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Best Substack Reader Apps

218+ iOS apps curated and reviewed

4.5 avg rating
19 free apps
Updated May 2026

With an average user rating of 4.5★, the substack reader category is one of the App Store's strongest. Browse all 218+ apps we track, sorted so the most loved ones surface first.

Top Picks for Substack Reader

Substack#1

Substack by Substack Inc.

Videos, writing & podcasts
Editor's Choice
📡 News
4.9😐(462K ratings)
FreeIn-App Purchases
#4in News
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Discover and discuss world-class writing, join great discussions, and access all your subscriptions in one place with this app. Engage in subscriber-only chats with your favorite writers like George Saunders, Nate Silver, and more. Explore a variety of topics from news and politics to culture and tech. Join in the conversation!

What We Love

  • 🚀 Stable and functional app
  • 🚀 Intuitive and easy to use
  • 👍 Variety of great content
  • 👍 Supports independent writers

Room to Improve

  • 🐛 Buggy and glitchy
  • 🐛 Difficult to manage subscriptions
  • 🐛 Inconsistent user experience between app and website
feeeed: rss reader and more#2

feeeed: rss reader and more by James Parrott

build your own news feed
Strong Contender
📡 News
4.8😊(1.3K ratings)
Free
feeeed: rss reader and more screenshot 1
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This application allows you to create your own ad-free news feed by subscribing to different websites and receiving the latest stories in a customizable reader mode. It also offers various features like weather updates, AI summaries, offline reading, community subscriptions, and more, all while ensuring 100% privacy with on-device functionality. Take control of your news feed and scroll on your own terms!

What We Love

  • 👍 Wonderful app
  • 🚀 Smooth and fast
  • 🔒 Completely free and ad-free
  • 👍 Beautiful and intuitive design

Room to Improve

  • 🐛 Occasional crashes or stability issues
  • 🔋 Can cause device heating and battery drain
  • 🔍 Limited language support (mostly English)
Readwise Reader#3

Readwise Reader by Readwise, Inc

All your reading in one place
Worth Considering
📊 Productivity
4.6😊(558 ratings)
FreeIn-App Purchases
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A revolutionary read-it-later app for avid readers that combines web articles, newsletters, PDFs, and more in one place for seamless reading experience. It's fast, visually appealing, and endorsed by Rahul Vohra of Superhuman. Try it now for a next-level reading experience.

What We Love

  • 🚀 Fantastic reading experience
  • 👍 Seamless integration with Readwise
  • 🎨 Beautiful and intuitive UI
  • 📚 All-in-one reading solution

Room to Improve

  • 🐛 Occasional crashes and performance issues
  • 🔍 Cluttered interface for some users
  • 💰 Expensive subscription model

More Substack Reader apps to explore

4
Medium: Read & Write Stories
Medium: Read & Write Stories
Medium: Read & Write Stories
News, Tech, Business, Design
Free

Discover a platform where you can explore a wide range of articles, writers, and topics. Dive into thought-provoking content, connect with a community of readers and writers, and share your own stories. Join now to start exploring and engaging with diverse ideas and perspectives.

📡 News
(156K)
5
Newsletter Reader by Meco
Newsletter Reader by Meco
Newsletter Reader by Meco
An inbox designed for reading
Free

"Transform your newsletter-reading experience with Meco, a dedicated inbox for newsletters. Simplify your inbox clutter by adding existing newsletters to Meco from Gmail or Outlook, or use a personalized Meco email address for a separate newsletter space. Enjoy features like highlighting and tagging to enhance your reading experience."

📰 Magazines & Newspapers
(578)
6
Panels - Comic Reader
Panels - Comic Reader
Panels - Comic Reader
The best comic & manga reader
Free

Elevate your comic reading experience with our app. Enjoy seamless cross-device sync, library organization, theme customization, reading presets, and secure content protection for an immersive reading journey. Download now for a delightful and personalized comic-reading adventure!

📚 Books
(12K)
7
Epub Reader -read epub,chm,txt
Epub Reader -read epub,chm,txt
Epub Reader -read epub,chm,txt
Ebook Reader for many formats
Free

An ebook reader app that supports various formats like EPUB and CHM, allowing users to read and interact with ebooks easily. Features include Table of Contents display, note-taking, bookmarking, and customizable font size settings. Contact for more info: junjie_ruan@163.com.

📚 Books
(11K)
8
ReadEra – book reader pdf epub
ReadEra – book reader pdf epub
ReadEra – book reader pdf epub
Read books & PDF files easily!
Free

ReadEra is an app for reading books in multiple formats such as pdf and epub. Enjoy a user-friendly interface and customizable reading experience. Try it now!

📚 Books
(207)
9
KyBook 2 Ebook Reader
KyBook 2 Ebook Reader
KyBook 2 Ebook Reader
EPub, MOBI, DjVu and More
Free

Discover the ultimate e-book reading experience with an app that supports a wide range of formats, including EPUB, MOBI, and more! Access free electronic books, customize settings, use text-to-speech, and enjoy convenient cataloguing and organizing features. Join thousands of users in exploring the world of digital reading.

