Software Alternatives, Accelerators & Startups

Preact.js VS Reader Mode

Compare Preact.js VS Reader Mode and see what are their differences

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Preact.js logo Preact.js

Preact is a fast 3kB alternative to React with the same modern API. Components & Virtual DOM.

Reader Mode logo Reader Mode

Remove clutter and ads from any article. Instantly โšก
  • Preact.js Landing page
    Landing page //
    2023-05-11
  • Reader Mode Landing page
    Landing page //
    2021-09-29

Preact.js features and specs

  • Size
    Preact is very small in size (about 3KB gzipped), which makes it easy to load and faster to execute, resulting in improved performance and quicker load times.
  • Compatibility
    Preact is largely compatible with React, allowing developers to switch to Preact with minimal code changes. This makes it easier to adopt for projects already using React.
  • Performance
    Due to its small size and efficient design, Preact offers excellent performance, especially on low-powered devices and in applications with heavy user interactions.
  • Ecosystem
    Preact can work with many tools and libraries that are designed for React, giving developers access to a rich ecosystem of resources.
  • Community
    Preact has an active and growing community that provides support, plugins, and third-party tools, making it easier for developers to find solutions and share knowledge.

Possible disadvantages of Preact.js

  • Feature Set
    While Preact covers most of the core React features, it lacks some of the advanced functionality present in React, which may require additional workarounds or third-party libraries.
  • Learning Curve
    For developers coming from a non-React background, learning Preact might involve a learning curve, particularly because of its similarities and subtle differences with React.
  • Tooling Compatibility
    Although many tools designed for React can work with Preact, some might not be directly compatible, requiring additional configuration or patches.
  • Community Size
    While Preact has a supportive community, it is smaller compared to the massive React community, which can result in fewer available resources and third-party packages.
  • Maturity
    Preact, being newer and less widely adopted than React, might not have the same level of battle-tested reliability for all use cases, especially for large scale applications.

Reader Mode features and specs

  • Simplified Reading Experience
    Reader Mode strips away ads, pop-ups, and other distractions, providing a clean and focused environment for reading content.
  • Customization Options
    Reader Mode offers various customization features, like font size, style, background color, and text spacing, to make reading comfortable for different users.
  • Read-Aloud Feature
    It includes a text-to-speech feature that enables users to listen to the content, which is beneficial for visually impaired users or those who prefer auditory learning.
  • Offline Reading
    Users can save articles for offline reading, allowing them to access their favorite content without an internet connection.
  • Annotation Tools
    Reader Mode offers tools for highlighting text, adding notes, and bookmarking, which can be useful for research or study purposes.
  • Clutter-free Printing
    It provides an option to print web pages without unnecessary elements, making the printed document clean and more readable.

Possible disadvantages of Reader Mode

  • Compatibility Issues
    Reader Mode may not work perfectly on all websites, particularly those with complex layouts or heavy use of multimedia.
  • Limited Features in Free Version
    While the basic functions are free, more advanced features and customization options require a subscription.
  • Possible Formatting Problems
    In some cases, the stripped-down version of the content may lose valuable information or alter the original formatting, affecting the reading experience.
  • Dependency on Extensions
    Reader Mode typically requires browser extensions or add-ons, which might not be available or compatible with all browsers.
  • Privacy Concerns
    Users might be wary of granting permissions to a third-party extension, which could potentially access their browsing data.
  • Resource Intensive
    Using extensions like Reader Mode can consume additional system resources, potentially affecting browser performance and speed.

Analysis of Preact.js

Overall verdict

  • Preact.js is a strong option for projects where performance and load time are critical, or where a light footprint is necessary. Its compatibility with React makes it a flexible and efficient alternative in scenarios where React may be overkill due to its larger size.

Why this product is good

  • Preact.js is known for its small size and high performance, making it an excellent choice for developers who need a lightweight alternative to React without sacrificing functionality. It offers a familiar API for React developers, ensuring an easy transition, and is highly efficient in terms of rendering performance. Preact also offers excellent compatibility with existing React tools and ecosystems, meaning many React packages work seamlessly with Preact.

Recommended for

    Preact.js is recommended for developers building applications with stringent performance requirements, those needing to optimize for fast loading times in environments with limited bandwidth or resources, or those looking to integrate React-like architecture in smaller projects without introducing the full weight of the React library.

Analysis of Reader Mode

Overall verdict

  • Reader Mode is generally considered a worthwhile tool for those who frequently engage in reading online content and value a distraction-free, personalized reading experience. Its additional features geared toward accessibility make it a strong option for a variety of users.

Why this product is good

  • Reader Mode (readermode.io) is designed to enhance the online reading experience by stripping away distractions like ads, sidebars, and other non-essential elements, providing users with a clean and focused environment. It also offers features like text-to-speech, dyslexia-friendly settings, and customizable themes, which can significantly benefit those with specific reading preferences or needs.

Recommended for

    Reader Mode is recommended for avid readers, individuals with attention difficulties, accessibility needs (such as visual impairments or dyslexia), and anyone who prefers a clean, minimalist reading interface for online content.

