App Intel

HayaiLearn: Learn Japanese

LiveHayaiLearn1 app · 11.7K installsEducationFreeIn-app purchases: $12.99 - $184.99 per itemcom.hayailearn.app

AI-powered Japanese Language Learning with Youtube & Roleplay Chat

Alert me★ WatchOpen in Play ↗
Total installs
11,668
exact · Play shows 10,000+
Installs / day
0
since last crawl
Rating
4.6★
1.2K ratings · 5 reviews
Released
19 May 2026
5mo ago
Last update
6 Oct 2026
v2.0.17 · 6d ago
Countries
—
not checked yet

Install history

exact counter from Google Play
11.4K13.5K15.7K17.8K20K11 Oct12 Oct12 Oct
11.4K13.5K15.7K17.8K20K11 Oct12 Oct12 Oct

Installs per day · last 90 days

Not enough history yet — check back tomorrow

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • No data shared with third parties
  • Collects data Location, Personal info and 2 others
  • Data is encrypted in transit
  • You can ask for your data to be deleted

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

17 in 6 groups
7 Sensitive3 Notable7 Routine

What this app can do with your phone

  • Use your camera to take photos and record videos
  • Record sound using your phone's microphone
  • Read photos, videos, and other files saved in your phone's shared storage
  • Add, change or delete photos, videos and other files in your phone's storage
  • Show its own windows or bubbles on top of other apps you are using
Photos/Media/FilesSensitive2

Access to photos, videos, music and other files stored on your device

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
  • Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE
StorageSensitive2

Access to files, photos and media saved on your phone's storage

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
  • Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE
CameraSensitive1

Access to your camera to take photos and record video

  • Use your camera to take photos and record videostake pictures and videos · CAMERA
MicrophoneSensitive1

Access to your phone's microphone to record sound

  • Record sound using your phone's microphonerecord audio · RECORD_AUDIO
Wi-Fi connection informationRoutine1

Access to details about Wi-Fi networks your device sees or uses

  • See whether Wi-Fi is on and details of the network you are connected toview Wi-Fi connections · ACCESS_WIFI_STATE
OtherSensitive10

Access to miscellaneous device features that don't fit other categories

  • Show its own windows or bubbles on top of other apps you are usingdraw over other apps · SYSTEM_ALERT_WINDOW
  • Change volume and choose which speaker or headset plays soundchange your audio settings · MODIFY_AUDIO_SETTINGS
  • Start itself automatically as soon as your phone finishes turning onrun at startup · RECEIVE_BOOT_COMPLETED
  • Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Make your phone vibratecontrol vibration · VIBRATE
  • Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE
  • Read Google service settings stored on your deviceread Google service configuration · com.google.android.providers.gsf.permission.READ_GSERVICES
  • Receive push messages sent from the app's servers over the internetreceive data from Internet · com.google.android.c2dm.permission.RECEIVE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description
Learn Japanese the way you'll actually stick with - by watching the YouTube content you already love. HayaiLearn ("hayai" means fast) turns any Japanese video into an interactive lesson with AI-powered subtitles, instant contextual translations, and real speaking practice. Immersion in easy mode. Most learners quit because they feel overwhelmed, short on time, or have nowhere to practice. HayaiLearn fixes all three: enjoyable content keeps you motivated, bite-sized study fits any schedule, and an AI conversation partner gives you unlimited practice. Learn from videos you enjoy 20,000+ Japanese videos, plus import any YouTube video yourself Every video graded 1-10 by difficulty, so you always find content at your level A personalized feed that surfaces what's most comprehensible to you right now AI that makes hard content easy Fully AI-parsed subtitles - far more accurate for slang and casual speech Tap any word for the meaning that fits this sentence, not a wall of definitions One-tap AI explanations break down grammar and sentence patterns on demand Actually speak the language Roleplay conversations built around the exact words and grammar you're learning The AI voices the scene, listens to your reply, and gives instant, explainable feedback Shadowing and pronunciation grading to sharpen your accent Remember what you learn Smart spaced-repetition Review for reading and listening, grounded in real clips Flashcard or multiple-choice, drilled in the context you first saw the word Frequency-based vocabulary lists with JLPT N5-N1 filters Track real progress XP across all four skills - Reading, Listening, Writing, Speaking Level up, build daily streaks, and watch words go from "just started" to "mastered" Mine and save sentences, organize videos into albums, and study your way Built for the full journey Input builds comprehension. Output builds fluency. HayaiLearn is the only tool that covers both - turning the shows you love into the fastest path to speaking Japanese. A paid subscription is required to access content and features. You can start with a free 7-day trial; cancel anytime. Terms of Use: https://www.hayailearn.com/company/terms-of-service Privacy Policy: https://www.hayailearn.com/company/privacy-policy

What's new

bug fixes with roleplay and improve UI layout

Growing in Education

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