Comparison

Audio Flash vs Kioki

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

Head to head
About

Audio Flash

This app offers a hands-free, audio-only flashcard experience for efficient studying. It supports Anki imports, spaced repetition, and voice recognition for answering. Ideal for learning languages, medical terms, or vocabulary without screen time.

Highlights
  • Hands-free audio flashcards
  • Anki deck import
  • Spaced repetition (FSRS)
  • Voice recognition for answers
  • Text-to-speech for flashcards
  • Screen-free learning
Features
Read full description

Audio Flash transforms you studying with hands-free, audio-only flashcards. Study while walking, exercising, or doing household tasks - no screen required. KEY FEATURES: Anki Import - Convert existing Anki decks instantly Spaced Repetition - FSRS algorithm optimizes your review schedule Voice Recognition - Speak your answers for instant feedback Text-to-Speech - Natural audio for all your flashcards Screen-Free Learning - Study anywhere, anytime Perfect for language learning, medical studies, vocabulary building, and any subject where you want to maximize study time without eye strain. Whether you're taking a walk, at the gym, or doing chores, Audio Flash lets you learn continuously. Transform everyday activities into productive study sessions with audio flashcards that work the way your brain does. Enjoy studying your first deck for free. Upgrade to the Essential plan to study up to 5 decks on your device. Upgrade to Unlimited to enjoy endless studying. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Kioki

Master vocabulary and real-world expressions for conversations and exams. Create flashcards from notes, PDFs, or images, or use ready-made decks. Features spaced repetition for long-term memory and progress tracking across devices.

Highlights
  • Create flashcards from notes, PDFs, and images
  • Spaced repetition for long-term memory
  • Ready-made decks for quick start
  • Progress tracking and study routine building
  • Seamless sync across iOS and web
  • Import decks from various file formats
  • AI-powered deck creation
Features
Read full description

Master the vocabulary and real phrases you'll actually use — in conversations, on your trip, and on exam day. Flashcards are how you get there: start with ready-made decks for travel, small talk, and more, or turn your own notes, photos, and PDFs into decks with AI. Then spaced repetition makes every card stick long-term. Study your way: flip through your cards, test what you studied with quizzes, practice & score your pronunciation, or review hands-free with Listen Mode on your commute. Track your streak, hit your daily goal, and pick up right where you left off on iOS or web. ---------- Why Kioki Real phrases for real conversations — learn the language people actually speak Learn Spanish, Korean, French, Japanese, and more Ready-made decks by situation: Travel, Small Talk, Food & Dining, Real Conversation, and more Spaced repetition that makes it stick long-term Quiz Mode: test what you studied Speaking Practice: say any card out loud and get an instant pronunciation score Listen Mode: hands-free review for commutes, workouts, and flights Cards with images and native audio AI flashcards from notes, photos, and PDFs — build a deck in seconds Import existing decks from TXT, CSV, APKG, and ANKI2 Share any deck with a link — friends can study it instantly, on web or in the app Daily goals and streaks to keep you consistent Seamless sync across iOS and web ---------- Pro Features Unlimited AI deck creation: Turn notes, text, or documents into full flashcard decks instantly PDF to flashcards: Upload PDFs and convert them into study material in seconds File import: Create decks from documents without manual editing Unlimited pronunciation checks: Practice speaking as much as you want ---------- Built for real learning Focus on vocabulary and expressions used in real conversations Prepare for language exams (TOPIK and more) or improve your speaking with instant pronunciation feedback Organize decks by topic, level, or goal Review with spaced repetition designed for long-term memory ---------- Stay consistent Build a daily study habit, track your progress, and stay on top of your learning goals with a simple, focused interface. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Audio Flash4 screens
Kioki4 screens

Verdict

The call

The clearest difference is review sentiment: Audio Flash at 100% against Kioki's 0%. Audio Flash also leads on ads (none vs shown) and rating (5.0 vs 4.8). Kioki's advantage is ratings volume (26 vs 6) and iOS requirement (15.1 vs 18.0). On price, update cadence, in-app purchases and monetization model 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. Audio Flash sells 2 in-app purchases, starting at $0.99 per month and Kioki sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Audio Flash holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 6 and 26 respectively. Written reviews point the same way: 100% of Audio Flash's written reviews are positive against 0% of Kioki's.

UpkeepUpdate frequency

Audio Flash ships an update every 10 days, Kioki every 6 days. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

Scorecard5 real differences · 5 level
Audio Flash versus Kioki: the parameters behind the verdict, then further details
ParameterAudio FlashKioki
PriceFreeFree
Rating5.0 (6 ratings) — better4.8 (26 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings626 — better
Update frequencyEvery 10 daysEvery 6 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.1 — better
Further details — not scored
Size5 MB52 MB
Age rating4+4+
DeveloperTim CronshawLucidcraft Studio, Inc.

Customer experience

Audio Flash

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Kioki

All ratings26 ratings
Positive96.2%
Neutral3.8%
Negative0.0%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

In-app purchases

2 purchases

Audio Flash

Subscriptions2
  • Essential Access$0.991 Month
  • Unlimited Access$1.991 Month
2 purchases

Kioki

Subscriptions2
  • Kioki Premium7 Days trial$9.991 Month
  • Kioki Premium - Yearly7 Days trial$39.991 Year

Questions

Is Audio Flash free?
Audio Flash is free to download, with in-app purchases available.
Is Kioki free?
Kioki is free to download, with in-app purchases available.
Which has better reviews, Audio Flash or Kioki?
Audio Flash is rated higher. Audio Flash averages 5.0 out of 5 from 6 ratings, while Kioki averages 4.8 from 26 ratings.
Do Audio Flash or Kioki have ads?
Kioki shows ads; Audio Flash does not.
Which is updated more often, Audio Flash or Kioki?
Audio Flash ships an update every 10 days, and Kioki every 6 days. Most recently, Audio Flash was updated on September 21, 2026 and Kioki on September 10, 2026.

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