Synthesia vs Speechify: Which AI Video Generator in 2025?

by | Last updated May 8, 2025

Winner
Synthesia
9.0
  • AI Avatars
  • Text-to-Speech
  • Templates and Branding
  • Video Editor
  • Collaboration and Sharing
  • No Free Plan Available
  • Paid Plans from $22/month
Runner Up
Speechify
6.5
  • AI Voice Generator
  • Voice Cloning
  • Dubbing
  • Scan & Listen
  • Get API Access
  • Free plan available
  • Paid Plans from $29/month
Synthesia vs Speechify

Hey, ever wish making videos were easier?

You’re not alone! Creating videos can be a real pain, right?

It takes time, effort, and sometimes, a whole lot of money. But guess what? 

Two of the big names in this AI video world are Synthesia vs Speechify.

Let’s dive in and see what these tools can do!

Overview

We’ve put both Synthesia and Speechify through their paces.

Exploring their features and ease of use. 

This hands-on testing allowed us to compare how they tackle video creation directly. 

From generating visuals to handling voiceovers, it gives you a clear picture of their strengths.

Synthesia

Want to produce engaging videos in multiple languages? Give Synthesia a try today!

9out of 10

Pricing: Free Trial is available. Paid plan starts at $22/month

Key Features:

  • 140+ AI Avatars
  • Multilingual Support
  • Screen Recorder
Speechify

Speechify, a revolutionary text-to-speech AI, empowers you to listen to any text.

6.5out of 10

Pricing: Free Trial is available. Paid plans start at $29/month

Key Features:

  • 30+ natural-sounding voices
  • Mobile app integration
  • Note-taking features

What is Synthesia?

Okay, so Synthesia? It’s like magic for making videos.

You know, without needing cameras or actors.

It uses AI to create videos from just text. Pretty neat, huh?

Also, explore our favorite Synthesia alternatives…

Synthesia
Synthesia
9.0

Over 10 million videos have been created and counting. See why Synthesia AI is the fastest-growing AI video platform. Try it and experience the future of video creation.

Key Benefits

  • Diverse avatar selection: There are over 140 AI avatars to choose from.
  • Multilingual video creation: Create videos in over 120 languages.
  • Screen recording integration: Easily include your screen recordings in your videos.

Pricing

  • Free: $0 for a limited feature.
  • Starter: $22/month for 120 minutes of videos/year.
  • Starter: $67/month for 360 minutes of videos/year.
  • Starter: Custom pricing.
Synthesia AI

Pros

  • Easy to use
  • Fast video creation
  • Affordable
  • Wide range of uses
  • Supports many languages

Cons

  • Less customizable options
  • AI avatars may lack nuance
  • Some features require a learning curve

What is Speechify?

Now, let’s talk about Speechify. It started as a super handy text-to-speech tool.

You know, it reads text aloud in natural-sounding voices.

But guess what? It’s stepping into the video world too!

Also, explore our favorite Speechify alternatives…

Speechify
Speechify
6.5

Unleash your inner speed-reader! Speechify transforms any text into audio, letting you absorb info 3x faster and reclaim 78 hours annually.

Key Benefits:

  • Natural Voices: 30+ voices that sound like real people, not robots.
  • Speed Control: Listen at up to 5x speed to power through content.
  • Chrome and Mobile App: Access Speechify anywhere, anytime.
  • Highlighting and Note-taking: Stay organized as you listen.
  • Dyslexia-Friendly Fonts: Makes reading more accessible.
  • Import from Anywhere: Turn PDFs, articles, and even physical books into speech.

Pricing

  • Free Plan: Basic features, limited to 10 minutes of audio per month.
  • Premium Plan: $29/month – Unlimited audio, access to all voices and features, and priority support.
Speechify AI

Pros

  • Super convenient. Listen anywhere.
  • Great for productivity. It speeds up reading.
  • Helps with focus and comprehension.

Cons

  • The premium version is a bit pricey.
  • Voice options could be more diverse.

Feature Comparison

Now, let’s get down to the nitty-gritty and see how Synthesia and Speechify stack up head-to-head.

We’ll break down their key features to help you decide which tool is best for your video creation needs.

1. Core Functionality

  • Synthesia: Excels at generating videos without needing actors or cameras. Its primary focus is on converting text into engaging video content using lifelike AI avatars.
  • Speechify: Started as a powerful text-to-speech (TTS) tool, allowing users to narrate written text in a high-quality voiceover. It’s now expanding to include features to create high-quality videos with AI avatars, building upon its strong foundation in audio.

2. AI Avatars: The Face of Your Videos

  • Synthesia: Offers a diverse library of over 140 professional-quality AI avatars with various ethnicities and styles, giving content creators many options for on-screen presenters.
  • Speechify: While growing in this area, Speechify currently offers a smaller selection of AI avatars. However, their focus remains on delivering incredibly natural and lifelike voices for their avatars.
Synthesia AI

3. Voice Quality and Options

  • Synthesia: Provides over 120 languages and accents for its AI voices, ensuring a broad reach for global audiences. The voices are generally clear and understandable.
  • Speechify stands out with its incredibly natural and professional-quality voiceovers in over 30 languages. Its voices are often praised for sounding very human-like, making it an excellent AI voice generator.

4. Text-to-Speech Capabilities

  • Synthesia: While primarily a video generator, it inherently includes text-to-speech functionality to power its AI avatars’ narration.
  • Speechify: At its core, Speechify is a leading text-to-speech platform.8 It offers seamless TTS across various devices and platforms, including Chrome via a Chrome extension, iOS, and Android, making it invaluable for listening to written text on the go and assisting individuals with dyslexia.

