Comparison

Space Decks vs Deckstreak

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

Head to head
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.

About

Deckstreak

This app offers a focused flashcard review experience for iOS users, supporting offline access to decks and media. It utilizes FSRS spaced repetition for efficient learning and allows for card creation and editing with rich media. A one-time purchase unlocks advanced features like listen mode and detailed statistics.

Highlights
  • Import .apkg deck packages
  • FSRS spaced repetition
  • Offline media support
  • Rich text card creation
  • Daily goal tracking
  • Streak visibility
  • Listen mode
Features
Read full description

Deckstreak is a native flashcard app for iPhone, built for people who already have decks and want a focused way to review them anywhere. Import .apkg deck packages, keep your media available offline, and study with FSRS spaced repetition. No subscription. No required account. Just open your deck and start reviewing. KEY FEATURES - Import .apkg deck packages from Files or the iOS share sheet, together with your study progress - Study with FSRS spaced repetition: tap a card to reveal it, then rate it with a button or a swipe - A clear daily goal for new cards that shows the cards left and how long they take - Review offline with local media, images, audio, HTML, cloze cards, and LaTeX support - Create and edit cards with rich text, tags, images, audio, and cloze helpers - Search both sides of every card, then edit, pause, or delete it - Keep your habit visible with a streak and daily reminders DECKSTREAK PRO (ONE-TIME PURCHASE) - Listen mode: cards read aloud and rated with your headphones, the lock screen, or your car's controls. Your first session is free - Statistics: retention, streaks, review history, and upcoming workload - Home Screen widgets with your due cards and streak - Automatic backup of your collection and media to your own iCloud Importing, studying, creating, and editing cards stay free. Deckstreak is designed for language learners, medical students, certification prep, and anyone who studies from large flashcard decks on iOS. PRIVACY Anonymous product analytics and optional in-app feedback help improve Deckstreak. No account, advertising, session replay, or personal identifiers are used. Your decks and review history stay on your device and, if you use backup, in your own iCloud.

Screenshots

Space Decks4 screens
Deckstreak4 screens

Verdict

The call

The clearest difference is review sentiment: Space Decks at 100% against Deckstreak's 0%. Space Decks also leads on rating (5.0 vs 3.5) and in-app purchases (none vs 1). On price, ratings volume, update cadence and ads 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. Deckstreak sells 1 one-off in-app purchase. Space Decks asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Space Decks holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of Space Decks's written reviews are positive against 0% of Deckstreak's.

UpkeepUpdate frequency

Space Decks ships an update every 5 days, Deckstreak every 4 days. The most recent releases landed on October 30, 2026 and November 11, 2026 respectively.

Scorecard5 real differences · 5 level
Space Decks versus Deckstreak: the parameters behind the verdict, then further details
ParameterSpace DecksDeckstreak
PriceFreeFree
Rating5.0 (1 ratings) — better3.5 (2 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings12 — better
Update frequencyEvery 5 daysEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone
Requires iOS17.616.0 — better
Further details — not scored
Size4 MB17 MB
Age rating4+4+
DeveloperDor PascalTimothy Krechel

Customer experience

Space Decks

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Deckstreak

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews2 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

Space Decks

No in-app purchases

1 purchases

Deckstreak

One-time1
  • Deckstreak Pro$6.99

Questions

Is Space Decks free?
Space Decks is free to download, with no in-app purchases.
Is Deckstreak free?
Deckstreak is free to download, with in-app purchases available.
Which has better reviews, Space Decks or Deckstreak?
Space Decks is rated higher. Space Decks averages 5.0 out of 5 from 1 ratings, while Deckstreak averages 3.5 from 2 ratings.
Do Space Decks or Deckstreak have ads?
Neither Space Decks nor Deckstreak shows ads.
Which is updated more often, Space Decks or Deckstreak?
Space Decks ships an update every 5 days, and Deckstreak every 4 days. Most recently, Space Decks was updated on October 30, 2026 and Deckstreak on November 11, 2026.

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