Comparison

getAbstract Book Summaries vs Sumizeit

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

Head to head
About

getAbstract Book Summaries

Access concise summaries of over 25,000 business and nonfiction books, articles, and video talks. Learn key insights in about 10 minutes through text or audio, available in multiple languages and offline.

Highlights
  • 25,000+ book, article, and video summaries
  • 10-minute learning insights
  • Audio and text formats
  • 7 language options
  • Offline access
  • Personalized recommendations
  • Send to Kindle
Features
Read full description

Get the key insights from 25,000+ of the best nonfiction and business books, articles and video talks packed into powerful 10-minute summaries. Millions of readers worldwide use getAbstract to get all the benefits of reading in just a few minutes a day! LEARN MORE IN LESS TIME • Get 25,000+ of the world’s best nonfiction and business books, articles and video talks summarized into powerful 10-minute reads • Follow expert-curated channels in topics such as business, productivity, leadership, personal development, science & technology, and more • Get personalized reading recommendations LEARN WITH AUDIO AND TEXT ANYTIME, ANYWHERE • READ summaries or LISTEN to audio summaries on the go • Select your language from English, German, Spanish, Chinese, French, Portuguese and Russian • Get access online & offline on any device • Send your summaries to your Kindle LEARN FROM A TEAM YOU CAN TRUST: Our expert editorial team has 20 years of experience. They carefully read, select and summarize every title to make sure that it’s relevant for your personal and professional development. LEARN FROM A TEAM WITH HIGH VALUES: Fairness is one of our core values. We request rights for every title from publishers and authors. LEARN FROM A TEAM WITH GREAT PARTNERS: Our 800+ partners include The Economist, Hachette Book Group, HarperCollins, Penguin Random House, WILEY and many more. LEARN FROM A TEAM TRUSTED BY FORTUNE 100: Over one third of Fortune 100 companies trust getAbstract to provide their employees and executives with the knowledge they need to succeed. ----------------------------- WHAT OUR CUSTOMERS AND PARTNERS SAY “Your summaries are impressively precise, short yet simultaneously deep, little works of art.” –Jakob Strobel y Serra, feuilleton editor for Frankfurter Allgemeine Zeitung “My most limited resource is time. My most valuable asset is knowledge. Thanks to getAbstract, I can absorb more knowledge in less time. That’s a great return on investment!” –Bob Eccles, Senior Fellow of PwC and Harvard Professor "If you're not learning, you're dying. I'm in the business of helping people learn, and I know how hard it is to make wisdom accessible and useable. getAbstract has a gift for condensing the insight of business books into tangible tools that help people learn so that everyone benefits: their organisation, their team and themselves." –Michael Bungay Stanier, bestselling author of The Coaching Habit ----------------------------- CHOOSE A PLAN AND START READING: getAbstract Starter Unlimited ONLINE access to 25,000+ summaries Text and AUDIO summaries in 7 languages Share summaries with friends for free getAbstract Pro Unlimited ONLINE & OFFLINE access to 25,000+ summaries Text and AUDIO summaries in 7 languages Download PDF, audio, .ePub Send to Kindle Create personal channels with your favorite summaries Share summaries with friends for free Sync across all devices All plans can be subscribed monthly or annually. TRY GETABSTRACT FOR FREE: Sign up for a 3-DAY FREE TRIAL. Spend a few days reading our summaries, learning new things and expanding your horizons – we guarantee you’ll love it! Please note: Payment will be charged to your iTunes Account once you confirm the purchase. Account will be charged for renewal within 24-hours prior to the end of the current period at the same cost unless auto-renew is turned off. Subscriptions may be managed by you and auto-renewal may be turned off by going to your Account Settings after purchase. The subscription does not offer a free trial period. ----------------------------- QUESTIONS? You can find all the details in our terms of use and privacy policy here: Privacy Policy: https://www.getabstract.com/www/jsp/PrivacyPolicy.jsp Terms of use: https://www.getabstract.com/www/docs/tc/getabstract-tc-b2c-en.pdf Do you still have questions or suggestions? One of our customer support experts will help you with anything you need. Contact us at info@getabstract.com

About

Sumizeit

Access key insights from thousands of nonfiction books, podcasts, and bite-sized courses. Enhance personal growth and mindfulness with daily challenges, meditations, and skill-building lessons. Learn effectively in just 5-15 minutes, making the most of your time.

