Comparison

byHeart vs aitango

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

Head to head
About

byHeart

Master any subject with an AI-powered study tool that creates personalized flashcards from text or images. Embrace microlearning with short, frequent sessions and track your progress with motivational insights. The app intelligently manages your study schedule for long-term retention.

Highlights
  • AI-powered content creation
  • Flashcards from text or images
  • Seamless content sharing
  • Microlearning sessions
  • Intelligent study algorithm
  • Motivational progress insights
Features
Read full description

Master any subject with a learning app that adapts to your content. Whether you're tackling languages, medical terminology, history facts, or any other topic, byHeart helps you achieve long-term retention of your study materials. AI-Powered Content Creation Create flashcards from text or images in seconds. Simply snap a picture of your textbook and generate personalized study materials with just a few taps. Seamless Content Sharing Share your flashcards effortlessly with friends or students in just a few taps. Embrace Microlearning Unlock powerful learning with short, frequent study sessions. It's proven to be far more effective than last-minute cramming. Whether you're commuting, waiting in line, or catching a break, even two-minute sessions contribute significantly to your success. Intuitively Simple, Exceptionally Smart Experience an incredibly easy-to-use interface powered by a sophisticated algorithm. Forget worrying about your next repetition or which cards need more attention. Our science-backed algorithm intelligently manages it all for you. Motivational Progress Insights Gain precise insights that motivate you and visualize your progress over time, including tracking your study streaks.

About

aitango

Features
Read full description

"aitango" is an innovative learning app where AI fully automates the tedious process of creating vocabulary lists. Simply take a photo of anything – textbooks, handwritten notes, websites, etc. – with your camera. AI recognizes the text and instantly creates your own original vocabulary book. Furthermore, AI automatically generates quizzes and typing games from your vocabulary book. Combined with the text-to-speech function, it's perfect for listening practice. You can enjoy memorizing efficiently and have fun as if you're playing a game. [Key Features] AI Vocabulary Book Creation: Simply by taking a photo, AI reads the characters from the image and creates a vocabulary book. It supports not only printed materials but also handwritten text. AI Quiz Generation: Based on the created vocabulary book, AI automatically generates multiple-choice quizzes and typing games. This powerfully supports the retention of your knowledge. Text-to-Speech: Plays registered words and example sentences with natural-sounding voices. Useful for improving listening skills and confirming pronunciation. Learning Progress Management: Visualizes your learning records with calendars and graphs. You can see your daily study volume and progress at a glance, allowing you to study systematically while maintaining motivation. Import Function: Supports CSV and XML files. You can import word lists created on your PC or data from other apps all at once. [Supported Languages] Japanese, English, Chinese (Simplified), Chinese (Traditional - Hong Kong/Taiwan), Korean, Spanish, French, German, Russian, Portuguese, Italian, Dutch, Polish, Turkish, Swedish, Thai, Vietnamese, Indonesian, Hindi, Arabic [Recommended Uses] Quickly create vocabulary lists for test ranges by photographing thick textbooks and reference books. Register unknown words on the spot while reading overseas news sites or your favorite foreign books. Easily create vocabulary lists from difficult texts filled with specialized terms just by taking a picture. No more spending time on tedious vocabulary list creation. With "AI Vocabulary Book," take your learning to the next level. Start your future learning experience now!

Screenshots

byHeart4 screens
aitango4 screens

Verdict

The call

The clearest difference is in-app purchases: aitango at none against byHeart's 7. aitango also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads 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. byHeart sells 7 one-off in-app purchases. aitango asks for nothing beyond the download.

UpkeepUpdate frequency

byHeart ships an update every 3 weeks, aitango fortnightly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
byHeart versus aitango: the parameters behind the verdict, then further details
ParameterbyHeartaitango
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.013.0 — better
Further details — not scored
Size72 MB160 MB
Age rating4+17+
DeveloperJan LenartowskiTeppei Yamazaki

In-app purchases

7 purchases

byHeart

One-time7
  • Package Start (40 tokens)$0.99
  • Course$1.99
  • Package Core (100 tokens)$1.99
Show 4 more
  • Course$2.99
  • Course$3.99
  • Package Pro (220 tokens)$3.99
  • Course$4.99
None

aitango

No in-app purchases

Questions

Is byHeart free?
byHeart is free to download, with in-app purchases available.
Is aitango free?
aitango is free to download, with no in-app purchases.
Do byHeart or aitango have ads?
Neither byHeart nor aitango shows ads.
Which is updated more often, byHeart or aitango?
byHeart ships an update every 3 weeks, and aitango fortnightly. Most recently, byHeart was updated on November 4, 2026 and aitango on October 30, 2026.

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