Comparison

knowLedge vs CatchUp

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

Head to head
About

knowLedge

Features
Read full description

knowLedge knowLedge is a learning tool which helps you in improving your knowledge in the easiest possible way. All you have to do is start playing and answer the questions. Choose the answers from the choices and the app will respond whether it is the right answer. If it is not, it educates you the right answer. The app will keep asking you the question at the right interval until you are familiar with that. It also increases the complexity as you progress until you completely master it. You can track overall progress at any time in app and today's progress in widget. As of now, the app covers general knowledge about the USA.

About

CatchUp

Get quick summaries of trending topics, books, shows, and podcasts in bite-sized video, text, and audio formats. Stay informed without feeling overwhelmed and decide what content is worth your time.

Highlights
  • Summaries of trending topics
  • Bite-sized video, text, and audio content
  • Summaries of popular books
  • Summaries of hit shows and documentaries
  • Summaries of trending podcasts
  • Save favorite titles for later
Features
Read full description

CatchUp is the place to get a quick download on today’s trending topics – from the latest Netflix hit, to podcast obsessions, bestselling books and major events – in manageable chunks of video, text & audio. We start our days scrolling through headlines and social media chatter that pile up overnight, trapping us in a constant state of FOMO. Forget the guilt that comes with not being able to keep up with it all – CatchUp gives you back the control and lets you decide what content is worth more of your time and energy. TRENDING TOPICS SUMMARIZED The internet is constantly flooded with news, content and entertainment options. CatchUp's daily feed gives you short, concise videos summarizing the latest stories and trends so you can feel empowered, not overwhelmed. BOOKS, SHOWS, PODCASTS & BEYOND... IN MINUTES Because staying in the know can sometimes feel daunting, CatchUp offers a library of the most popular books, shows, and podcasts summarized into 10 minute reads or listens, to give you just the basics. - Top documentary summaries like “Inside Bill's Brain: Decoding Bill Gates” from Netflix or “The Inventor: Out For Blood In Silicon Valley” & new ones being added daily - Tap into one of our Original Summaries where you can learn what’s happening on current issues like “The Away Story” or helpful life hacks like “How To Get A Job” all in a matter of minutes. - Save your favorite titles & read them later on your Saved tab Non-Fiction Titles Include: - 'How Not To Die' by Michael Greger M.D. - Medical Medium by Anthony William - 21 Lessons for the 21st Century by Yuval Noah Harari - The Mamba Mentality by Kobe Bryant... & many more Fiction Titles Include: - ‘Macbeth' by William Shakespeare - ‘1984’ by George Orwell - ‘The Great Gatsby’ by F. Scott Fitzgerald - 'Hamlet' by William Shakespeare... & many more Original Titles Include: - Emergencies 101 - What goes into a credit score? - The Away Story - Kobe Bryant: Life & Death... & many more SO WHY CATCHUP? - Highly curated content ensures useful learning and avoids waste of time - We’re always adding new content! - We’ll summarize top selling books, current & historical topics, documentaries & many more - We have an awesome and talented pool of skilled writers - All summaries are fact-checked for accuracy & quality - We strive to share the tools of personal growth & information with everyone! - Apply game changing ideas to improve important aspects of your life - Keep up-to-date with the latest developments in business, science, health, tech, history, culture & more PRICING & TERMS - CatchUp is free to download - Read our full Terms of Service/Privacy Policy at https://mammoth.la/privacy and https://mammoth.la/terms - Please reach out to support@catchupapp.com for support

Screenshots

knowLedge4 screens
CatchUp4 screens

Verdict

The call

The clearest difference is in-app purchases: knowLedge at none against CatchUp's 8. CatchUp's advantage is update cadence (every 9 days vs every 85 months) and iOS requirement (9.0 vs 15.0). On price, ads and device support 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. CatchUp sells 8 in-app purchases, starting at $9.99 per year. knowLedge asks for nothing beyond the download.

UpkeepUpdate frequency

knowLedge ships an update every 85 months, CatchUp every 9 days. The most recent releases landed on September 30, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 7 level
knowLedge versus CatchUp: the parameters behind the verdict, then further details
ParameterknowLedgeCatchUp
PriceFreeFree
Rating—3.6 (215 ratings) — better
Positive reviews—17.7% of reviews
Number of ratings—215 — better
Update frequencyEvery 85 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size28 MB131 MB
Age rating4+4+
DeveloperMallow Technologies Private LimitedScience Mobile, LLC

Bugs and requests

knowLedge

Not enough reviews yet to summarise bugs or requests.

CatchUp

Reported bugs

10 issues
  • Login credentials not recognized in app despite working on web
  • App continuously prompts for subscription despite active payment
  • Free trial charges still occur after cancellation
  • Audio playback freezes and buffers mid-chapter
  • App crashes on startup or during use
Show 5 more
  • Restore purchases function shows 'no purchases found' despite active subscription
  • Cannot navigate between pages without page flip interruptions
  • App won't open books or access content
  • Subscription status not syncing between web and mobile app
  • Trial period not recognized when attempting to access content

Requested features

10 requests
  • Add back/forward navigation buttons for content
  • Implement proper account login system in app
  • Add search functionality for books
  • Reduce or eliminate ads from free/trial experience
  • Expand book catalog significantly
Show 5 more
  • Add settings and account management features
  • Improve audio buffering and playback stability
  • Implement easy in-app subscription cancellation
  • Add customer support contact options
  • Fix content categorization (e.g., Anne Frank's Diary in fiction)

In-app purchases

None

knowLedge

No in-app purchases

8 purchases

CatchUp

Subscriptions7
  • Premium Subscription7 Days trial$9.991 Year
  • Weekly$9.997 Days
  • Monthly Plan$19.991 Month
Show 4 more
  • Premium Subscription7 Days trial$39.991 Year
  • Monthly$53.993 Months
  • Premium Subscription7 Days trial$69.991 Year
  • Yearly7 Days trial$89.991 Year
One-time1
  • Lifetime$149.99

Questions

Is knowLedge free?
knowLedge is free to download, with no in-app purchases.
Is CatchUp free?
CatchUp is free to download, with in-app purchases available.
Do knowLedge or CatchUp have ads?
Neither knowLedge nor CatchUp shows ads.
Which is updated more often, knowLedge or CatchUp?
knowLedge ships an update every 85 months, and CatchUp every 9 days. Most recently, knowLedge was updated on September 30, 2026 and CatchUp on October 9, 2026.

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