Comparison

Noji vs Cogni

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

Head to head
About

Noji

Create and study digital flashcards using an enhanced spaced repetition algorithm to maximize learning. Access a vast library of pre-made decks or collaborate online. Ideal for students, teachers, and language learners.

Highlights
  • Create and study digital flashcards
  • Enhanced spaced repetition algorithm
  • Customizable card appearance
  • 50k pre-made deck library
  • Online collaboration
  • Web version for cross-device use
Features
Read full description

Noji helps you to remember anything! In the app you create and study flashcards. Having been build on an enhanced spaced repetition algorithm, the app helps you to get the maximum out of studying new materials. Millions of people use the app to remember lecture materials, prepare for exams and learn new vocabulary. Noji has a web version that allows you to use the app across all your devices. Powerful features, sleek design, fast performance, online collaboration, all of these help Noji to become an effective study helper. The app will help you to create nice and easy to use digital flashcards and avoid managing a pile of uncategorized physical index cards. Here are the benefits you get from the Noji flashcards app: - Create and study flashcards - Use different customizations to make cards look the way you want - Explore a 50k pre-made deck library How people use Noji: - Students - study lecture materials during the year and prepare for exams. Millions of students get the highest grades by studying index cards using spaced repetition technique. - Teachers - Noji app helps to make a database of knowledge in the format of revision cards and share it with students. - Language learners - flashcards are well known as the best way to study new vocabulary. The huge library helps to find a perfect ready-to-use deck and not to waste time creating your own flashcards. App interface is simple and clear but at the same time, the app is extremely powerful. The app allows you to have thousands of flashcards and makes it easy to manage them. WHAT OUR USERS SAY ABOUT THE NOJI: "Finally, I found the app that I can intuitively use! I don't need to watch tons of videos to understand how to create and learn cards in other srs products. It's so easy here. I'm in love with Noji!" - Jeffrey Houng "I use the app to prepare for the MCAT exam. I can say that it definitely works! " - Matthew Moore "Flashcards is the thing that changed my habits to study Japanese. Using spaced repetition I can study new words and don't forget them in a few weeks as it used to be." - Alysa Tossou The app is fully supported by a professional team. You'll constantly get new features, improvements, and bug fixes. We also love getting personalized feedback, so don't be shy to message us right in the app! We personally answer all messages. Privacy Policy: https://noji.io/privacy-policy/ Terms of Use: https://noji.io/terms-of-use/

About

Cogni

Create and study flashcards to master new materials efficiently. Utilize an enhanced spaced repetition algorithm to optimize study sessions for exams, languages, or complex subjects. Millions trust this method to achieve their learning goals.

Highlights
  • Create and review custom flashcards
  • Spaced repetition algorithm
  • Pre-made deck library
  • AI-enhanced recall
  • Progress tracking
  • Offline access
Read full description

Cogni empowers you to master new materials effortlessly by creating and studying flashcards. Built on an enhanced spaced repetition algorithm, the app optimizes your study sessions, ensuring you get the most out of your learning. Whether preparing for exams, studying languages, or mastering complex subjects, millions trust flashcards to achieve their goals. Start your journey to mastery today—no limits, no boundaries, just learning! - Languages - Medicine (MCAT, USMLE & More) - Anatomy & Physiology - Exam preparation (SAT, GRE & More) - Math - Law - Geography - Computing - And many more! Key Benefits: - Easily create and review flashcards tailored to your learning needs. - Customize your cards with colors, lists, and more to fit your style. - Access a massive library of pre-made decks to jumpstart your learning. - Review lecture materials and prep for exams with powerful spaced repetition. Thousands of students boost their grades with this science-backed approach. - AI-enhanced spaced repetition (SRS) for optimal recall. - Flexible study interface with swipe and tap actions for efficient learning. - Detailed statistics and progress tracking to monitor your success. - Offline access to study with media-supported flashcards. Get started with Cogni today and take control of your learning journey! Terms of Use: https://www.notion.so/Terms-of-Use-122d703e827a81c89718d91448511266 Privacy Policy: https://www.notion.so/Privacy-Policy-122d703e827a81798c36cf1c20b44220

Screenshots

Noji4 screens
Cogni4 screens

Verdict

The call

The clearest difference is ads: Cogni at none against Noji's shown. Noji's advantage is review sentiment (64% vs 35%) and ratings volume (14K vs 1.7K). On price, rating, update cadence 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. Noji sells 17 in-app purchases, starting at $4.99 per month and Cogni sells 9 in-app purchases, starting at $4.99 per month. 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 — 4.6 for Noji against 4.7 for Cogni. That said, the two scores are not equally well evidenced: Noji has 14K ratings behind it against 1.7K, so its average is the more settled of the two. Written reviews are what separate them: 64% of Noji's written reviews are positive against 35% of Cogni's.