📚 Books
(2.3K)
10
Feeddler RSS News Reader
Feeddler RSS News Reader
Feeddler RSS News Reader
Fast and powerful RSS reader
Free

Experience fast and customizable RSS reading with a top-rated app across iPhones, iPods, and iPads. Enjoy features like offline reading, UI customization, and seamless syncing with popular services. Try it now and share your feedback!

📡 News
(48)
11
Yomu EBook Reader
Yomu EBook Reader
Yomu EBook Reader
An independent reader
Free

An independent eReader designed for book lovers, offering customizable styles for distraction-free reading of EPub, Mobi, Kindle, Comics, and PDF formats. Organize, annotate, and sync your library securely with Yomu Pro's Cloud Library across all your Apple devices. Explore the app further by downloading it now for iPhone, iPad, or Mac!

📚 Books
(1.5K)
12
eBoox-Leitor de Livros fb2
eBoox-Leitor de Livros fb2
eBoox-Leitor de Livros fb2
Read books comfortably
Free

eBoox is a user-friendly book reader with features like bookmarks, highlights, dark mode, and offline reading. It supports various eBook formats, offers customized settings, and has online auto sync capabilities. Get started by uploading books via iTunes, email, web browser, or cloud storage, and enjoy reading anytime, anywhere.

📚 Books
(2.9K)
13
Text to Speech - Speaky
Text to Speech - Speaky
Text to Speech - Speaky
Read aloud Web, PDF & Docs
Free

Experience the convenience of hands-free reading with our innovative text-to-speech application. Simply paste your text or upload a PDF document, and let Speaky read it aloud to you. Try it now for a seamless reading experience!

📊 Productivity
(844)
14
TotalReader Pro - ePub, DjVu, MOBI, FB2 Reader
TotalReader Pro - ePub, DjVu, MOBI, FB2 Reader
TotalReader Pro - ePub, DjVu, MOBI, FB2 Reader
by LTD DevelSoftware
$6.99

An advanced reading application that supports a wide range of document formats, providing a smooth and efficient reading experience. Features include support for various file types, cloud integration, navigation options, and customizable settings for enhanced user comfort and productivity. Contact support or provide feedback within the app for a seamless user experience.

📚 Books
(215)
15
iPublishCentral Reader
iPublishCentral Reader
iPublishCentral Reader
by IMPELSYS INC
Free

Read ebooks and content in PDF and EPUB format on your iOS devices, and customize your reading experience with features like notes, highlights, and bookmarks that sync across devices. Organize your library into shelves, download content from various sources, and enjoy a personalized reading experience.

📚 Books
(156)
16
KedaReader
KedaReader
KedaReader
Image reader with NAS support
Free

A specialized image reader app for DRM-free image collections, allowing users to easily read various file formats like zip, rar, cbz, cbr, epub, mobi, and pdf on iOS devices. With support for nesting files and a convenient index view, managing and accessing digital comics are simplified for users.

📚 Books
(188)
17
TotalReader - ePub, DjVu, MOBI, FB2 Reader
TotalReader - ePub, DjVu, MOBI, FB2 Reader
TotalReader - ePub, DjVu, MOBI, FB2 Reader
by LTD DevelSoftware
Free

The application is a versatile reader for various document formats and provides a user-friendly experience with features like wide format support, cloud integration, night mode, and easy navigation. It offers high stability, speech synthesis, page animations, and diverse customization options for comfortable reading. For inquiries or support, users can directly contact technical support from within the application.

📚 Books
(371)
18
برنامج قراءة الملفات و تحميل لل مايكروسوفت ورد و الاكسل و النصوص للايفون و الايباد Reader For Microsoft
برنامج قراءة الملفات و تحميل لل مايكروسوفت ورد و الاكسل و النصوص للايفون و الايباد Reader For Microsoft
برنامج قراءة الملفات و تحميل لل مايكروسوفت ورد و الاكسل و النصوص للايفون و الايباد Reader For Microsoft
by Nayer AbuAlSoud
Free

This application allows you to read, download, and upload various file types, including Microsoft Word and Excel documents, PDFs, images, and videos, from your iPhone or iPad via Wi-Fi or cloud services such as Google Drive, One Drive, and iCloud. You can also compress or decompress files and share them with others.

📊 Productivity
(1.2K)
19
Flash Reader
Flash Reader
Flash Reader
Reading Reimagined
Free

"Experience a revolution in reading with our app that utilizes RSVP technology to speed up your reading and comprehension. Say goodbye to subvocalization and read faster with every article. Try it now for effortless reading!"

📊 Productivity
(155)
20
KyBook 3 Ebook Reader
KyBook 3 Ebook Reader
KyBook 3 Ebook Reader
Epub, Mobi, Djvu and More
Free

An advanced ebook reading application with support for multiple formats, OPDS catalogs, cloud storage, and powerful annotation features. Enjoy customizable reading modes, convenient cataloguing, and seamless synchronization across devices with subscription options available for enhanced features. Organize, read, and interact with your ebooks efficiently with KyBook 3.

📚 Books
(4.2K)

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