Side by side
FBReader vs ImageGlass
Both stand on file reader software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan AndroidiPhoneLinux+2
FBReader supports a broad set of ebook formats and offers synchronization across supported devices. Platform differences matter: iOS has stated limits, while several additional reading features are listed for Android Premium.
Visit FBReader
Free plan Open source APILinuxMac+1
ImageGlass covers image browsing, metadata viewing, and basic edits, with a free Classic edition and paid Pro options. Check the listed platform requirements and Pro features against your needs.
Visit ImageGlassThe facts
| FBReader | ImageGlass | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Yes |
| Runs on | Android, iPhone, Linux, Mac, Windows | API, Linux, Mac, Windows |
| Lowest paid plan | FBReader Premium for Android: $14.99, paid once | Pro Business: $9.99 per seat a month |
| Plans published | 4 | 5 |
| Maker | Not published | Not published |
| Website | fbreader.org | imageglass.org |
| On file reader software | #3 of 24 | #1 of 24 |
FBReader: what it does well
- Supports ePub, fb2, mobi, HTML, RTF, and plain text.
- Opens ePub books protected with Readium LCP.
- Book Network syncs collections and reading progress.
- Android Premium adds PDF and comics support.
- Free plans are listed for desktop and Android.
What to know first
- Free iOS version is limited to ten books.
- Free iOS version disables online translators.
- iOS does not currently support third-party network catalogues.
- Current code is closed source.
ImageGlass: what it does well
- Supports more than 90 image formats, including RAW.
- Built-in editing includes crop, resize, and rotation.
- Classic is free and licensed under GPLv3.
- Pro licensing requires no account or online activation.
What to know first
- macOS 14+ requirement specifies Apple Silicon.
- Linux requirement specifies Desktop X11 x64.
- Side-by-side comparison is not supported.
Alternatives to FBReader Alternatives to ImageGlass The whole list