Top 6 AI Voice Generators in 2024: Best Text-to-Speech Tools (with Audio Samples)

In the rapidly evolving world of artificial intelligence, AI voice generators have emerged as groundbreaking tools that make it remarkably easy to create or manipulate vocal audio. These AI-generated voices have become more sophisticated than ever, offering applications that span from producing engaging content to enhancing customer service experiences.

In this guide, we’ll explore and compare the six best AI voice generators available today. Plus, stick around until the end, where we’ll reveal a secret weapon that shows you how to access the best AI voice editor for free, the best free eleven labs alternative, along with additional features that elevate your projects.

But first, let’s put your ears to the test—can you distinguish between AI-generated voices and real human speech? Listen to the samples below and see if you can spot the AI. Find the answer at the end of the article.

*Audio clips courtesy of @Emmanuel Crown’s YouTube channel.

1. What Are AI Voice Generators?

An AI voice generator is a cutting-edge technology that uses deep learning algorithms and neural networks to convert text to audio, producing lifelike and natural-sounding speech. These tools are increasingly popular for creating voiceovers in various applications, including audiobooks, videos, and virtual assistants.

By simply inputting text or other media, users can generate customized voices that vary by age, gender, accent, and even specific celebrity tones. Whether you’re looking to download transcripts, create custom voices, or explore free AI voice solutions, these generators offer powerful and accessible tools for transforming text into humanlike speech without the need for any audio engineering expertise.

2. What’s the Difference Between an AI Voice Generator and Traditional Text-to-Speech?

While both AI voice generators and traditional text-to-speech (TTS) software are designed to convert text into spoken words, there are still some differences between them.

Traditional TTS software typically uses basic, computer-generated voices that can often sound robotic and monotonous. These voices lack the nuance and expressiveness needed for more dynamic applications, making them most suitable for straightforward tasks such as navigation systems or screen readers.

In contrast, AI voice generators utilize advanced algorithms and neural networks to produce highly realistic, humanlike speech. These tools provide a wide array of customization options, enabling users to choose voices based on age, gender, accent, and even specific celebrity tones. This makes AI voice generators ideal for creating professional-quality voiceovers for videos, audiobooks, virtual assistants, and more.

3. Key Features of AI Voice Generator Software

Text to Speech

At the core of AI voice generator software is text-to-speech functionality. This feature allows you to convert written text into spoken words.

Voice Cloning

Voice cloning enables the software to replicate a specific voice, whether it’s your own or others. This allows for consistent voiceovers across different content or the creation of a brand’s signature voice. A good voice cloning can capture the timbre, accent, rhythem and other characteristics of one’s voice.

Voice Changing

Broadly speaking, Voice Changing—also known as speech-to-speech—enables creators to transform their voice into another voice while preserving the nuances of their original spoken performance. For instance, a narrator could change their voice to match a different character or language without losing the natural flow and emotion of the speech.

More specifically, this feature shares similarities with Custom Voices. With Voice Changing, users can modify key aspects of a voice, such as pitch, tone, and speed, to craft a sound that is entirely unique. This allows for a high degree of customization, whether you want to adjust your voice to fit a specific role or create a distinct auditory identity.

Multilingual Voice Library with Various Voice Actors

As businesses and content creators target global audiences, the demand for multilingual content has grown. AI voice generators often come equipped with a multilingual voice library, enabling you to generate speech in different languages and accents, making your content accessible worldwide.

Dubbing and Translation

For creators looking to localize their content, dubbing and translation features are invaluable. These tools allow you to translate and dub content into multiple languages, making it easier to reach international markets with high-quality voiceovers that maintain the original tone and intent.

4. Monetizing with AI Voice Generators

AI voice generators are not just tools for content creation; they also present significant opportunities for monetization across various industries. Here are some scenarios where AI voice technology can help generate revenue:

Content Creation and YouTube Channels

Content creators on platforms like YouTube are increasingly using AI voice generators to produce high-quality voiceovers for their videos. Whether it’s for tutorials, explainer videos, or storytelling, using AI-generated voices can reduce production costs and time. By creating more content faster, creators can increase their output, leading to higher engagement, more views, and ultimately, greater ad revenue and sponsorship opportunities.

