Comparison

* FlashCards * vs Deckstreak

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

Head to head
About

* FlashCards *

This smart flashcard app uses scientifically proven spaced repetition to help you learn and retain information. It offers multiple algorithms, customizable study modes, and the ability to attach various media to your cards. Share and discover card decks with a global community.

Highlights
  • Eight spaced repetition algorithms
  • Attach images, audio, and files to cards
  • Text-to-speech in 10 languages
  • Share and import card boxes
  • Multiple study modes
  • Learning streak and progress charts
  • iCloud sync
Features
Read full description

Learning that actually sticks. FlashCards is the smart flashcard app for iPhone, iPad, and Mac. It shows you each card just before you would forget it – thanks to proven spaced repetition. 8 Algorithms. Your Rhythm. FlashCards is the only app that offers eight spaced repetition algorithms: • FSRS – The most advanced algorithm, dynamically calculating stability and difficulty per card; in two versions: the new FSRS 6 with a personalized forgetting curve (default) and 4.5 • ACT-R – Cognitively grounded model: schedules reviews using the power law of forgetting, adapted per card • Anki – Refined SM-2 variant with four rating buttons and per-card easiness factor • Bayesian – Probability-based optimization for maximum efficiency • SM-2 – The proven SuperMemo classic • Leitner System – The classic card box method, digitally reimagined • 6-Phases – Progressive intervals from same-day to 90 days • Flat – Simple: 10 correct answers in a row = learned Choose the algorithm per card box individually – switch anytime. Flashcards • Front, back, and optional notes side • Attach images and files, record pronunciation directly • Tag cards and browse tags across all boxes • Mathematical formulas in LaTeX notation • IPA phonetics and text-to-speech in 39 languages • Make a card from any app: share text, a link, or an image Share & Discover • Share card boxes directly from the app via link • Search the built-in catalog and import ready-made boxes with a single tap • Updates for imported boxes • Import your existing Anki decks (.apkg) • Import vocabulary lists from CSV Training • Four study modes: Classic, Multiple Choice, Speak & Repeat, and Type the Answer (the last three Pro) • Configurable session size, study direction, and training source • Learning status per side: learn recognizing and recalling separately • Cram mode (Pro): work through a whole box before an exam – without changing your review schedule • Pause cards by hand or automatically after repeated mistakes – level and history kept • Undo your last rating, resume an interrupted session Statistics & Sync • Learning streak with streak freeze, year-long heatmap, progress charts, and per-card history • Study mode usage breakdown and retention rate per algorithm • Learning Insights: forecast, memory strength by deck, best time to study, cards that are stuck (Pro) • Home Screen and Lock Screen widgets (Pro) and daily reminders • Siri, Shortcuts, and Control Center: start training, ask for due cards • Spotlight search: find your flashcards system-wide • Three themes: Azur Blue, Rose, and Classic • iCloud sync across iPhone, iPad, and Mac Who is FlashCards for? • Students & Pupils – Vocabulary, formulas, definitions • Language Learners – Pronunciation, IPA, and native voices • Professionals – Jargon and certifications Start Free. Go Pro When You're Ready. Free: • Full learning functionality without restrictions • All 8 algorithms • iCloud synchronization • Share card boxes and import from the catalog FlashCards Pro: • No ads • Multiple Choice, Speak & Repeat, and Type the Answer study modes • Cram mode for exam preparation • Practice a tag across all card boxes • Refresh learned cards to check what really stuck • Learning Insights • FSRS optimization: fit the algorithm weights to your own review history • Streak freeze to rescue a missed day • Auto-play text-to-speech during practice • Daily repetitions goal with history chart • Statistics charts per card • Reset or filter cards by learning status • Home Screen and Lock Screen widgets • Export data • Backup & Restore, also daily, automatic and encrypted • Flexible pricing: monthly, yearly, or one-time purchase (Lifetime) Learn smarter. Remember more. Start today. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://80h.de/flash-cards/privacy.html

About

Deckstreak

A native flashcard app for iPhone and iPad that allows users to import existing decks and study using a spaced repetition system. It supports offline review with local media and offers tools for card creation, editing, and progress tracking.

Highlights
  • Import .apkg deck packages
  • FSRS spaced repetition study
  • Offline review with local media
  • Rich text card creation and editing
  • Browse and search cards
  • Track study progress and streaks
  • Home Screen widgets and reminders
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

* FlashCards *4 screens
Deckstreak4 screens

Verdict

The call

The clearest difference is review sentiment: * FlashCards * at 100% against Deckstreak's 0%. * FlashCards * also leads on device support (3 vs 1). Deckstreak's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence 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 * sells 3 in-app purchases, starting at $1.99 per month and Deckstreak sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 9 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard5 real differences · 5 level
* FlashCards * versus Deckstreak: the parameters behind the verdict, then further details
Parameter* FlashCards *Deckstreak
PriceFreeFree
Rating—3.5 (2 ratings) — better
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 9 daysEvery 9 days
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, Mac — betteriPhone
Requires iOS18.616.0 — better
Further details — not scored
Size31 MB16 MB
Age rating9+4+
DeveloperSebastian EgbersTimothy Krechel

Customer experience

* FlashCards *

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

3 purchases

* FlashCards *

Subscriptions2
  • Monthly subscription$1.991 Month
  • Yearly subscription14 Days trial$12.991 Year
One-time1
  • Lifetime Pro$49.99
1 purchases

Deckstreak

One-time1
  • Deckstreak Pro$6.99

Questions

Is * FlashCards * free?
* FlashCards * is free to download, with in-app purchases available.
Is Deckstreak free?
Deckstreak is free to download, with in-app purchases available.
Do * FlashCards * or Deckstreak have ads?
* FlashCards * shows ads; Deckstreak does not.
Which is updated more often, * FlashCards * or Deckstreak?
* FlashCards * ships an update every 9 days, and Deckstreak every 9 days. Most recently, * FlashCards * was updated on October 30, 2026 and Deckstreak on November 5, 2026.

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