook content in the library, where you can save your listening progress.

Conclusion

BookFab helps you turn any document into audiobooks or podcasts quickly. Choose from 20+ natural voices in English and Japanese. Perfect for writers, teachers, and content creators who work globally.

Upload your EPUB, PDF, or Word files. The best text to speech tool will read the text aloud in your chosen voice and language. Change the speaking speed to make it faster or slower. Add happy or serious tones to match your story. Get real-time subtitles for videos or social media posts.Try voice cloning for free—copy any voice style you like. Your files stay safe with 40GB cloud storage. Now, it’s time to indulge in the very best audiobooks what you favor!