Marketing and Advertising Material Creation

AI voice generators play a pivotal role in creating compelling marketing and advertising materials. With the ability to generate custom voices that align perfectly with a brand’s identity, marketers can craft advertisements, promotional videos, and social media content that resonate deeply with target audiences. Additionally, the rapid iteration and adaptability offered by these tools allow brands to quickly respond to market trends and optimize their campaigns, further maximizing monetization opportunities.

Audiobooks and Podcasts

The demand for audiobooks and podcasts has surged in recent years. With an AI voice generator, authors and podcast creators can easily convert their written content into spoken word, expanding their audience reach. This is particularly useful for those who wish to enter the audiobook market without the expense of hiring voice actors. Monetizing through platforms like Audible or selling directly through personal channels becomes more accessible and cost-effective.

E-Learning and Online Courses

E-learning platforms and online course creators can use AI voice generators to provide narration for their courses, making the content more engaging and accessible to learners. This feature allows educators to produce professional-sounding courses without the need for expensive voiceover talent. Enhanced course quality can lead to higher enrollment rates and premium pricing, thus increasing revenue.

Virtual Assistants and Customer Service

Businesses are increasingly deploying AI-generated voices in virtual assistants and customer service chatbots. These applications not only improve user experience but also help companies save costs on staffing while providing consistent service. By enhancing customer interactions with lifelike voices, businesses can improve customer satisfaction and retention, which are key drivers of revenue growth.

5. Key Benefits of AI Voice Generators

AI voice generators offer a range of benefits that make them a valuable tool for content creators, businesses, and educators alike. Here are some of the most significant advantages:

Cost-Effective

One of the primary benefits of using AI voice generators is the reduction in costs associated with traditional voiceover production. Instead of hiring voice actors, renting studio time, or dealing with lengthy recording processes, users can generate high-quality audio with just a few clicks. This cost efficiency allows creators and businesses to allocate resources to other critical areas.

Speed and Efficiency

AI voice generators significantly reduce the time required to produce voiceovers. What once took days or weeks can now be accomplished in a matter of minutes. This speed is especially beneficial for projects with tight deadlines, allowing for quicker turnaround times and the ability to produce more content in less time.

High-Quality & Customizable

Modern AI voice generators offer a wide range of voices that sound natural and engaging. Users can customize these voices to fit their specific needs, adjusting for factors such as tone, pitch, and speed. This level of customization ensures that the final product aligns perfectly with the intended message or brand identity.

Scalability

The multilingual capabilities of AI voice generators mean that content can be easily adapted for different markets around the world. Whether it’s for international marketing campaigns, global e-learning courses, or multilingual customer support, AI voice generators make it simple to produce content in multiple languages, thereby expanding reach and potential revenue streams.

Consistency

AI voice generators allow for consistent voice quality across multiple projects, which is crucial for branding and professional content creation. Unlike human voice actors who may have variations in their performance, AI-generated voices maintain the same tone and style, ensuring uniformity across all audio outputs.

6. What Makes the Best AI Voice Generator?

When evaluating the best AI voice generator, several key factors come into play, each contributing to the tool’s overall effectiveness and appeal. Here’s a closer look at the essential criteria:

Naturalness of the Voice

The hallmark of a top-tier AI voice generator is the naturalness of its output. The best tools produce voices that are virtually indistinguishable from human speech, capturing the subtle nuances of tone, intonation, and emotion. This naturalness is crucial for engaging audiences, whether in audiobooks, videos, or customer service applications, as it ensures the voice feels authentic and relatable.

Customizability (Tone, Speed, Pitch)

Customizability is another critical factor that sets the best AI voice generators apart. Advanced tools allow users to fine-tune aspects like tone, speed, and pitch, enabling them to tailor the voice to specific needs. Whether you need a calm and soothing voice for a meditation app or an energetic and upbeat tone for an advertisement, the ability to customize these elements ensures that the voice aligns perfectly with the intended message and audience.