5. Ease of Use

  • Synthesis is designed with an easy-to-use interface, streamlining the video creation process from script to final render.
  • Speechify is also known for its intuitive design, especially its Chrome extension and mobile apps, which make it simple to convert text to audio. Its video creation features are also built with user-friendliness in mind.

6. Customer Support

  • Synthesia: Offers comprehensive customer support through documentation, tutorials, and direct assistance to guide users.
  • Speechify: Provides robust customer support with readily available resources and responsive assistance across its various platforms.
speechify text to speech

7. Platform Accessibility

  • Synthesia: Is primarily a web-based platform accessible through most modern browsers.
  • Speechify: It boasts wider platform accessibility with dedicated apps for iOS and Android and a convenient Chrome extension, making its Speechify text-to-speech capabilities readily available across devices.

What to Look For When Choosing an AI Video Generator?

  • Video Quality: Does it create high-quality visuals?
  • Voice Realism: How lifelike is the voiceover?
  • Language Support: Does it offer the languages you need?
  • Customization: Can you personalize avatars and branding?
  • Ease of Use: Is the platform easy to use for your skill level?
  • Integration: Does it work with your existing tools?
  • Pricing: Does it fit your budget and usage needs?
  • Specific Needs: Does it cater to content creators or other specific use cases?

Final Verdict

Okay, so we’ve looked at both Synthesia and Speechify.

If you’re all about making videos with AI avatars, Synthesia has more options right now.

They have tons of avatars and languages to pick from.

But if supernatural voices are your main thing, Speechify really shines.

Their text-to-speech sounds incredibly real, and they’re starting to add more video stuff.

For making full-on videos quickly with lots of choices.

Synthesia wins in this Synthesia comparison.

We’ve tried them both, so trust us! Choose the one that best suits your needs.

More of Synthesia

  • Synthesia vs Colossyan: Colossyan offers strong customization and 4K, while Synthesia has more languages.
  • Synthesia vs Veed: Veed is a versatile editor, and Synthesia excels in AI avatar-driven videos.
  • Synthesia vs Elai: Elai offers unique PPTX to video, Synthesia has broader integrations.
  • Synthesia vs Vidnoz: Vidnoz offers many avatars and a free plan, while Synthesia focuses on pro features.
  • Synthesia vs Deepbrain: Deepbrain suits interactive uses, Synthesia excels in scripted business videos.
  • Synthesia vs Synthesys: Synthesys focuses on voice and realistic avatars, Synthesia on wider video creation.
  • Synthesia vs Hour One: Hour One features photorealistic virtual presenters, while Synthesia has more avatar options.
  • Synthesia vs D-id: D-id animates faces from photos, Synthesia creates full avatar videos.
  • Synthesia vs Virbo: Virbo is tailored for short social videos, Synthesia for diverse business content.
  • Synthesia vs Vidyard: Vidyard is a video hosting platform, and Synthesia is a video creation tool.
  • Synthesia vs Fliki: Fliki converts text to video with AI voices, Synthesia uses AI avatars.
  • Synthesia vs Invideo: Invideo offers many templates and editing, while Synthesia focuses on AI generation.
  • Synthesia vs Creatify: Creatify assists with e-commerce video creation, while Synthesia has broader applications.
  • Synthesia vs Captions AI: Captions AI focuses on automatic subtitles, Synthesia on full video generation.

More of Speechify

  • Speechify vs Colossyan: Colossyan excels in realistic avatar creation with advanced lip-syncing features.
  • Speechify vs Veed: Veed offers comprehensive video editing tools alongside basic text-to-speech capabilities.
  • Speechify vs Elai: Elai uniquely converts articles and blog posts into videos with AI presenters.
  • Speechify vs Vidnoz: Vidnoz provides numerous free AI video creation tools and a wide range of templates.
  • Speechify vs Deepbrain: Deepbrain AI focuses on creating interactive AI avatars for business communication.
  • Speechify vs Synthesys: Synthesys emphasizes photorealistic avatars and natural-sounding AI voices.
  • Speechify vs Hour One: Hour One features highly realistic virtual human presenters for professional videos.
  • Speechify vs D-id: D-id specializes in animating still photos with AI-generated speech.
  • Speechify vs Virbo: Virbo is designed for creating short, engaging social media video content.
  • Speechify vs Vidyard: Vidyard is primarily a video hosting and analytics platform with some recording tools.
  • Speechify vs Fliki: Fliki converts text to video using AI voices and a library of visuals.
  • Speechify vs Invideo: Invideo offers a vast library of templates and editing features for various video types.
  • Speechify vs Creatify: Creatify focuses on AI-powered video creation specifically for e-commerce businesses.
  • Speechify vs Captions AI: Captions AI automatically generates and styles captions for videos.

Frequently Asked Questions

What is the main difference between Synthesia and Speechify?

Synthesia focuses on AI video generation with avatars, while Speechify started as a speechify text to speech tool and is expanding into video.

Can I use Speechify to create videos with AI avatars?

Yes, Speechify is developing AI avatar video creation features, building upon its strong speechify text to speech capabilities.

Which tool offers more natural-sounding voices?

Speechify is often praised for its incredibly natural and high-quality voiceovers in its speechify text-to-speech functionality.

Is Synthesia or Speechify easier to use for beginners?

Both platforms are designed to be user-friendly, but Synthesia’s video-focused interface might be slightly more intuitive for newcomers to video creation.

What are the starting prices for Synthesia and Speechify?

Synthesia’s basic plan, which offers video credits, starts at $22/month, while Speechify’s standard audio plan begins at $11.58/month.