Comparison

Flashcards by SwiftStudy vs Cogni

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

Head to head
About

Flashcards by SwiftStudy

Create and study double-sided flashcards with text and visuals. Organize them into custom stacks and track your progress through four mastery levels. Study from anywhere on any device and build a consistent learning streak.

Highlights
  • Double-sided flashcards with text and visuals
  • Organize cards into topic-based stacks
  • Customizable stack designs
  • Four mastery levels: New, In practice, Familiar, Mastered
  • Cross-device study access
  • Learning streak tracking
Read full description

Studying for a math exam? Memorizing that pesky chemical reaction formula for class? Or looking to impress your in-laws with some new Spanish vocabulary? Elevate your memory game with SwiftStudy, a flashcards app to memorize anything and test your knowledge in a rewarding way. With SwiftStudy you can: - Fill double-sided flashcards with words, visuals, definitions, formulae or whole poems and test your memory - Organize your flashcards into neat stacks on any topic - Customize your stacks to add a personal touch and stay engaged - Achieve mastery of your stacks with 4 levels of progression - from “New” through to “In practice”, “Familiar” and “Mastered” - Open your flashcards on any device to study from anywhere - Practice makes perfect - record your streak and stay on track The SwiftStudy app is an environmentally friendly way (no ink or paper involved ;) ) to test your memory and learn anything, one swipe at a time. Privacy policy https://www.swiftstudyapp.com/#/privacyPolicy

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

Flashcards by SwiftStudy4 screens
Cogni4 screens

Verdict

The call

Flashcards by SwiftStudy and Cogni both sit at 4.6 stars, but that hides the real split: 85% of Flashcards by SwiftStudy's written reviews are positive against 35% of Cogni's. Flashcards by SwiftStudy also leads on update cadence (every 2 days vs fortnightly). Cogni's advantage is ratings volume (1.7K vs 31). On price, rating, 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. Flashcards by SwiftStudy sells 3 one-off in-app purchases 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 Flashcards by SwiftStudy against 4.7 for Cogni. That said, the two scores are not equally well evidenced: Cogni has 1.7K ratings behind it against 31, so its average is the more settled of the two. Written reviews are what separate them: 85% of Flashcards by SwiftStudy's written reviews are positive against 35% of Cogni's.

UpkeepUpdate frequency

Flashcards by SwiftStudy ships an update every 2 days, Cogni fortnightly. The most recent releases landed on June 1, 2026 and September 27, 2026 respectively.

Scorecard3 real differences · 7 level
Flashcards by SwiftStudy versus Cogni: the parameters behind the verdict, then further details
ParameterFlashcards by SwiftStudyCogni
PriceFreeFree
Rating4.6 (31 ratings)4.7 (1.7K ratings) — better
Positive reviews84.6% of reviews — better34.9% of reviews
Number of ratings311.7K — better
Update frequencyEvery 2 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.4 — better
Further details — not scored
Size16 MB62 MB
Age rating4+4+
DeveloperKD incubator UG (haftungsbeschrankt)COGNIFLY LTD

Customer experience

Flashcards by SwiftStudy

All ratings31 ratings
Positive90.3%
Neutral3.2%
Negative6.5%
Written reviews13 reviews
Positive84.6%
Neutral7.7%
Negative7.7%

Cogni

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

Bugs and requests

Flashcards by SwiftStudy

Not enough reviews yet to summarise bugs or requests.

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

3 purchases

Flashcards by SwiftStudy

One-time3
  • Flashcards - Coffee tip$3.99
  • Drink Tip$9.99
  • Lunch Tip$19.99
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 Annual$29.991 Year
  • Premium Annual$49.991 Year
One-time2
  • Lifetime Premium$69.99
  • Premium Lifetime$99.99

Questions

Is Flashcards by SwiftStudy free?
Flashcards by SwiftStudy 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, Flashcards by SwiftStudy or Cogni?
Cogni is rated higher. Flashcards by SwiftStudy averages 4.6 out of 5 from 31 ratings, while Cogni averages 4.7 from 1.7K ratings.
Do Flashcards by SwiftStudy or Cogni have ads?
Neither Flashcards by SwiftStudy nor Cogni shows ads.
Which is updated more often, Flashcards by SwiftStudy or Cogni?
Flashcards by SwiftStudy ships an update every 2 days, and Cogni fortnightly. Most recently, Flashcards by SwiftStudy was updated on June 1, 2026 and Cogni on September 27, 2026.

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