Highlights
  • 2,500+ book summaries
  • 10,000+ podcast summaries
  • 5 & 15-minute summary options
  • Text, audio, video, and infographic formats
  • Bite-sized courses
  • Guided meditation and mindfulness sessions
  • Daily challenges and riddles
Features
Read full description

Sumizeit is more than a book summary app. It's your all-in-one app for learning, personal growth, and mindfulness. It is a book summary app / micro learning app / and super cool learning app. Get the key ideas from 1,000+ bestselling nonfiction books in just 15 minutes — or even 5. Then go beyond books with bite-sized courses, skill-building lessons, daily challenges, riddles, podcast summaries, and guided sessions for meditation, sleep, relaxation, and focus. Whether you have 5 minutes or an hour, Sumizeit helps you make the most of your time. READ LESS. LEARN MORE. GROW EVERY DAY. WHY SUMIZEIT? Most book summary apps stop at summaries. Sumizeit goes further. Read a book summary on your commute. Take a quick course during lunch. Challenge your brain with a daily riddle. Build a practical skill. Listen to a podcast summary while walking. Or unwind with a guided meditation before bed. One app. More ways to grow. WHAT YOU GET WITH SUMIZEIT • 2,500+ BOOK SUMMARIES Discover the key ideas from bestselling nonfiction books including Atomic Habits, The Lean Startup, Thinking, Fast and Slow, The 4-Hour Workweek, and hundreds more. • 10,000+ PODCASt SUMMARIES Get comprehensive summaries of your favorite podcasts episodes. • 5 & 15-MINUTE SUMMARIES Short on time? Choose between quick 5-minute summaries and more detailed 15-minute versions. • TEXT, AUDIO, VIDEO & INFOGRAPHICS Learn your way. Read, listen, watch, or explore visual summaries. • BITE-SIZED COURSES Go beyond books with short courses covering fascinating and useful topics. Learn something new without sitting through hours of lectures. • MIND: MEDITATION, SLEEP & FOCUS Learning isn't always about consuming more information. Give your mind time to reset with guided sessions for meditation, relaxation, sleep, focus, and mindfulness. • DAILY CHALLENGES & RIDDLES Exercise your brain every day with quizzes, riddles, interesting questions, and challenges. Earn points, build streaks, and turn learning into a daily habit. • SKILL CARDS Build useful skills through bite-sized lessons and practical exercises. • QUIZZES & EXERCISES Test what you've learned and turn ideas into action with quizzes, exercises, and expert analysis. • PODCAST SUMMARIES Get the biggest ideas and takeaways from popular podcast episodes in minutes. • PERSONALIZED RECOMMENDATIONS Tell us your interests and goals, and we'll help you discover what to learn next. • HIGHLIGHTS & NOTES Save important ideas, highlight passages, and build your own personal knowledge library. • COMMUNITY Discuss books, exchange ideas, and learn with other curious people. • SEND TO KINDLE Send summaries directly to your Kindle and read wherever you prefer. • DARK MODE Enjoy a comfortable reading experience day or night. • NEW CONTENT EVERY WEEK New summaries and learning experiences are added regularly. MAKE 5 MINUTES COUNT Read a summary. Learn a new skill. Take a course. Solve a riddle. Test your knowledge. Discover a podcast. Meditate. Relax before bed. Sumizeit turns the small moments in your day into opportunities to learn, think, grow, and recharge. WHAT REVIEWERS ARE SAYING "It's like Spark Notes for adults." — Mashable "An incredibly easy way to absorb the biggest of thoughts." — Cult of Mac "An excellent tool for those looking to expand their knowledge efficiently." — AppReview360 Start learning today. Terms and Conditions: https://sumizeit.com/terms Privacy Policy: https://sumizeit.com/privacy

Screenshots

getAbstract Book Summaries4 screens
Sumizeit4 screens

Verdict

The call

The clearest difference is update cadence: Sumizeit at every 4 days against getAbstract Book Summaries's every 2 months. On price, rating, review sentiment and ratings volume 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. getAbstract Book Summaries sells 8 in-app purchases, starting at $5.99 per month and Sumizeit sells 10 in-app purchases, starting at $0.99 per year. 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 — 4.5 for getAbstract Book Summaries against 4.5 for Sumizeit. Both are backed by a comparable volume of ratings — 288 and 284 respectively. Written reviews are what separate them: 73% of getAbstract Book Summaries's written reviews are positive against 78% of Sumizeit's.

