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Redline vs Spreeder
Spreeder is a speed reading app and software from eReflect. Redline is a speed-reading app that shows one word at a time with a red focal letter, then quizzes you on what you read. Pick Spreeder if you want installed apps on every device and a wide list of ebook formats. Pick Redline if you want every read followed by a quiz, and you want to read podcasts and videos as text.
Side by side
| Redline | Spreeder | |
|---|---|---|
| What it is | A speed-reading web app, installable on a phone | A speed reading app and software from eReflect |
| How you read | One word at a time at a fixed point, with one red focal letter | An RSVP speed e-reader with 4 modes and 14 tunable settings |
| Checks what you understood | A quiz after every read, and retention checks later | Its home page does not mention one |
| What it reads | Books, PDFs, Word files, web articles, podcasts and videos (audio is transcribed to text) | 52 file and ebook formats, and web pages saved through its browser extension |
| Where it runs | The web, on any phone or computer | iPhone, iPad, Android, Mac, Windows, the web, and Chrome and Safari extensions |
| Price | Free beta, no card | Sold as lifetime access; the price is not on its home page |
What this page says about Spreeder is from spreeder.com, read on November 14, 2026.
Which one should you use?
Use Spreeder if you want installed apps on every device and a wide list of ebook formats.
Use Redline if you want every read followed by a quiz, and you want to read podcasts and videos as text.
The fastest way to decide is to read the same thing in both. Start with your own number: take the reading speed test, then see 750 words a minute.
Questions
What is the difference between Redline and Spreeder?
Spreeder is a speed reading app and software from eReflect. Redline is a speed-reading web app that shows one word at a time with a red focal letter and quizzes you after every read. The difference to weigh: Redline checks what you understood after every read, and Spreeder's home page does not mention a quiz.
Is Redline a good alternative to Spreeder?
Yes, if you want every read followed by a quiz, and you want to read podcasts and videos as text. Choose Spreeder if you want installed apps on every device and a wide list of ebook formats. Redline is in free beta and asks for no card, so you can try it beside Spreeder and keep the one you read more with.
What does Spreeder cost?
Sold as lifetime access; the price is not on its home page, according to Spreeder's own site on November 14, 2026. Redline is in free beta with no card.
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