Flow AlternativesEbook Readers and other similar apps like Flow

Flow is described as 'Online EPUB reader that offers its services at no cost and is compatible across a range of platforms including Web, Windows, Linux, macOS, Android, and iOS. It provides the convenience of reading multiple books simultaneously and enables seamless reading across' and is a Ebook Reader in the news & books category. There are more than 50 alternatives to Flow, not only websites but also apps for a variety of platforms, including Android, Windows, Linux, Android Tablet and Mac apps. The best Flow alternative is SumatraPDF, which is both free and Open Source. Other great sites and apps similar to Flow are calibre, MuPDF, Librera Reader and KOReader.

Flow iconFlow
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Flow is an online EPUB reader that offers its services at no cost and is compatible across a range of platforms including...

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Flow alternatives page was last updated Dec 19, 2023
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  1. SumatraPDF icon

    SumatraPDF

     1628 likes
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    This free, open-source viewer for Windows supports multiple formats like PDF, eBooks (ePub, Mobi), CHM, and Comic Books (CBZ, CBR). Prioritizing simplicity and speed, it offers a lightweight, portable design with a minimalist interface, catering to users seeking fast and efficient document viewing.

    110 SumatraPDF alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • PL flagPoland
    • European Union flagEU

    Platforms

    • Windows
    SumatraPDF screenshot 1

    Properties

    1.  Lightweight
    2.  Optimal performance
    3.  Privacy focused

    Features

    1.  Low memory usage
    2.  Ad-free
    3.  Tabbed interface
    4.  Portable
    5.  Multi Format Reader
    6.  No registration required
    7.  Works Offline
    8.  Highlighter
    9.  PDF annotation
    10.  Global bookmarks
    11.  Dark Mode
    12.  Quick search

    SumatraPDF VS Flow

     

    • SumatraPDF is the most popular Windows alternative to Flow.

    • SumatraPDF is the most popular Open Source & free alternative to Flow.

    • SumatraPDF is Free and Open SourceFlow is also Free and Open Source
    • SumatraPDF is LightweightFlow is not according to our users
  2. calibre icon

    calibre

     1439 likes
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    Free e-book manager with features including library management, format conversion, syncing to devices, internet-independent operation, built-in viewer, news download as e-books, text-to-speech, privacy focus, extensible plugins, and no registration or tracking.

    109 calibre alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • CA flagCanada

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • Flathub
    • PortableApps.com
    • Homebrew
    calibre screenshot 1

    Properties

    1.  Customizable
    2.  Lightweight

    Features

    1.  Built-in e-Book converter
    2.  Book organization
    3.  Built-in viewer
    4.  Library Management
    5.  Batch conversion
    6.  Ebook Editor
    7.  Supports All Ebooks Format
    8.  DRM Free
    9.  E-book management
    10.  Book Manager
    11.  Metadata Editor
    12.  Ad-free

    calibre VS Flow

     

    • calibre is the most popular Mac, Linux & Self-Hosted alternative to Flow.

    • calibre is Free and Open SourceFlow is also Free and Open Source
    • calibre is CustomizableFlow is not according to our users
  4. MuPDF icon

    MuPDF

     156 likes
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    MuPDF offers a highly versatile PDF, XPS, and eBook interpreter, customizable as a renderer, viewer, or toolkit. Features include digital signatures, redactions, form filling, annotations, and page manipulation, ideal for mobile, eBooks, and embedded apps supporting Java, C++, and Python.

    91 MuPDF alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    • Linux
    • Android
    • F-Droid
    • Xfce
    MuPDF screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Portable
    2.  Ad-free
    3.  Vim Key Mapping
    4.  PDF annotation
    5.  Sign PDF files
    6.  PDF compression
    7.  Combine PDF
    8.  Split PDF files
    9.  Fill PDF Forms

    MuPDF VS Flow

     

    • MuPDF is the most popular Android alternative to Flow.

    • MuPDF is Free and Open SourceFlow is also Free and Open Source
    • MuPDF is LightweightFlow is not according to our users
  5. Ad
    Screenshot
    Epubor Ultimate icon
    Epubor Ultimate

    Convert eBooks into multiple formats like EPUB, PDF, or Mobi seamlessly, preserving original display. Edit metadata for personalization. Compatible with major e-Readers and apps like Kindle, Kobo, and Adobe Digital Editions, allo...

    https://www.epubor.com
    Learn More
  6. Librera Reader icon

    Librera Reader

     71 likes
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    Librera Reader is a highly customizable and feature-rich application for reading books in PDF, EPUB, MOBI, DjVu, FB2, TXT, RTF, AZW, AZW3, HTML, CBZ, CBR formats on Android devices.

    58 Librera Reader alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • SK flagSlovakia
    • European Union flagEU

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Librera Reader screenshot 1

    Properties

    1.  Customizable
    2.  Lightweight
    3.  Privacy focused
    4.  Support for Themes

    Features

    1.  Ad-free
    2.  No Tracking
    3.  Text to Speech
    4.  Dark Mode
    5.  Works Offline
    6.  Auto Scrolling
    7.  Built-in File Manager
    8.  OPDS Client
    9.  Full-Text Search
    10.  No registration required
    11.  Ebook Conversion
    12.  Blue light filter

    Librera Reader VS Flow

     

    • Librera Reader is the most popular Android Tablet alternative to Flow.

    • Librera Reader is Freemium and Open SourceFlow is Free and Open Source
    • Librera Reader is Customizable, Lightweight and Privacy focusedFlow is not according to our users
  7. KOReader icon

    KOReader

     60 likes
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    An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Kindle, Kobo, PocketBook, Linux and Android devices.

