26.07.2023
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Top 7 AI Voice Generators

Andrew Andreev
Author at ApiX-Drive
Reading time: ~10 min

The capabilities of AI technologies are steadily expanding each year, allowing them to effectively perform increasingly complex tasks. One such promising direction is the reproduction of human speech. This is carried out by specially trained neural networks and deep learning algorithms, which generate naturally sounding voices according to specified parameters (tone, timbre, etc.). Equally important is that they are capable of qualitatively voicing written text, supporting the text-to-speech format. This feature opens up broad opportunities for the use of these systems in various fields. When choosing such a service for work or personal use, it is recommended to study at least a few platforms, comparing their functionality and features. To facilitate this process for you, we present a review of seven popular AI speech generator services.

Content:
1. Selection Criteria and Service Capabilities
2. Murf.ai
3. Synthesys
4. Listnr
5. Lovo.ai
6. PlayHT
7. Speechify Voice Over
8. Speechelo
9. Conclusion
***

Selection Criteria and Service Capabilities

When choosing an AI platform, it is worth adhering to the following recommendations:

  • Familiarize yourself with the list of supported languages and make sure that those you need are definitely represented. The best such programs support dozens of languages, making them in demand by users worldwide.
  • Investigate how extensive the content library of your chosen service is. Ideally, it should contain over 100 voices with functionality for their customization.
  • Explore the pricing features of the services: what tariff plans they offer, their cost, and what services are included in the package; whether they have a free tariff or trial period.

Among the main features of the AI voice generator, it is worth noting:

  • Voicing any digital content: movies, video clips, audiobooks, podcasts, and much more.
  • Flexible voice parameter setting through a built-in editor: from choosing styles, pronunciation, and accent to creating original voice-overs based on the user's own voice.
  • Downloading the created content in the form of audio files (MP3, WAV), as well as automatic import into third-party systems (for example, podcasts), or embedding text to speech plugins on websites.

Next, we offer you to get acquainted with the functional features of the top 7 AI services for speech generation.

Murf.ai

Top 7 AI Voice Generators | Murf


The Murf platform has a wide range of tools for voicing text using artificial intelligence algorithms in various formats, including off-screen voice and dictation. It is very much in demand among users and is suitable for various tasks. Developers of digital content, podcasters, creators of online courses, and others can use one of the best AI voice generators, Murf.

Key features:

  • An extensive content library contains over 120 male, female, and child voices in more than 20 languages.
  • A wide choice of accents (British, American, Australian, Canadian, Indian, Chinese, French, and others) and voice tones (joyful, sensitive, for news, customer communication, and so on).
  • The function of combining the voices of professional actors from the catalog with the user's own voice.
  • A plethora of speech customization tools with the ability to change timbre, tone, speed, volume, pronunciation, add pauses, and so on.
  • Conversion of the user's recorded voice into editable blocks of text using automatic transcription.
  • Importing videos from popular video hosting sites (YouTube, Vimeo) for transcription or editing.
  • Synchronization of time to create separate voice blocks for precise dubbing overlay.
  • A built-in grammar check module for automatic recognition and correction of grammatical errors.
  • Integrations with popular video editors like Adobe Premiere Pro and Final Cut Pro.

With this free AI voice generator, you can create a 10-minute recording based on any voice from the library without the possibility of downloading. The Basic tariff costs $19 per month for one user. The Pro tariff will cost $26 per month, and for the extended Enterprise plan, you will have to pay $99 monthly.

Synthesys

Top 7 AI Voice Generators | Synthesys


The Synthesys platform is another worthy representative of speech generators with AI support. It allows you to create professional dubbing of digital content with a few clicks. The advanced text-to-speech (TTS) and text-to-video (TTV) technologies it uses provide the ability to automatically transform blocks of dry text into vivid and dynamic presentations.

A wide range of benefits makes Synthesys a powerful and convenient tool for entrepreneurs, marketers, and content creators. The service is suitable for creating selling, informational, and training audio and video clips, product video reviews, podcasts, presentations, audiobooks, and other digital content.