UpkeepUpdate frequency

getAbstract Book Summaries ships an update every 2 months, Sumizeit every 4 days. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

Scorecard1 real difference · 9 level
getAbstract Book Summaries versus Sumizeit: the parameters behind the verdict, then further details
ParametergetAbstract Book SummariesSumizeit
PriceFreeFree
Rating4.5 (288 ratings)4.5 (284 ratings) — better
Positive reviews72.5% of reviews77.8% of reviews — better
Number of ratings288 — better284
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size44 MB59 MB
Age rating4+4+
DevelopergetAbstractScomy Inc

Customer experience

getAbstract Book Summaries

All ratings288 ratings
Positive88.2%
Neutral1.7%
Negative10.1%
Written reviews211 reviews
Positive72.5%
Neutral5.7%
Negative21.8%

Sumizeit

All ratings284 ratings
Positive88.4%
Neutral3.5%
Negative8.1%
Written reviews27 reviews
Positive77.8%
Neutral3.7%
Negative18.5%

User reviews

getAbstract Book Summaries

From 288 App Store ratings

What we love

  • 👍 Excellent book summaries
  • 🚀 Convenient audio summaries
  • 💡 Great for busy people
  • 🚀 Efficient way to get key insights
  • 👍 Comprehensive library of content

Room to improve

  • 🐛 Frequent crashes and freezes
  • 🐛 Slow search functionality
  • 🐛 Audio playback issues
  • 🐛 Syncing and resume issues
  • 🔋 High subscription cost

Sumizeit

From 284 App Store ratings

What we love

  • 👍 Useful for learning
  • 💡 Fills market gap
  • 🚀 Quick and easy summaries
  • 👍 User-friendly interface
  • 👍 Detailed and fun summaries

Room to improve

  • 🐛 Crashes frequently
  • 🐛 Not working on iPad
  • 🐛 Dark mode issues
  • 🐛 Overly simplified books
  • 🐛 Deceptive pricing/refund policy

Bugs and requests

getAbstract Book Summaries

Reported bugs

4 issues
  • SSO authentication not working on iOS
  • Inability to resume reading/listening
  • Inconsistent performance across devices
  • Slow or unresponsive app on certain platforms

Requested features

5 requests
  • Add support for Apple TV
  • Implement highlighting and note-taking
  • Improve offline access and caching
  • Enhance search and discovery features
  • Provide more personalized recommendations

Sumizeit

Reported bugs

8 issues
  • Crashes when opening Challenges
  • Crashes when bookmarking
  • Crashes when selecting interests
  • App crashes immediately on various actions
  • Login with Gmail not working
Show 3 more
  • Account not updating from free to lifetime
  • Dark mode not functioning correctly
  • Summaries oversimplified, missing key information

Requested features

2 requests
  • More video summaries
  • Sign In with Apple

In-app purchases

8 purchases

getAbstract Book Summaries

Subscriptions8
  • Starter$5.991 Month
  • Starter+$9.991 Month
  • Starter$9.991 Month
Show 5 more
  • Pro2 variants$29.991 Month
  • Starter$59.991 Year
  • Starter+$99.991 Year
  • Starter$99.991 Year
  • Pro$299.991 Year
10 purchases

Sumizeit

Subscriptions9
  • Sumizeit Yearly Subscription$0.991 Year
  • Sumizeit Monthly Subscription$0.991 Month
  • Sumizeit Monthly Subscription$4.991 Month
Show 6 more
  • Sumizeit Monthtly Subscription$5.991 Month
  • Sumizeit Premium Monthly$12.991 Month
  • Sumizeit Yearly 50% off$24.991 Year
  • Sumizeit Yearly Subscription$39.991 Year
  • Sumizeit Yearly Subscription$49.991 Year
  • Sumizeit Yearly Subscription$69.001 Year
One-time1
  • Sumizeit Lifetime Subscription$69.99

Questions

Is getAbstract Book Summaries free?
getAbstract Book Summaries is free to download, with in-app purchases available.
Is Sumizeit free?
Sumizeit is free to download, with in-app purchases available.
Which has better reviews, getAbstract Book Summaries or Sumizeit?
Sumizeit is rated higher. getAbstract Book Summaries averages 4.5 out of 5 from 288 ratings, while Sumizeit averages 4.5 from 284 ratings.
Do getAbstract Book Summaries or Sumizeit have ads?
Neither getAbstract Book Summaries nor Sumizeit shows ads.
Which is updated more often, getAbstract Book Summaries or Sumizeit?
getAbstract Book Summaries ships an update every 2 months, and Sumizeit every 4 days. Most recently, getAbstract Book Summaries was updated on November 10, 2026 and Sumizeit on November 11, 2026.

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