    52 KOReader alternatives

    License model

    • Free • Open Source

    Application types

    Platforms

    • Linux
    • Android
    • AppImageHub
    • Kobo Books
    • Flathub
    • F-Droid
    • Kindle Fire
    • Android Tablet
    KOReader screenshot 1
    KOReader screenshot 2
    KOReader screenshot 3

    Properties

    1.  Lightweight

    Features

    1.  Built-in Dictionary
    2.  Ad-free
    3.  Dark Mode
    4. wallabag icon  Wallabag integration
    5. Wikipedia icon  Wikipedia integration
    6.  No Tracking
    7.  OCR
    8.  Portable
    9.  Full-Text Search
    10.  No registration required
    11.  Works Offline
    12.  PDF annotation

    KOReader VS Flow

     
  8. Foliate icon

    Foliate

     52 likes
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    A simple and modern eBook viewer for Linux desktops.

    51 Foliate alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • IT flagItaly
    • European Union flagEU

    Platforms

    • Linux
    • BSD
    • Snapcraft
    • Flathub
    Foliate screenshot 1

    Properties

    1.  Privacy focused
    2.  Support for Themes

    Features

    1.  Dark Mode
    2.  Built-in Dictionary
    3.  Text Highlighting
    4.  Export annotations
    5.  Text annotation
    6.  Works Offline
    7.  Full-Text Search
    8.  Ad-free
    9.  Text to Speech
    10.  No registration required
    11.  Flipping pages
    12.  Plain text flows

    Foliate VS Flow

     
  10. FBReader icon

    FBReader

     217 likes
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    E-reader application.

    106 FBReader alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • RU flagRussia

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    FBReader screenshot 1
    FBReader screenshot 2

    Properties

    1.  Lightweight

    Features

    1.  No Tracking
    2.  No registration required
    3.  Dark Mode
    4.  Cloud Sync
    5. calibre icon  Calibre integration
    6.  Multiple languages
    7.  OPDS Client
    8.  iPhone/iPod sync

    FBReader VS Flow

     

    • FBReader is the most popular iPhone & iPad alternative to Flow.

    • FBReader is Freemium and ProprietaryFlow is Free and Open Source
    • FBReader is LightweightFlow is not according to our users
  11. Amazon Kindle icon

    Amazon Kindle

     237 likes
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    The Kindle app puts millions of books, magazines, newspapers, comics, and manga at your fingertips.

    110 Amazon Kindle alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Amazon Kindle screenshot 1
    Amazon Kindle screenshot 2
    Amazon Kindle screenshot 3

    Amazon Kindle Features

    1.  Cloud Sync
    2.  Full-Text Search
    3.  Ad-free
    4.  Dark Mode
    5.  Ebook Cloud Sync
    6.  Progress tracking
    7.  Save progress
    8.  Synchronization

    Amazon Kindle VS Flow

     

    • Amazon Kindle is the most popular Web-based alternative to Flow.

    • Amazon Kindle is Freemium and ProprietaryFlow is Free and Open Source
  12. Openlib icon

    Openlib

     22 likes
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    Openlib is an open source app to download and read books from shadow library (Anna’s Archive). The App Has Built In Reader to Read Books.

    62 Openlib alternatives

    License model

    • Free • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    Openlib screenshot 1
    Openlib screenshot 2
    Openlib screenshot 3

    Properties

    1.  Support for Themes
    2.  Privacy focused

    Features

    1.  No registration required
    2.  Dark Mode
    3.  Ad-free
    4.  No Tracking

    Openlib VS Flow

     
  13. Koodo Reader icon

    Koodo Reader

     40 likes
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    Koodo Reader is an all-in-one e-book reader that can help you better manage and study your e-books. It's free and open-source.

    27 Koodo Reader alternatives

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Flathub
    Koodo Reader screenshot 1

    Properties

    1.  Privacy focused
    2.  Customizable

    Features

    1.  Dark Mode
    2.  Works Offline
    3.  Ad-free
    4.  PDF annotation
    5.  No registration required
    6.  Full-Text Search
    7.  Cloud Sync
    8.  Text to Speech
    9.  Web-Based

    Koodo Reader VS Flow

     
  14. Moon+ Reader icon

    Moon+ Reader

     93 likes
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    Innovative book reader with powerful controls & full functions.

    78 Moon+ Reader alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • CN flagChina

    Platforms

    • Android
    • Android Tablet
    Moon+ Reader screenshot 1
    Moon+ Reader screenshot 2
    Moon+ Reader screenshot 3

    Properties

    1.  Lightweight
    2.  Support for Themes

    Features

    1.  Text to Speech
    2.  Works Offline
    3.  Dark Mode
    4. Google Drive icon  Google Drive integration
    5. Dropbox icon  Dropbox integration
    6.  Built-in themes
    7.  Ad-free
    8.  Support for MarkDown
    9.  Cloud Sync
    10.  PDF annotation
    11.  No registration required
    12.  Full-Text Search

    Moon+ Reader VS Flow

     
  15. ReadEra icon

    ReadEra

     53 likes
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    Read book files in EPUB, PDF, DOC, DOCX, RTF, TXT, DJVU, FB2, MOBI and CHM formats. Supports chapters, bookmarks, page style. Saves the current reading position. Automatic detection and display of the list of all supported documents on your device.

    71 ReadEra alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Android
    ReadEra screenshot 1

    Properties

    1.  Educational

    Features

    1.  Dark Mode
    2.  Auto fetch album covers
    3.  Fullscreen support
    4.  Works Offline
    5.  Ad-free
    6.  No registration required
    7.  Text to Speech
    8.  Material design

    ReadEra VS Flow

     
12 of 55 Flow alternatives