Based on the user reviews, here are three pros and cons of the app: **Pros:** 1. "Love the simplicity and easy-to-use interface, even for those new to Japanese language learning." 2. "The flashcards and vocabulary builder are super helpful for me to improve my Japanese vocabulary." 3. "The app is very effective in helping me remember Japanese words and phrases with its spaced repetition." **Cons:** 1. "Some translations are inaccurate, making it difficult to learn from the app's example sentences." 2. "Lack of audio pronunciation guides makes it hard for me to learn correct Japanese pronunciation." 3. "Not enough exercises or interactive features to keep the learning experience engaging and challenging." Note: The pros and cons are based on a general summary of the user reviews and may not reflect the opinions of every user.