Comparison

I Know vs QuickListen

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

Head to head
About

I Know

Features
Read full description

Replace short videos with short reads. 15 minutes a day, a smarter you tomorrow! I Know delivers powerful insights from bestselling nonfiction books in concise, easy-to-digest formats. Whether you prefer reading or listening, I Know helps you stay curious, focused, and inspired—wherever life takes you. With I Know, you can turn your spare moments into a lifelong journey of self-improvement. ==WHAT YOU GET WITH I Know== 1. 15-minute summaries of top nonfiction books Access key ideas from bestselling books across categories like productivity, leadership, relationships, personal finance, health, and more. 2. Read or listen—your choice Every summary is available in both text and audio format so you can learn at your own pace, anywhere, anytime. 3. Daily learning sessions Make learning a habit with daily curated reads designed to fit effortlessly into your routine. 4. Personalized recommendations Set your goals and get tailored content based on your interests and growth areas. 5. Smart retention features Use tools like highlights, bookmarks, and spaced repetition to retain key insights and apply them in real life. 6. Offline access Download your favorite summaries and keep learning even when you're offline. 7. Clean, distraction-free reading experience Customize font size, background color, and reading layout for maximum comfort. WHY PEOPLE CHOOSE I Know - Easy-to-understand, professionally written content - Huge library of curated summaries - Convenient learning for busy lives - Actionable insights you can apply immediately - Designed to help you stay focused and motivated ==HOW IT WORKS== Download I Know and start your journey with a free trial. After the trial ends, your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. You’ll receive a reminder before your trial expires, and you can cancel anytime through your App Store account settings. Deleting the app does not cancel your subscription. Terms of Use: https://www.ikbook.app/termsofcondition Privacy Policy: https://www.ikbook.app/privacypolicy

About

QuickListen

Features
Read full description

QuickListen: Book Summaries Discover the key insights from bestselling books in minutes! QuickListen offers concise, high-quality audio summaries of popular books across genres like business, self-help, fiction, and more. Perfect for busy readers who want to learn on the go. Key Features: Book of the Day: Get a daily dose of inspiration with our handpicked book summary. Recommended Books: Personalized recommendations based on your interests. Trending Books: Stay updated with the most popular summaries. New Releases: Be the first to explore summaries of the latest books. Book Details: Explore book names, categories, authors, ratings, total listeners, and duration. Play Audio Screen: Listen to summaries anytime, anywhere. Bookmark & Share: Save your favorite summaries and share them with friends. Mark as Complete: Track your progress and build a library of completed summaries. Super Summary & Key Points: Get the most important takeaways in a concise format. About Author & Book: Learn about the author and the book’s background. Related & Liked Books: Discover similar titles you’ll love. Why QuickListen? Save Time: Get the key insights from books in just 15-20 minutes. Learn on the Go: Perfect for commutes, workouts, or downtime. Expand Your Knowledge: Explore a wide range of genres and topics. Personalized Experience: Tailored recommendations to match your interests. Whether you’re a busy professional, a student, or a lifelong learner, QuickListen makes it easy to stay informed and inspired. Download now and start your journey to smarter, faster learning! Terms and Conditions: https://neonwills.com/terms.php Privacy Policy: https://neonwills.com/privacy-policy.php

Screenshots

I Know4 screens
QuickListen4 screens

Verdict

The call

The clearest difference is update cadence: I Know at every 4 days against QuickListen's every 11 days. QuickListen's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ads and in-app purchases 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. I Know sells 5 in-app purchases, starting at $9.99 per month and QuickListen sells 4 in-app purchases, starting at $0.49 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

I Know ships an update every 4 days, QuickListen every 11 days. Both last shipped on October 28, 2026.

Scorecard3 real differences · 3 level
I Know versus QuickListen: the parameters behind the verdict, then further details
ParameterI KnowQuickListen
PriceFreeFree
Update frequencyEvery 4 days — betterEvery 11 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.012.0 — better
Further details — not scored
Size32 MB71 MB
Age rating4+4+
DeveloperProksi YazılımFaiz Rasool

In-app purchases

5 purchases

I Know

Subscriptions5
  • Monthly Recurring!$9.991 Month
  • 3 Monthly Recurring!$19.993 Months
  • Final Subscription$39.991 Year
Show 2 more
  • Yearly Recurring!$69.991 Year
  • Trial Yearly Recurring!14 Days trial$69.991 Year
4 purchases

QuickListen

Subscriptions4
  • Weekly Plan$0.497 Days
  • Monthly Plan$0.991 Month
  • Six Month$4.996 Months
Show 1 more
  • Yearly Plan$9.991 Year

Questions

Is I Know free?
I Know is free to download, with in-app purchases available.
Is QuickListen free?
QuickListen is free to download, with in-app purchases available.
Do I Know or QuickListen have ads?
Neither I Know nor QuickListen shows ads.
Which is updated more often, I Know or QuickListen?
I Know ships an update every 4 days, and QuickListen every 11 days. Most recently, I Know was updated on October 28, 2026 and QuickListen on October 28, 2026.

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