Comparison

Flashcards by NKO vs Study Sets

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

Head to head
About

Flashcards by NKO

Create and share rich flashcards with images, or download millions from a vast library. Engage with study games and a Spaced Repetition System to enhance learning and track progress.

Highlights
  • Create rich text flashcards with images
  • Download millions of pre-made flashcards
  • Engaging study and testing games
  • Spaced Repetition System (SRS)
  • Class management tools for teachers
  • Share decks via folders, email, or iTunes
  • Offline text-to-speech support
Features
Read full description

Flashcards by NKO is an engaging educational solution for students and teachers worldwide. Looking for a powerful and easy-to-use flashcards app to help you study? This app allows you to create rich text formatted flashcards with pictures and download millions of flashcards on hundreds of subjects created by both experts and novices. Matching, True/False, Memory, Spelling, Q-Battle, Word Search, Flow, Flappy Dog, Dig It Up, 2048, Ninja, Bingo, Q-Battle LMP, Blocks, and Letters games add more fun to your studying. Don't be surprised to find yourself playing games, getting badges and beating highscores of your friends or classmates rather than simply flipping flash cards... :) Not enough? Loci will turn your cards into a 3D Memory Palace that exploits a memory technique of ancient Greeks and memory champions. Moreover you will immerse ing an augment reality realm in Defender game All tools and games are connected to a sophisticated Spaced Repetition System (SRS) that tracks your progress and keep you organized. - 2.5 millions downloads - used in classrooms and schools worldwide. FROM TEACHERS: "I saw a big improvement in the most recent test scores which, I believe, can be partially attributed to their use of the Flashcards app." "everything you ever wanted to do with flashcards and then some. Supports individualized and differentiated learning in the classroom." "I'm a high school English teacher who loves your app! I kept seeing my students using it, and I checked the app store a couple of times looking for it. I finally took a good look, and I realized they were creating fabulous decks beyond what I was seeing in the bare apps available. The features of your app are rich and so intuitive!" APP FEATURES - Create your own flash cards with rich text formatting and images - Download millions of flashcards made by other users - Organize your cards into folders - Share your decks with friends using shared (automatically synchronized) folders, email or iTunes. - Keep track of your progress for each deck and each card - Spaced Repetition System - Manual and Slide show modes - Linear/Adaptive/Shuffle mode to enhance retention - 5 tools (Review, Explore, Quiz, Listen, and Collage). - 16 studying/testing games (Matching, Memory, True/False, Spelling, Words, Q-Battle, Flow, Flappy, Dig It Up, Ninja, 2048, Bingo, Q-Battle MP, Blocks, Letters, Loci) - 6 built-in keyboards (rich text formatting, fast edit, maths symbols, chemistry symbols, Fonts, and Greek letters) and support of custom keyboards. - Combine or split decks - Sorting flashcards - Import decks in txt, csv, or tsv formats - a drawing tool - 36 built-in text-to-speech voices that work offline + 40+ additional voices from iSpeech. - color coding - no distracting ads FOR TEACHERS: - the only flashcard app with a full-fledged class management system - classes, leaderboards, a lot of games! - students' folders for personalized learning - teacher's messages - statistics in detail: who reviewed what, when, for how long, what tools and games are used. Printable reports. - multiplayer games --------------------- In addition to the life-time Individual Edition, Teacher Pro, and Educational Editions, the application also offers Individual Edition auto-renewal Subscriptions for 1 month ($1.99/month in the U.S. App Store) and 1 year ($9.99/year in the U.S. App Store). Payment will be charged to iTunes Account at confirmation of purchase. Auto-renewal Subscriptions automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. The account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. You can read about our Privacy Policy (http://nkoapps.com/privacy) and Terms of Use (https://nkoapps.com/terms_of_use) on our website.

About

Study Sets

Create and learn from digital flashcards with multiple study modes, image support, and multi-device sync. Organize your learning materials with tags and access them offline. Share your study sets with others.

