アプリ

Turn Walks & Chores into Learning Time

Transform mundane time into meaningful moments

Learn by listening to learning content and web pages while walking or doing chores. Supports Japanese & English for efficient audio learning.

やましんアプリ

Main Features

Audio Learning Content

Listen to learning content summaries. Supports Japanese and English, allowing you to learn efficiently by comparing both languages.

Chrome Extension Integration

Scrape and save web pages you're browsing to our server. Listen to saved content as audio anytime.

Data retention: 1 year

Pricing Plans

Basic

Free
  • Unlimited access to learning content (Textbook & Vocabulary)
  • Yamashin App (1 playlist only)
  • Chrome extension access
  • Scraped data storage (1 year)
  • Google high-quality TTS (pay-as-you-go)

Membership

$5/month
  • All Basic features
  • Yamashin App (unlimited playlists)

Text-to-Speech (TTS) Pricing

Pay-as-you-go

Google WaveNet/Neural2: $0.02 per 1000 characters (~$0.01-0.02/min)

* 1 min of audio ≒ ~300-500 characters

Safe Deposit Billing

$5–$1,000 flexible deposit range

Pay-as-you-go features automatically stop when credits run out, preventing unexpected charges.

Frequently Asked Questions

What payment methods are available?

We accept credit cards (VISA, Mastercard, AMEX, JCB). All payments are securely processed through Stripe.

Can I change or cancel my subscription anytime?

Yes, you can change or cancel anytime. Even after cancellation, you can continue using premium features until the end of your current billing period.

How long is scraped data stored?

Membership scraped data is stored for 1 year from the last update. Basic does not store scraped data.

Does deposit balance expire?

No, deposit balance never expires. Once added, your balance remains available until the service ends.

Download

Chrome Extension

Select and save text from your browser. Perfect for learning on PC.

Add to Chrome

App Store

For iPhone / iPad. Perfect for listening practice.

Coming Soon

Google Play

For Android. Perfect for learning on the go.

Coming Soon

Apps - Try Now

SaaS web services and mobile apps from Yamashin Research Lab.

View Apps