Showing 121–140 of 1,000 ranked alternatives.
Philipp Straub
Learn , symbols, and relationships
Learn through an adaptive spaced repetition system that adjusts review intervals based on recall performance. Study symbols, names, and periodic table relationships with structured lessons.
David Arthur
Practice vocabulary and conjugation anytime
Provides multiple-choice tests on vocabulary and verb conjugation. Users answer questions and receive immediate feedback. Tests include 200 levels with 10 words each and cumulative levels for reinforcement.
Aleksei Khaliapin
Text and detect AI content
Converts AI-generated text into natural, human-like writing. Detects whether content is written by AI or a human. Allows users to refine text for clarity and authenticity.
Jernung, LLC
Learn words through space-themed games
Learn vocabulary through space-themed games and interactive flashcards. Study words with text, audio, and visual icons. Practice across categories like numbers, colors, and daily activities. Test knowledge with quizzes and track progress over time.
Wuhan Xing Ren An Technology Co., Ltd.
Learn words with images and memory codes
Learn vocabulary through encoded memory techniques, visual associations, and humorous illustrations. Track progress with T-Repetition algorithm based on forgetting curve. Explore word roots and prefixes for deeper understanding.
Dalian Xuewujing Software Co., Ltd
Learn characters with pictures and handwriting support
Learn characters through visual association and interactive writing. Practice handwriting with real-time feedback. Complete themed missions and games. Review vocabulary with spaced repetition. Access over 3000 words offline.
Glindemann, Sennoun, Langer GbR
Explore functions and their inverses
Explore exponential and logarithmic functions as inverses. Create and analyze inverse functions step by step. View graphs and significant properties. Adjust parameters to observe changes in graph shape and position.
Yangdong Liao
Study , take quizzes, track progress
Learn GRE with spaced repetition to improve retention. Review 1800 essential words with adaptive intervals. Take 180 quizzes to test knowledge. Track progress with detailed statistics and performance analysis.
Behzad Dogahe
Calculate, graph, and analyze data
Calculator++ displays expressions in real-time and maintains a calculation history. It supports fraction operations, unit conversions, and advanced functions. Users can graph equations and perform complex calculations.
Anton Lovchikov
Learn words, adjust intervals, review cards
Learn vocabulary through spaced repetition. Add custom cards with words, phrases, or sentences. Adjust training intervals and choose languages from 256 options. Practice foreign or native languages. Review cards based on performance and retention.
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