X Speed Reader vs Speed Leaf
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
X Speed Reader
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X Speed Reader helps you get through X articles faster using RSVP (Rapid Serial Visual Presentation): words appear one-by-one at your chosen speed, so you can focus on comprehension with fewer distractions. Features โข Read X articles with the best RSVP reader โข ORP highlight โข Reading history โข Continue reading where you left off โข 200-1000 WPM reading speed Reading full articles require paid premium subscription. Terms of Use: https://sad-team.notion.site/Terms-of-Use-2efad671ba82815792b1db4ee74c2821
Speed Leaf
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Speed Leaf is a focused reading app that helps you read faster using Rapid Serial Visual Presentation (RSVP). Instead of scanning lines of text, words are displayed one at a time at a fixed point on screen - reducing eye movement and helping you absorb content more efficiently. Import your own PDFs and EPUBs, set your preferred speed from 100 to 800 words per minute, and start reading. The app highlights the Optimal Recognition Point (ORP) in each word so your brain can process text faster with less effort. Whether you're working through articles, reports, books, or study materials, Speed Leaf keeps you in flow without distractions. Features: - RSVP word-by-word display with ORP highlighting - Adjustable reading speed (100โ800 WPM) - PDF and EPUB import - Sentence context bar showing your position in each sentence - Browse mode to scan through full text and jump to any point - Reading statistics with words read, time tracked, and average WPM - Per-document progress saving and speed preferences - Clean, minimal interface designed for focus - 3 free document imports, then a one-time unlock for unlimited
Screenshots
Verdict
The clearest difference is iOS requirement: X Speed Reader at 15.1 against Speed Leaf's 26.2. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. X Speed Reader sells 3 in-app purchases, starting at $2.99 per month and Speed Leaf sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | X Speed Reader | Speed Leaf |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | โ |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 โ better | 26.2 |
| Further details โ not scored | ||
| Size | 48 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Oleksandr Kryzhanovskyi | ANDREW DAVID SAWYER |
In-app purchases
X Speed Reader
- Monthly Premium3 Days trial$2.991 Month
- Yearly Premium7 Days trial$7.991 Year
- Lifetime$14.99
Speed Leaf
- Unlimited Imports$2.99









