Enable push-to-talk communications on Apple devices. Make 1-to-1 and group calls. Control calls via touchscreen. with devices. Manage call settings and permissions.
Access new concept 1-4 textbook content with English and Chinese explanations. Listen to audio and video lessons. Use a three-step memory method for vocabulary. View notes from renowned tutors. Look up words with example sentences.
Track currency exchange rates and monitor key currencies. View real-time data and historical trends. Set price alerts and receive notifications. Share currency information via social media or messaging.
View real-time高铁 train positions and schedules across China. Search for routes and stations. Sort results by departure and arrival times. Access offline train data. Customize map zoom and set train themes. Remove ads with VIP subscription.
Edit PDFs with text, image, and layout modifications. Read with AI summaries, highlights, and customizable themes. Annotate using highlights, notes, and sketches. Fill and sign forms interactively. Convert PDFs to Word, Excel, PPT, images, and TXT.
The app uses the forgetting curve theory for review, ensuring vocabulary is retained. It offers over 100 types of English vocabulary and conversation materials, with unique image-based learning to aid memorization.
A calendar that displays lunar and solar calendars, festivals, and auspicious dates. Users can mark important events, set reminders, and view weather forecasts. Syncs data across devices to prevent loss.