Preact.js videos

JS frameworks are replaceable

Reader Mode videos

Over in a Minute Reviews Reader Mode

More videos:

  • Review - Hidden Reader Mode for Google Chrome

Category Popularity

0-100% (relative to Preact.js and Reader Mode)
Javascript UI Libraries
100 100%
0% 0
Bookmark Manager
0 0%
100% 100
JavaScript Framework
100 100%
0% 0
Bookmarks
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Preact.js and Reader Mode

Preact.js Reviews

Top JavaScript Frameworks in 2025
PreactJS is a JavaScript library that is said to be the fast 3Kb alternative to ReactJS using the same modern API. It implements the fastest virtual DOM compared to other frameworks in the market. Moreover, it is one of the smallest libraries in terms of size.
Source: solguruz.com
20 Next.js Alternatives Worth Considering
Preact is like Reactโ€™s little sibling, smaller in size but with the same familiar moves. Itโ€™s cutting down the fluff and zipping through tasks with less overhead. When performance budgets are tight, Preact wiggles in perfectly.
20 Best JavaScript Frameworks For 2023
Preact is built with the same core principle of React โ€“ A component-based approach with Virtual DOM while completely compatible with React. It can even use React packages without compromising on speed, performance, and leaner size. In instances where the full potential of React isnโ€™t necessary, most developers even use React during development and switch to Preact for...
Top 15 jQuery Alternatives To Know
ReactJS is a powerful JavaScript library to create user interfaces. Developers can design easy views at each stage in the application and there is regular update and rendering for the actual components whenever there is any data alteration. It is component-driven and creates encapsulated components that manage their own state.
Top 5 JavaScript Frameworks To Learn in 2021
But according to the graph above, we can notice a decrease in interest in Preact. This might result from having many similar frameworks with the same specs, like react-lite, Inferno, etc. However, knowing a framework like Preact will be useful for your development journey.
Source: enlear.academy

Reader Mode Reviews

We have no reviews of Reader Mode yet.
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Social recommendations and mentions

Based on our record, Preact.js seems to be a lot more popular than Reader Mode. While we know about 97 links to Preact.js, we've tracked only 7 mentions of Reader Mode. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Preact.js mentions (97)

  • How to Convert Supplier CSVs to Shopify/Amazon/WooCommerce Without Uploading to a Server
    eBay: 30+ fields (item specifics, variations, shipping) Each schema is a JSON file defining field names, data types, and validation rules. The mapper walks source โ†’ target assignments and applies type coercion (string โ†’ number, date formatting, etc.) before export. The entire app stays under 200 KB gzipped by avoiding heavy UI libraries. It's built with Preact + htm (no JSX build step) and styled with Tailwind CSS... - Source: dev.to / about 2 months ago
  • Can Claude Code migrate VanillaJS/HTML/CSS to Preact/Tailwind?
    First of all, I was concerned that React would add a lot of overhead for a Chrome Extension, which should be pretty light and quick. So I decided to use Preact, which, as its homepage states, is a "fast 3kB alternative to React with the same modern API.". - Source: dev.to / 3 months ago
  • Shopify App: October 2025 Updates
    And because of this change Shopify have also moved to Preact as the main framework for building UI extensions. Preact if you haven't heard of it is a smaller and faster alternative to React but is compatible with React. - Source: dev.to / 10 months ago
  • Spin up Bun + Preact full-stack app in minutes ๐Ÿš€
    Bun makes full-stack TypeScript feel almost too easy - a fast runtime, a dev server with HMR, and a bundler. In this post weโ€™ll spin up a minimal app that serves an HTML page, mounts a Preact component, and exposes a tiny API. - Source: dev.to / 10 months ago
  • Progressive frustration
    How do I retro-fit nextjs instructions on the Flagsmith website to fit Deno's fresh over preact? - Source: dev.to / over 1 year ago
View more

Reader Mode mentions (7)

  • The "Cheap" Web
    I usually tend to use Reader mode in Safari or ReaderMode[1] in Google Chrome. In-fact, I have set Reader Mode as default for a few common website such as that of PG's. 1. https://readermode.io/. - Source: Hacker News / over 2 years ago
  • Confusion and hurt ripples through Maple Leafs in wake of Kyle Dubasโ€™ dismissal
    You can use reader mode on a computer too Https://readermode.io/. Source: about 3 years ago
  • Is there a "reader mode" website?
    You probably used a site called outline.com but unfortunately the website was recently discontinued. There are many chrome extensions for it, which many of them can be used on chrome for android, as well as the fact that the safari browser for iPhone has it built in. readermode.io works well for me on Chrome. Source: over 3 years ago
  • McDonaldโ€™s, 1987 Ad.
    There's a paywall on this article, which I had to use Reader Mode to bypass. It did a pretty decent job, and it's also good for people with dyslexia according to the website. But here's the article's content so you don't have to download an extension for it. Source: about 4 years ago
  • Combining Toucan with reading mode?
    On the Right is the same page with the https://readermode.io/ extension activated. Source: about 4 years ago
View more

What are some alternatives?

When comparing Preact.js and Reader Mode, you can also consider the following products

Svelte - Cybernetically enhanced web apps

WebCull - WebCull is an ad-free, privacy-focused bookmark manager that works from any browser or device.

React - A JavaScript library for building user interfaces

Save For Later - Allows you to bookmark any website to read later.

Vue.js - Reactive Components for Modern Web Interfaces

Easy Reader - EasyReader can customize and improve the readability of long web articles