Highlights
  • Create unlimited study sets and decks
  • Multiple interactive study modes (Flashcards, Multiple Choice, Matching)
  • Image support for cards
  • Multi-device sync via iCloud
  • Offline access
  • Widgets and Siri Shortcuts
Features
Read full description

School is hard enough. Let's make studying easier. Study Sets is the simplest app for creating and learning study cards. With three different ways to study, picture support, multi-device sync, widgets, tagging, and Apple Music integration, studying has never been easier. HOW IT WORKS Create study sets to organize your materials, add decks of flashcards, and start learning with multiple interactive study modes. Each card supports text and images on both sides, making it perfect for visual learners. STUDY MODES • Flashcards - Swipe through your cards with intuitive gestures. Track your progress with built-in scoring and timing. • Multiple Choice - Test yourself with automatically generated questions based on your flashcards. • Matching - Challenge yourself with a fun matching game that pairs terms with definitions. POWERFUL ORGANIZATION • Create unlimited study sets and decks • Add custom tags to organize cards across decks • Mark favorites for quick access • Search across all your materials LEARN YOUR WAY • Add images to both sides of your cards • Play music from your library while studying • Use widgets for quick study sessions • Access via Siri Shortcuts DESIGNED FOR ALL DEVICES • Beautiful interface optimized for iPhone and iPad • iCloud Sync across all your devices • Offline access to study anywhere • Home screen widgets for quick access SHARE & COLLABORATE • Import and export flashcard files • Share your study sets with classmates • Back up your materials easily SIMPLE PRICING Being subscription based, you won't ever be upsold to purchase new features. All features are free with the only exception being that you're limited to creating 50 cards. Privacy Policy: https://www.rspoon3.com/study-sets/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

Flashcards by NKO4 screens
Study Sets4 screens

Verdict

The call

The clearest difference is ratings volume: Flashcards by NKO at 2K against Study Sets's 13. On price, rating, review sentiment and update cadence 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 NKO sells 13 in-app purchases, starting at $1.99 per month and Study Sets sells 3 in-app purchases, starting at $0.99 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 — 4.9 for Flashcards by NKO against 5.0 for Study Sets. That said, the two scores are not equally well evidenced: Flashcards by NKO has 2K ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 94% of Flashcards by NKO's written reviews are positive against 91% of Study Sets's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 weeks. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

Scorecard1 real difference · 9 level
Flashcards by NKO versus Study Sets: the parameters behind the verdict, then further details
ParameterFlashcards by NKOStudy Sets
PriceFreeFree
Rating4.9 (2K ratings)5.0 (13 ratings) — better
Positive reviews93.8% of reviews — better90.9% of reviews
Number of ratings2K — better13
Update frequencyEvery 4 weeksEvery 4 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS1717.0
Further details — not scored
Size84 MB21 MB
Age rating4+4+
DeveloperNKO Ventures, LLCRichard Witherspoon

Customer experience

Flashcards by NKO

All ratings2,039 ratings
Positive96.7%
Neutral1.2%
Negative2.1%
Written reviews340 reviews
Positive93.8%
Neutral2.1%
Negative4.1%

Study Sets

All ratings13 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive90.9%
Neutral9.1%
Negative0.0%

In-app purchases

13 purchases

Flashcards by NKO

Subscriptions2
  • Individual Edition1 Month trial$1.991 Month
  • Individual Edition$14.991 Year
One-time11
  • AbstractFree
  • CatsFree
  • SpringFree
Show 8 more
  • Winter$0.99
  • Vintage$2.99
  • Back to School$2.99
  • Server Space$19.99
  • Teacher Pro 100 (for 3 months)$39.99
  • Individual Edition$99.99
  • Teacher Pro 100$99.99
  • Teacher Pro$199.99
3 purchases

Study Sets

Subscriptions3
  • Monthly Subscription$0.991 Month
  • Weekly Subscription3 Days trial$2.997 Days
  • Annual Subscription$9.991 Year

Questions

Is Flashcards by NKO free?
Flashcards by NKO is free to download, with in-app purchases available.
Is Study Sets free?
Study Sets is free to download, with in-app purchases available.
Which has better reviews, Flashcards by NKO or Study Sets?
Study Sets is rated higher. Flashcards by NKO averages 4.9 out of 5 from 2K ratings, while Study Sets averages 5.0 from 13 ratings.
Do Flashcards by NKO or Study Sets have ads?
Neither Flashcards by NKO nor Study Sets shows ads.
Which is updated more often, Flashcards by NKO or Study Sets?
Flashcards by NKO ships an update every 4 weeks, and Study Sets every 4 weeks. Most recently, Flashcards by NKO was updated on October 20, 2026 and Study Sets on October 11, 2026.

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