Comparison

fastreadi vs Rapidly

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

fastreadi

Enhance reading speed and comprehension with AI-powered tools. This app offers speed reading modes, automatic flashcard generation, and spaced repetition to improve study habits and exam performance. It supports various file formats and includes a gamified study companion.

Highlights
  • Speed reading with RSVP technology
  • AI-generated flashcards and summaries
  • Spaced repetition for retention
  • Support for EPUB, MOBI, PDF, URL, and text
  • Image text extraction
  • Gamified study companion
  • Offline library and progress tracking
Read full description

Turn Your Phone Into a Speed Reading E-Reader, Lecture Recorder & AI Study Companion. Read faster. Study smarter. Ace your exams. Train your brain to read 3x faster with two powerful reading modes **Bionic Reading** for natural flow and **RSVP** for maximum speed. Then capture your lectures, generate flashcards, and let AI help you remember what matters. NEW IN 3.0: BIONIC READING & LECTURE RECORDER - **Bionic Reading** bolded word stems guide your eyes through the text, increasing speed without losing comprehension. Perfect for textbooks, articles, and long-form reading. - **Lecture Recorder** record any class with live transcription and AI-generated notes you can review like a book chapter - Lock-Screen Live Activity — control your recording from anywhere - Chat with Your Book ask questions, get answers grounded in the text - Cloud Sync — sign in once, restore everything across devices TWO READING MODES - Bionic Mode full text with bolded stems for natural, faster reading - Focus Mode (RSVP) one word at a time, up to 800 WPM, zero distractions MEET TOKI, YOUR STUDY BUDDY An adorable companion that grows as you read, quizzes you between chapters, and celebrates your streaks. Available in English, Spanish, French, and Portuguese. YOUR LIBRARY, YOUR WAY Upload EPUB, MOBI, or PDF files. Paste any URL or text. Snap a photo of textbook pages and FastReadi extracts the text instantly. Build a fully offline library you can take anywhere. STUDY HUB Finish a chapter and instantly turn it into study material: - AI Flashcards auto-generated from your reading - Spaced Repetition scheduled at optimal intervals - AI Chapter Summaries with key takeaways and important terms - Quizzes after every chapter - Exam Mode & Study Planner — set an exam date, get a daily plan - Comprehension-Adjusted Speed — quiz scores fine-tune your WPM automatically - Highlight-to-Flashcard in one tap - Mastery tracking: New, Learning, Familiar, Mastered - Export study notes as polished PDF - Pomodoro study timer FEATURES DESIGNED FOR PROGRESS - Adjustable speed from 100 to 800 WPM - Weekly analytics: words read, sessions, average WPM - World ranking leaderboard - Daily streaks for consistent habits - 100% offline after login - Cloud sync across all your devices WHY FASTREADI? Other apps help you make flashcards. Others let you speed read. Others record lectures. FastReadi is the only app that connects the full pipeline — from bionic reading to lecture capture to passing your exam. SUBSCRIPTION INFORMATION FastReadi requires a subscription to unlock all premium features. - Monthly: $2.99/month - Annual: $19.99/year - Freemium: core features included for free Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Payment will be charged to your Apple ID account. Manage or cancel your subscription in your Apple ID account settings. Terms of Service: http://www.apple.com/legal/itunes/appstore/dev/stdeula Privacy Policy: https://fastreadi.com/privacy-policy

About

Rapidly

Enhance your reading speed and focus with this app's RSVP technique. It displays words sequentially, reducing eye movement to help you process articles, PDFs, and EPUBs faster. Track your progress and adjust your reading pace from 100 to over 1200 WPM.

Highlights
  • RSVP reading technique
  • Import from URL, clipboard, files
  • Adjustable reading speed (100-1200+ WPM)
  • Automatic chapter detection
  • Progress tracking
  • Dark mode
  • Resume reading
Features
Read full description

Read 3x faster with Rapidly. Rapidly uses RSVP (Rapid Serial Visual Presentation), a technique that shows words one at a time at a fixed point on screen. By reducing eye movement, it helps you stay focused and move through articles, PDFs, EPUBs, and text faster. HOW IT WORKS Instead of scanning line by line, Rapidly presents words sequentially so you can focus on the content and build faster reading speed over time. IMPORT FROM ANYWHERE - Paste text from your clipboard - Import articles from a URL - Open PDF, EPUB, and TXT files - Share directly from Safari, Chrome, and other apps FEATURES - Read from 100 to 1,200+ WPM - Gradually ramp up speed as you train - Automatic chapter detection for books and long reads - Progress tracking with time remaining - Reading history for every article, book, and document - Dark mode for comfortable reading - Resume exactly where you left off - No account needed, and your content stays on your device FREE VS UNLIMITED Free - Up to 800 WPM - Clipboard and URL imports - 5 imports per day Unlimited - 1,200+ WPM - Unlimited imports - PDF, EPUB, and TXT support Turn articles, books, and documents into faster, more focused reading sessions with Rapidly. Privacy Policy: https://rapidly.bagl.dev/privacy-policy Support: https://rapidly.bagl.dev/support

Screenshots

fastreadi4 screens
Rapidly4 screens

Verdict

The call

The clearest difference is ads: Rapidly at none against fastreadi's shown. On price, rating, ratings volume and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. fastreadi sells 2 in-app purchases, starting at $7.99 per month and Rapidly sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for fastreadi against 5.0 for Rapidly. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

fastreadi ships an update every 10 days, Rapidly fortnightly. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 9 level
fastreadi versus Rapidly: the parameters behind the verdict, then further details
ParameterfastreadiRapidly
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings11
Update frequencyEvery 10 days — betterFortnightly
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.515.1 — better
Further details — not scored
Size247 MB43 MB
Age rating4+4+
DeveloperBatista Tome OlivieraBAGL LIMITED

Customer experience

fastreadi

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Rapidly

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

fastreadi

Subscriptions2
  • Monthly$7.991 Month
  • Annual$39.991 Year
4 purchases

Rapidly

Subscriptions3
  • Rapidly Pro3 Days trial$2.997 Days
  • Rapidly Pro7 Days trial$3.991 Month
  • Rapidly Pro7 Days trial$14.991 Year
One-time1
  • Rapidly Pro$24.99

Questions

Is fastreadi free?
fastreadi is free to download, with in-app purchases available.
Is Rapidly free?
Rapidly is free to download, with in-app purchases available.
Which has better reviews, fastreadi or Rapidly?
fastreadi and Rapidly are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do fastreadi or Rapidly have ads?
fastreadi shows ads; Rapidly does not.
Which is updated more often, fastreadi or Rapidly?
fastreadi ships an update every 10 days, and Rapidly fortnightly. Most recently, fastreadi was updated on October 31, 2026 and Rapidly on October 28, 2026.

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