UpkeepUpdate frequency

Noji ships an update every 8 days, Cogni fortnightly. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

Scorecard3 real differences · 7 level
Noji versus Cogni: the parameters behind the verdict, then further details
ParameterNojiCogni
PriceFreeFree
Rating4.6 (14K ratings)4.7 (1.7K ratings) — better
Positive reviews64.3% of reviews — better34.9% of reviews
Number of ratings14K — better1.7K
Update frequencyEvery 8 days — betterFortnightly
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.416.4
Further details — not scored
Size179 MB62 MB
Age rating4+4+
DeveloperDELIGHTHUB PTE. LTD.COGNIFLY LTD

Customer experience

Noji

All ratings13,902 ratings
Positive89.3%
Neutral2.9%
Negative7.8%
Written reviews2,109 reviews
Positive64.3%
Neutral7.1%
Negative28.6%

Cogni

All ratings1,664 ratings
Positive92.9%
Neutral2.6%
Negative4.4%
Written reviews189 reviews
Positive34.9%
Neutral18.0%
Negative47.1%

User reviews

Noji

From 14K App Store ratings

What we love

  • 🚀 Efficient spaced repetition
  • 👍 User-friendly interface
  • 🚀 Convenient cross-device syncing
  • 🚀 Helpful for studying and learning
  • 🚀 Great for language learning

Room to improve

  • 🐛 Occasional bugs and glitches
  • 🔒 Lack of offline mode
  • 💰 Expensive subscription model
  • 🔒 Difficulty canceling subscription
  • 🔒 Misleading to use 'Anki' name

Cogni

From 1.7K App Store ratings

What we love

  • 👍 Great app for memorizing and growing recall skills
  • 🚀 Lifesaver for challenging, memory-heavy subjects like med school
  • 👍 Sleek and user-friendly interface, no distractions

Room to improve

  • 🐛 Locked up referring to an upgrade page, couldn't continue using the app
  • 🐛 Not easy to use, inaccurate for Spanish language
  • 🐛 Desktop flashcards deck won't sync with mobile, forcing duplicate work

Bugs and requests

Noji

Reported bugs

4 issues
  • Issues with uploading and editing images on cards
  • Problems with card review timing and scheduling
  • Decks not loading or disappearing
  • Connectivity issues and server errors

Requested features

5 requests
  • Add offline mode
  • Improve deck organization and management
  • Allow more customization of card layout and formatting
  • Implement better syncing and backup options
  • Add more language support for text-to-speech

Cogni

Reported bugs

2 issues
  • App no longer available after paying for annual subscription
  • Occasional crashes

Requested features

4 requests
  • Integrate ChatGPT or Claude for automatic card creation
  • Add sub-decks for larger decks that need more review
  • Improve algorithm for hard/again ratings to better target struggling cards
  • Add subsections for decks to study different sections separately

In-app purchases

17 purchases

Noji

Subscriptions15
  • AnkiPro Premium 1 Month1 Month trial$4.991 Month
  • Premium Access: 30 Days3 Days trial$4.991 Month
  • Premium 1 Month$4.991 Month
Show 12 more
  • AnkiPro Premium 1 Month$4.991 Month
  • AnkiPro Premium Annual$17.991 Year
  • AnkiPro Premium 6 Months$19.996 Months
  • Premium Monthly New$19.991 Month
  • Premium 1 Month$19.991 Month
  • Noji Flashcards - Premium Plan3 Days trial$29.991 Year
  • Anki Flashcards - Premium Plan3 Days trial$29.991 Year
  • Flashcards Premium3 Days trial$39.991 Year
  • Premium - Annual Plan$44.991 Year
  • Premium Annual Plan new7 Days trial$89.991 Year
  • Premium - Annual Plan14 Days trial$89.991 Year
  • Premium - Annual Plan7 Days trial$89.991 Year
One-time2
  • Premium Lifetime$74.99
  • AnkiPro Premium Lifetime$74.99
9 purchases

Cogni

Subscriptions7
  • Premium Monthly$4.991 Month
  • Premium Monthly$7.991 Month
  • Premium Monthly$14.991 Month
Show 4 more
  • Premium Annual$19.991 Year
  • Premium Annual$24.991 Year
  • Premium Annual3 Days trial$29.991 Year
  • Premium Annual$49.991 Year
One-time2
  • Lifetime Premium$49.99
  • Premium Lifetime$99.99

Questions

Is Noji free?
Noji is free to download, with in-app purchases available.
Is Cogni free?
Cogni is free to download, with in-app purchases available.
Which has better reviews, Noji or Cogni?
Cogni is rated higher. Noji averages 4.6 out of 5 from 14K ratings, while Cogni averages 4.7 from 1.7K ratings.
Do Noji or Cogni have ads?
Noji shows ads; Cogni does not.
Which is updated more often, Noji or Cogni?
Noji ships an update every 8 days, and Cogni fortnightly. Most recently, Noji was updated on September 24, 2026 and Cogni on September 23, 2026.

Other comparisons