Key features:

  • The service's database has 35 male and 34 female voices of professional actors, as well as 254 unique voice styles in 145+ languages.
  • The top AI voice generator includes an AI video generator module with virtual avatar characters for text reproduction and auto-generation of high-resolution video with an AI lip-synching function.
  • Synthesys users can create an unlimited number of voice-overs for any purpose and sell them.
  • A functional video editor with a range of useful tools (face replacement, background removal, etc.) allows you to edit and customize the video.
  • Versatile voice settings help change the style, speed, and tone of voice, place pauses, express various emotions, and so on.
  • Preview mode allows you to view the finished material and immediately correct any detected errors without wasting time on rendering.

The tariff for creating audio is available for $27 per month. The tariff with the video generator costs $36 per month. For a combined tariff plan, you will have to pay $52 monthly.

Listnr

Top 7 AI Voice Generators | Listnr


The free AI voice generator Listnr is no less functional than the previous two services. Moreover, it offers extensive customization capabilities for the content created by users. Its tools allow for flexible adaptation of the AI-rendered text to the specific goals and tasks of the project.

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Key features:

  • More than 900 original voices in 140+ languages with five speech tones.
  • The audio editor supports flexible speech customization with style, accent, speed, pause placement settings, and so forth.
  • The customizable audio player is suitable for integration with external websites.
  • Recording, editing, publishing, and monetizing podcasts on platforms like Spotify, iTunes, and Google Podcasts. The service helps automate podcast development by turning text posts into audio recordings in 17 languages with different dialects.
  • Ability to create original voice-overs for blog posts, audiobooks, and YouTube videos.
  • The service's simple and convenient interface allows automatic generation of an audio version of any text from the Internet. To achieve this, you simply need to enter a link to the page where it is located. The user can select the necessary voice, language, and tone, as well as specify other speech settings. Also, here you can quickly send the audio created by AI algorithms to social media (YouTube, Instagram, TikTok, and others).
  • Built-in analytics tools help control various parameters of audio recordings.
  • The text-to-speech API provides the opportunity to integrate the platform with third-party systems.

The free tariff includes a number of monthly limits: 1,000 words, 20 uploads and exports, and 1 GB of space without the ability to embed audio. The Student plan costs $9 per month; Individual – $19 per month; Solo – $39 per month, Agency – $99 per month.

Lovo.ai

Top 7 AI Voice Generators | Lovo


If you are looking for an AI speech service with a library of music and sound effects, we recommend that you check out the Lovo platform. It offers a large set of tools for editing and customizing audio and video content. This service is optimal for business, education, and creativity. It is considered an excellent assistant for solving video production tasks, developing virtual assistants, producing podcasts, and so forth.

Key features:

  • Over 600 voices are available in 100+ languages, expressing about 30 emotions. You can find a suitable option for almost any area: entertainment, banking, education, media, gaming, and so on. Users have access to characters of different ages and genders with various accents. Moreover, there is a possibility to choose a thematic scenario (game, advertisement, training) and character (cheerful, informative, trustworthy).
  • The powerful audio editor allows for flexible customization of several speech parameters: pronunciation, accent, speed, delivery, and more.
  • The built-in video editor allows for quality video editing while creating voice-overs.
  • An extensive catalog of non-verbal exclamations, sound effects, royalty-free music, stock images, and videos.
  • Ability to import text, images, audio, and video from third-party sources for the development of professional media content, instructional videos, audiobooks, and so forth.

The Basic tariff plan, which includes 2 hours of speech generation, costs $19 per month. The Pro plan (5 hours of speech generation) is priced at $24 per month. For the Pro+ tariff plan, which provides 20 hours of speech generation, you will have to pay $75 per month. Users can only evaluate the capabilities of the service for free during a 14-day period. During this period, they have access to the capabilities of the Pro plan.

