About this app
・ Tap the “Create” button on the main screen. ・ Enter the name of the word book. Example: Japanese book ・ Enter the words you want to memorize on the front and back of the memorization card. Example: front [青空], back [blue sky] -You can enter as many pairs of words as you like with the arrow buttons below. ・ Back to the main screen. ・ Tap the "Use" button with the created word book selected. -Words on the front side are displayed, and you can see the words on the back side by tapping the "Turn" button. ・ Tap "Reverse" to reverse the front and back of all cards. ・ Tap “Shuffle” to randomize the card order when you move with the arrow buttons. ・ You can tap the star mark on the upper right to make it a landmark. (Tap the setting button at the top right of the main screen to rename or delete each word book.) Please contact the review section or DM here. https://twitter.com/corasck
Latest release
What’s New
Bug fixes and performance improvements.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 15, 2026 · 1:20 PM Free