Comparison

Cardcore Flashcards vs Space Decks

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

Head to head
About

Cardcore Flashcards

Features
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The first flashcard app with a heavy focus on perfecting UX - Incredible notion integration with the quickest and most fluid workflow in the world - SHARE decks with your friends - FSRS (Same space repetition algorithm as ANKI) Swipe left or right to rate your cards — four difficulty levels, buttery smooth animations, and FSRS scheduling that learns how your brain works. Just like Anki, but without the clunky interface. STUDY YOUR WAY • Create local decks manually or import from CSV, Anki, or by pasting your notes • Connect to Notion and turn your existing pages into flashcards instantly • Share decks with friends using a single tap SMART SCHEDULING • Powered by FSRS — the same spaced repetition algorithm trusted by serious learners • Cards reappear exactly when you're about to forget them • See your stability score and next review time after every session RICH CONTENT • Embed images, YouTube videos, and code snippets in your cards • Nested bullet points render exactly like they do in Notion • Syntax-highlighted code blocks for technical topics BUILT FOR FOCUS • No distractions — just you and your cards • Four-quadrant swipe system: Again, Hard, Good, Easy • Progress tracked privately on your device Subscription: Flashcards Premium unlocks unlimited decks and advanced features. Available as monthly, yearly, or lifetime plans. Yearly plan includes a 7-day free trial. By subscribing, you agree to our Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://homeofficesinternational.com/privacy-policy.html

About

Space Decks

This app uses spaced repetition to help you memorize information for the long term. It supports importing existing flashcard decks and offers a clean, distraction-free study interface with full offline capabilities.

Highlights
  • Spaced repetition scheduling
  • Import .apkg flashcard decks
  • Supports basic, reversed, and cloze cards
  • Native audio, image, and video support
  • Clean, distraction-free interface
  • Full offline support
  • Dark mode support
Features
Read full description

Space Decks is a focused spaced-repetition flashcard app for iOS, built for learners who care about long-term retention and a clean studying experience. It is designed to feel simple on the surface while offering deep compatibility with professional-grade flashcard decks. • Spaced repetition scheduling designed for efficient memory reinforcement • Import full .apkg flashcard decks used by popular desktop tools • Cards render exactly as defined by their original templates • Supports basic cards, reversed cards, and cloze deletions • Conditional fields and advanced template logic are fully respected • Type-in-the-answer cards work as expected • Deck-specific styling and layouts are preserved • Native support for audio, images, and video • Automatic media playback during reviews • Sequential audio playback for language and listening decks • Replay and control media without leaving the study flow • Clean, distraction-free study interface • Familiar four-button grading system • Smooth transitions and fast card loading • Full offline support • Dark mode support • Older cards remain fully supported • Imported decks and manually created cards work together seamlessly • Safe data model that evolves without breaking existing collections • No accounts required • No tracking or analytics • No advertisements • All data stays on your device Space Decks is built by an independent developer and actively maintained with a strong focus on correctness, performance, and learning science. Future updates are planned to include mathematical notation support, advanced scheduling options, filtered decks, and optional syncing features. Space Decks is for learners who want a serious study tool that stays out of the way and lets the learning happen.

Screenshots

Cardcore Flashcards4 screens
Space Decks4 screens

Verdict

The call

The clearest difference is in-app purchases: Space Decks at none against Cardcore Flashcards's 3. Cardcore Flashcards's advantage is update cadence (every 2 days vs every 5 days). On price, ads, device support and iOS requirement 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. Cardcore Flashcards sells 3 in-app purchases, starting at $0.99 per month. Space Decks asks for nothing beyond the download.

UpkeepUpdate frequency

Cardcore Flashcards ships an update every 2 days, Space Decks every 5 days. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Cardcore Flashcards versus Space Decks: the parameters behind the verdict, then further details
ParameterCardcore FlashcardsSpace Decks
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 2 days — betterEvery 5 days
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, MaciPhone, iPad, Mac — better
Requires iOS18.017.6 — better
Further details — not scored
Size45 MB4 MB
Age rating4+4+
DeveloperAlexander KvammeDor Pascal

In-app purchases

3 purchases

Cardcore Flashcards

Subscriptions2
  • Premium7 Days trial$0.991 Month
  • Premium7 Days trial$9.991 Year
One-time1
  • Premium$19.99
None

Space Decks

No in-app purchases

Questions

Is Cardcore Flashcards free?
Cardcore Flashcards is free to download, with in-app purchases available.
Is Space Decks free?
Space Decks is free to download, with no in-app purchases.
Do Cardcore Flashcards or Space Decks have ads?
Neither Cardcore Flashcards nor Space Decks shows ads.
Which is updated more often, Cardcore Flashcards or Space Decks?
Cardcore Flashcards ships an update every 2 days, and Space Decks every 5 days. Most recently, Cardcore Flashcards was updated on October 10, 2026 and Space Decks on October 24, 2026.

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