Ease of Use

Ease of use is essential, especially for those who may not have technical expertise. The best AI voice generators feature intuitive interfaces and straightforward workflows, allowing users to generate high-quality voiceovers with minimal effort. This accessibility means that anyone—from seasoned professionals to beginners—can produce professional-grade audio without needing extensive training.

Cost and Accessibility

Finally, cost and accessibility play a significant role in determining the best AI voice generator. The most effective tools offer a balance of powerful features at a reasonable price point, making them accessible to a wide range of users, including small businesses and independent creators. Additionally, having flexible pricing models, including free tiers or trials, allows users to explore the tool’s capabilities before committing, ensuring they find the best fit for their budget and needs.

7. Overview Table of AI Voice Generators

Below is a comparison table of six of the top AI voice generators available today. Each tool is evaluated based on key features like naturalness, customization options, and cost.

AI Voice GeneratorNaturalnessCustomizationCost
ElevenLabsExcellentYes$0 for up to 10,000 characters per month
SpeechifyVery GoodYes$0 for 10 standard reading voices and limited text-to-speech features
LOVO(Genny)Very GoodYes$24 per user per month, billed annually, or $29 per user billed monthly; free 14-day trial available
MurfGoodYes$23 per month, billed annually, or $29 billed monthly for one editor
Resemble AIExcellentYes$1 for up to 10,000 seconds FREE each month
PlayHTGoodYes$0 for non-commercial use

Notes:

  • Speechify:No free trial available. Products include Chrome plugin, Mac desktop, and mobile apps.
  • Lovo: Subscription is required to download.
  • Resemble AI: Only API service is available.

Below are some audio samples of generated clips (text-to-speech). Which one is your favorite?

Elevenlabs:

Lovo:

Murf:

PlayHT:

💡 Editor’s Top Pick: ElevenLabs

From my point of view, I would choose ElevenLabs as the best AI voice generator. It stands out not only for its superior quality and realism but also for its extensive customization options, including language, gender, age, emotions, and scenario-specific adjustments. Moreover, it’s incredibly fast, making it perfect for a wide range of applications.

But what if you run out of your free quota on ElevenLabs? No worries—I’m here to share a secret weapon: the Vozo Voice Editor App. It’s completely free and is powered by ElevenLabs, the best in the industry.

8. Voice Editor App by Vozo — Free ElevenLabs Alternative

First thing first, let’s check out its ai voice related features.

  • Voice Cloning: With just a 20-second recording, Vozo can create an ultra-realistic clone of your voice. This cloned voice captures the unique timbre, accent, and rhythm of your speech, ensuring authenticity in every output.
  • Text-to-Speech with Your Own Voice: Type any text and instantly hear it in your own voice, complete with lifelike, emotion-rich tones. This feature is perfect for creating personalized content quickly and efficiently.
  • Voice Change, Pitch, and Speed Adjustments: Vozo allows you to flexibly replace any sentence with voices from an extensive library or your own. Fine-tune pitch, volume, and speed to suit your creative needs.
  • 300+ Voice Choices with Emotional Tones: Choose from over 300 voices from various countries and regions, each speaking different languages and accents. Enhance realism and audience engagement with rich emotional tones.

Beyond these, Vozo Voice Editor also offers advanced functionalities:

  • Sentence-Level Adjustments: Vozo accurately separates speech from background audio and automatically segments and transcribes voices into editable text, allowing you to make precise adjustments by individual sentences.
  • Text-Based Speech Editing: Seamlessly edit voice content by simply modifying the transcribed text. This feature allows you to easily adjust and refine speech while maintaining the original voice’s consistency and style, without the need for re-recordings.

The Vozo Voice Editor is available as a mobile app, making it easy to edit and download audio directly from your smartphone. As the first mobile app of its kind, Vozo offers unparalleled flexibility and control over your voice projects. You can download your finished audio files directly to your device, ready to be shared or integrated into your content. If you haven’t tried it yet, I highly recommend giving it a go—it’s completely free.