Identify and appraise stamps using image recognition. View details like origin, issue date, denomination, and market . Access educational resources and compare information for informed collecting decisions.
Create colorful drawings by following lines and customizing colors. Replay sessions and repeat actions. Generate unique images each time by redrawing. Add sounds and movements with interactive buttons.
Identify plants, flowers, fruits, and trees by taking photos. Use free, unlimited snaps for instant recognition. Access detailed information about identified species. Share results with others.
Memorize digits with customizable Piems and voice recitation. Track progress with performance stats and sound effects. Reverse digit order for practice. Compete with friends via Center. Set high scores and challenge others.
By tapping highlighted keys to follow along songs. Access over 1,000 free songs for beginners and advanced players. Create and save original compositions. Adjust tempo and volume settings. Share songs via social media.
Convert currencies instantly with real-time exchange rates displayed on one screen. Receive push notifications for updated rates. Add widgets to lock screen (iOS 16+) and home screen (iOS 14+). Exchange rates are automatically updated.
Learn arithmetic operations through interactive lessons and -based challenges. Choose a character to guide through levels. Track progress with daily practice and receive feedback on performance.
Calculate payments by entering balance and interest rate. Choose between monthly calculation or desired payoff timeframe. Provide estimated monthly payments and payoff timelines based on input.
Prepare for the exam with tests and a personalized study plan. Review subjects like math, English, and science. Track progress and identify weak areas. Access study materials and take timed quizzes. Submit answers and receive instant feedback.
Measure angles by placing the device on the desired surface and adjusting two lines to align with the angle's sides. Display degrees in real time without needing photos or overhead placement.
Take practice exams with 1200+ questions designed by instructors and tutors. Select different types. Track performance metrics and identify areas for improvement. Access updated study plans and analytics for the 2026 NABP blueprint.
Organize monthly finances by creating custom budgets and tracking income and expenses. Add transactions easily and balance spending. Learn saving techniques and manage personal finance effectively.
Take practice tests in English, Math, Science, and Reading. Select topics for focused study. Complete 1200+ questions and review detailed statistics to identify strengths and weaknesses. Track progress and adjust study plans accordingly.
Create a personalized study plan based on skill level and exam choice. Access practice questions, review materials, and track progress. Prepare for AWS certifications including Cloud Practitioner and Advanced Networking Specialty exams.
Read and interact books featuring playable diagrams. Explore opening theory through monthly periodicals. Purchase eBooks via in- store. Play through book lines or create your own moves. Sync board for real-time analysis.
Convert PDF documents to audio by reading text . Choose from 40 languages and different voices. Share files via iTunes between computer and device. Supports text-to-speech functionality for iPhone, iPod Touch, and iPad.