X Speed Reader vs Readfast
Price, ratings, monetisation and update history for both apps, side by side β 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 β’ Read X articles with the best RSVP reader β’ ORP highlight β’ Reading history β’ Continue reading where you left off β’ 200-1000 WPM reading speed Reading full articles require paid premium subscription. Terms of Use: https://sad-team.notion.site/Terms-of-Use-2efad671ba82815792b1db4ee74c2821
Readfast
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Readfast helps you read faster without sacrificing comprehension. It uses RSVP (Rapid Serial Visual Presentation) technology to eliminate wasted eye movement by showing one word at a time, centred on your natural focal point. This lets you focus fully on the text and absorb information significantly faster than traditional reading. Most people start around 250 words per minute. With Readfast, reaching 600β750 WPM is realistic with regular use. How it works β’ Upload or paste any text β’ Hit play β’ Words are displayed one at a time, guided by the Optimal Recognition Point (ORP) β’ Adjust speed at any time and train your brain to read faster over time No skimming. No distractions. Just focused reading. What you can read β’ Articles from the web β’ Blog posts, newsletters, and long-form content β’ PDFs, DOCX, EPUB, TXT files β’ Notes, papers, and research If you can copy it or upload it, you can read it in Readfast. Key features β’ Proven RSVP speed-reading technology β’ ORP highlighting to guide eye focus β’ Adjustable reading speed β’ Clean, distraction-free reader β’ Progress tracking to see your improvement β’ Works great for studying, research, and daily reading Who itβs for β’ Students who read a lot β’ Professionals buried in documents β’ Anyone trying to stay informed without spending hours reading β’ People who want to build a real speed-reading habit, not just skim Readfast requires a pro subscription to access features. We include a 3 day free trial in our annual plan. We promise its worth it. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
X Speed Reader and Readfast are too close to call on the numbers: across 5 compared parameters β price, ads, in-app purchases and device support among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. X Speed Reader sells 3 in-app purchases, starting at $2.99 per month and Readfast sells 2 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.
| Parameter | X Speed Reader | Readfast |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | β |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details β not scored | ||
| Size | 48 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Oleksandr Kryzhanovskyi | Jack Mitchell |
In-app purchases
X Speed Reader
- Monthly Premium3 Days trial$2.991 Month
- Yearly Premium7 Days trial$7.991 Year
- Lifetime$14.99
Readfast
- Readfast Weekly subscription$6.997 Days
- Readfast Yearly subscription3 Days trial$29.991 Year









