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Speechify vs. Readwise Reader

Cliff Weitzman

Cliff Weitzman

CEO/Founder of Speechify

apple logo2025 Apple Design Award
50M+ Users

Reading tools have evolved from simple document viewers into full systems for learning, retention, and productivity. Two popular tools in this space are Speechify and Readwise Reader, but they are built for very different purposes.

Speechify focuses on turning reading into listening through text to speech, allowing users to process information faster and more flexibly. Readwise Reader, on the other hand, is designed to help users collect, organize, and revisit what they read over time.

While both tools can be used together, they serve different roles in a workflow. In this article, we will compare Speechify vs Readwise Reader and explain how each tool supports reading, comprehension, and productivity.

What is Speechify and how does it work?

Speechify is a text to speech platform that converts written content into audio across devices. It allows users to listen to PDFs, articles, emails, and documents instead of reading them manually. 

The platform includes natural sounding AI voices, adjustable playback speeds, and synchronized highlighting, which helps users follow along while listening. 

Speechify also supports voice typing, AI summaries, and cross-device workflows, making it a broader voice-first productivity system rather than just a reading tool.

What is Readwise Reader and how does it work?

Readwise Reader is a reading and knowledge management tool designed to help users save, highlight, and revisit content.

It allows users to:

Import articles, PDFs, newsletters, and books
Highlight important sections
Organize notes and insights
Review highlights using spaced repetition

Its core focus is not consumption speed but long-term retention. Readwise helps users remember what they read by resurfacing key insights over time. 

How do Speechify and Readwise Reader differ in core purpose?

The biggest difference between the two tools is their primary goal.

Speechify is designed for consumption. It helps users get through large amounts of content quickly by turning reading into listening.

Readwise Reader is designed for retention. It helps users store, organize, and revisit information after reading.

In many workflows, Speechify is used to process content, while Readwise is used to capture and remember it.

How do their text to speech capabilities compare?

Speechify is built around text to speech as its core feature. It offers high-quality voices, fast playback speeds, and the ability to listen across nearly any type of content. 

Readwise Reader includes text to speech, but it is not its primary focus. It supports listening within documents, but the experience is more limited and tied to its reading interface. 

In practice, Speechify provides a more advanced and flexible listening experience, especially for users who rely heavily on audio to process information.

How do they compare for reading workflows?

Speechify supports a voice-first workflow. Users can listen while commuting, working, or multitasking, which makes it easier to fit reading into daily life.

Readwise Reader supports a read and reflect workflow. Users read content, highlight key ideas, and revisit them later to reinforce learning.

These workflows are complementary rather than competitive. Many users read or listen with Speechify and then store insights in Readwise. 

How do Speechify and Readwise Reader handle highlighting and notes?

Readwise Reader is built specifically for highlighting and note-taking. It allows users to organize highlights and review them later, which is central to its value.

Speechify includes highlighting primarily as a reading aid, helping users follow along with audio rather than serving as a knowledge management system.

If your goal is to build a long-term knowledge base, Readwise is stronger in this area. If your goal is to process content efficiently, Speechify is more optimized for that use case.

Which tool is better for productivity and learning?

Speechify improves productivity by increasing the speed and flexibility of content consumption. Users can listen at faster speeds and process more information in less time. 

Readwise Reader improves learning by helping users retain information through structured review and repetition. 

The choice depends on whether your priority is speed or retention.

Can Speechify and Readwise Reader be used together?

Yes, many users combine both tools in a single workflow.

A common setup includes:

Using Speechify to listen to articles, PDFs, and documents
Highlighting key ideas during or after listening
Saving those highlights into Readwise for long-term review

This creates a full loop of consume, capture, and retain.

Why is Speechify a better choice for voice-first reading?

Speechify is built around the idea that voice is the fastest way to process information.

It allows users to:

Listen to any content across devices
Adjust speed for faster consumption
Reduce screen time and reading fatigue
Combine listening with reading for better comprehension

While Readwise enhances what happens after reading, Speechify transforms how reading happens in the first place.

FAQ

Which is better Speechify or Readwise Reader?

Speechify is better for listening and consuming content, while Readwise Reader is better for organizing and retaining what you read.

Does Readwise Reader have text to speech?

Yes, Readwise Reader includes text to speech, but it is more limited compared to Speechify’s core audio features.

Can you use Speechify with Readwise Reader?

Yes, many users listen with Speechify and save highlights to Readwise for long-term review.

Is Speechify only for reading?

No, Speechify also includes voice typing, AI summaries, and voice-based workflows beyond reading.

Which tool is better for studying?

Speechify is better for getting through large amounts of material, while Readwise is better for reviewing and remembering key ideas.

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Cliff Weitzman

Cliff Weitzman

CEO/Founder of Speechify

Cliff Weitzman is a dyslexia advocate and the CEO and founder of Speechify, the #1 text-to-speech app in the world, totaling over 100,000 5-star reviews and ranking first place in the App Store for the News & Magazines category. In 2017, Weitzman was named to the Forbes 30 under 30 list for his work making the internet more accessible to people with learning disabilities. Cliff Weitzman has been featured in EdSurge, Inc., PC Mag, Entrepreneur, Mashable, among other leading outlets.

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About Speechify

#1 Text to Speech Reader

Speechify is the world’s leading text to speech platform, trusted by over 50 million users and backed by more than 500,000 five-star reviews across its text to speech iOS, Android, Chrome Extension, web app, and Mac desktop apps. In 2025, Apple awarded Speechify the prestigious Apple Design Award at WWDC, calling it “a critical resource that helps people live their lives.” Speechify offers 1,000+ natural-sounding voices in 60+ languages and is used in nearly 200 countries. Celebrity voices include Snoop Dogg and Gwyneth Paltrow. For creators and businesses, Speechify Studio provides advanced tools, including AI Voice Generator, AI Voice Cloning, AI Dubbing, and its AI Voice Changer. Speechify also powers leading products with its high-quality, cost-effective text to speech API. Featured in The Wall Street Journal, CNBC, Forbes, TechCrunch, and other major news outlets, Speechify is the largest text to speech provider in the world. Visit speechify.com/news, speechify.com/blog, and speechify.com/press to learn more.