Comparison

Plain Flashcards vs Curiousity App

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

Head to head
About

Plain Flashcards

Create flashcards from text, PDFs, or images using AI. Supports spaced repetition, translation, and pronunciation for over 20 languages. Syncs across devices and offers customizable study sessions.

Highlights
  • AI flashcard generation from text, PDF, or image
  • Spaced repetition system (SRS)
  • Translation and pronunciation for 20+ languages
  • iCloud sync across devices
  • Customizable study sessions and reminders
  • Import and export card data
Features
Read full description

Flashcards app is ideal for expanding vocabulary, foreign language learning, and training for exams with spaced repetition support. New: AI Flashcards Generation Generate complete study sets in seconds from a text prompt, a PDF document, or an image. Powered by advanced AI to help you skip the manual entry and start studying immediately. Key Features: - Create your own lists of cards using text and images. - Spaced repetition support (SRS) for long-term retention. - Translation and pronunciation support for 20+ languages. - iCloud Sync: Keep your cards safe and synced across all your devices - Set reminders to stay consistent with your goals. - Export and import cards to stay in control of your data. - Shuffle mode and customizable study sessions. Privacy Policy: https://goingmerry.xyz/privacy-policy/ Terms of Use: https://goingmerry.xyz/terms-conditions/

About

Curiousity App

Features
Read full description

Welcome to Curiousity App — Your Ultimate Gateway to World Knowledge & Science! Unlock the secrets of the universe, journey through human history, and master essential world general knowledge with beautifully illustrated chapters, interactive quizzes, and beginner-friendly guides. Whether you are a curious learner, student, trivia enthusiast, or lifelong explorer, Curiousity App makes learning engaging, visual, and fun across dozens of fascinating subjects. KEY EXPLORATION CATEGORIES Space & Astronomy • The Big Bang, Galaxies, Black Holes, and Solar System Formation • The Sun, Space Weather, The Moon, and Exoplanets • Search for Extraterrestrial Life & Cosmic Phenomenon Earth & Evolutionary Biology • Origins of Life, Prehistoric Oceans, and the Age of Dinosaurs • Mass Extinctions, Rise of Mammals, and Natural Selection • Ecosystems, Food Webs, Biodiversity, and Climate Science Ancient Civilizations & History • Mesopotamia, Ancient Egypt, the Indus Valley, and Imperial China • Ancient Greece, the Persian Empire, the Roman Republic & Empire • Olmec, Maya, Nubia, and Inca Civilizations Computer Science & The Internet • From Mechanical Calculating Machines & Ada Lovelace to Modern Chips • Algorithms, Binary Logic, Operating Systems & Programming • How the Internet Moves Data, DNS, Protocols, and Cybersecurity Artificial Intelligence & Machine Learning • Symbolic AI, Neural Networks, Deep Learning, and Computer Vision • Large Language Models (LLMs), Transformers, Robotics, and AGI Mind-Blowing Science Facts & Trivia • Physics, Relativistic Physics, Quantum Mechanics, and Thermodynamics APP FEATURES • Visual Learning: Richly illustrated sections and clear, structured breakdowns. • Interactive Quizzes: Test your recall with multiple-choice questions for every chapter. • Progress Tracking: Save your favorite sections, bookmark key facts, and track your review history across devices. • Clean & Distraction-Free: Modern design engineered for smooth reading. • Offline Support: Read and learn anytime, anywhere. Download Curiousity App today and ignite your passion for learning!

Screenshots

Plain Flashcards4 screens
Curiousity App4 screens

Verdict

The call

The clearest difference is in-app purchases: Curiousity App at none against Plain Flashcards's 4. Curiousity App also leads on iOS requirement (16.4 vs 18.0). Plain Flashcards's advantage is ads (none vs shown). On price, update cadence 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. Plain Flashcards sells 4 in-app purchases, starting at $3.99 per month. Curiousity App asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.

Scorecard3 real differences · 7 level
Plain Flashcards versus Curiousity App: the parameters behind the verdict, then further details
ParameterPlain FlashcardsCuriousity App
PriceFreeFree
Rating4.4 (281 ratings) — better—
Positive reviews73.4% of reviews—
Number of ratings281 — better—
Update frequencyWeeklyWeekly
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.016.4 — better
Further details — not scored
Size38 MB64 MB
Age rating4+4+
DeveloperGoing Merry LLCSameer Chamankar

Bugs and requests

Plain Flashcards

Reported bugs

20 issues
  • Cannot turn off shuffle feature
  • Cards automatically shuffle and cannot be turned off
  • Cannot rename or move sets of cards and have them stay in order
  • Editing order is inconsistent
  • Swiping to move cards is finicky
Show 15 more
  • No search function within decks
  • Not optimized for iPad
  • Text-to-speech quality is poor
  • Daily study limits or lockout
  • Photo replacement bug after adding new photos
  • Translation feature is unreliable or stops working
  • App crashes when exporting decks
  • Cannot delete cards easily
  • Spaced repetition feature not working correctly
  • Audio sometimes doesn't play
  • Translation button not responding
  • Cards flip over when studying in reverse
  • Tutorial is confusing
  • Cards disappear after writing them
  • Scrolling issues after updates

Requested features

33 requests
  • Option to turn off shuffle
  • Ability to move multiple cards at once
  • Search function within decks
  • Folders for organizing decks
  • Ability to merge decks
Show 28 more
  • Ability to duplicate decks
  • Alphabetical sorting of cards
  • Option to edit individual cards easily
  • Improved iPad interface
  • Widget support
  • Apple Watch integration
  • Option to donate to developer
  • Ability to combine decks
  • More consistent translation functionality
  • Improve text-to-speech quality
  • Add a share feature for decks
  • Ability to see a list of all cards in a deck
  • Option to pin decks
  • Improve photo handling
  • Add drawing/annotation capabilities
  • Option to customize font size
  • Option to see how many cards are left
  • Back/front arrow for faster review
  • Increase photo size option
  • Option to manually arrange cards
  • Ability to move cards between decks in bulk
  • Rearrange order of decks
  • Improve spaced repetition functionality
  • Option to combine decks or select multiple cards at once
  • Option to add icons to decks
  • Option to change card colors or add icons for front/back
  • Ability to delete decks
  • Add a tutorial or better instructions

Curiousity App

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Plain Flashcards

Subscriptions2
  • Plain Flashcards Plus - Monthly$3.991 Month
  • Plain Flashcards Plus - Annual$17.991 Year
One-time2
  • Say Thanks$1.99
  • Support the Mission$4.99
None

Curiousity App

No in-app purchases

Questions

Is Plain Flashcards free?
Plain Flashcards is free to download, with in-app purchases available.
Is Curiousity App free?
Curiousity App is free to download, with no in-app purchases.
Do Plain Flashcards or Curiousity App have ads?
Curiousity App shows ads; Plain Flashcards does not.
Which is updated more often, Plain Flashcards or Curiousity App?
Plain Flashcards ships an update weekly, and Curiousity App weekly. Most recently, Plain Flashcards was updated on October 11, 2026 and Curiousity App on October 1, 2026.

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