PlayHT

Top 7 AI Voice Generators | PlayHT


The PlayHT platform is rightfully considered one of the best AI voice generators. For the professional generation of speech and other audio content, it uses artificial intelligence algorithms from IBM, Microsoft, Amazon, and Google. The service is especially useful for converting text into natural human voice (text-to-speech). The finished material can be downloaded in MP3 or WAV file formats.

Key features:

  • The library contains 829 AI-created voices in 142 languages with different accents.
  • Emotional styles make the speech more natural and attractive.
  • You can use multiple different voices in the same file for voice-over dialogues.
  • Voice intonation settings help regulate speed, pitch, accent, and pauses to create a unique voice.
  • Users can determine the pronunciation of selected words themselves, saving them in the system and reusing them in speech synthesis.
  • There is the possibility to create voice-overs based on scripts developed manually as well as automatically, using AI algorithms, based on the text content of any third-party site.
  • The built-in podcast hosting module allows you to launch an RSS feed with audio files created on the platform and then post them on iTunes and Spotify with a few clicks.
  • Thanks to the preview mode, users can listen to the AI-generated voice in whole or in parts before converting the material into an audio file.
  • Analytics functions allow collecting and processing data on created audio files (listeners, subscribers, distributions, and downloads).

The service offers the following tariff plans: Personal for $7.2 per month; Creator for $31.2 per month; PRO for $49.5 per month, as well as the Enterprise plan with individual rates.

Speechify Voice Over

Top 7 AI Voice Generators | Speechify Voice Over


Speechify Voice Over is another best AI voice generator free with a convenient and functional text-to-speech converter and a range of other useful tools. With its help, you can convert various types of text content (Word documents, internet publications, emails, PDF files, and so on) into an audio format.

Key features:

  • The platform is based on the AI Voice Studio module, which allows you to quickly voice the text and download the audio file in MP3, WAV, or OGG format.
  • The library has more than 120 AI-generated voices in 60+ languages with different accents.
  • Flexible setting of speed, delivery, tone, and other speech characteristics.
  • The service's functionality is accessible through an intuitive web interface, a desktop version for Mac, extensions for Google Chrome and Safari browsers, as well as a mobile application (iOS, Android).
  • The built-in screenshot reader effectively processes screenshots with text and converts them into a voice-over.
  • The Voice Cloning feature allows you to clone human voices in high quality in seconds.
  • With the AI Dubbing feature, you can automatically translate and dub new or existing videos in more than 100 languages.
  • The AI Video Generator allows you to automate and speed up the video production process.

The free version, Voice Over Free, provides 10 minutes of speech generation and 10 minutes of transcription without the ability to download. The Professional plan for $59 per month gives 100 hours of speech generation per user per year and other possibilities. There is also an Enterprise plan with individual conditions.

Speechelo

Top 7 AI Voice Generators | Speechelo


Speechelo is a versatile AI voice generator with rich functionality. It is ideally suited for the development of marketing and educational audio and video, as well as other media content.

Key features:

  • The platform offers 30 naturally sounding male and female voices and supports 23 languages.
  • The user can choose one of three tones for voicing text: normal, cheerful, or serious.
  • The placement of vocal intonations and pauses makes the AI-generated voice more expressive.
  • Flexible speech customization: changing delivery, speed, and other parameters.
  • Built-in text editor with text proofreading feature.
  • A simple and convenient interface allows you to insert a text fragment, select a language and voice, and then get a ready-to-download audio file with a voice-over in less than 10 seconds.
  • Download voiced files in MP3, WAV, or AAC formats.

To use the service, you need to pay $97. You can save money by using a promo coupon, in which case it will cost $47. The system also provides the possibility of refusing the service and getting a refund within 60 days.

Conclusion

Each of the services listed in the article has its own features and advantages. Some of them can be utilized for free: for example, Speechify, Murf, and Listnr. The Lovo.ai platform offers a free 14-day trial period, while all the others are available only for a fee. As for paid plans, the most budget-friendly ones turned out to be PlayHT (Personal – for $7.2 per month) and Listnr (Student – for $9 per month).

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