Showing 21–40 of 1,000 ranked alternatives.
Andrei Nistorescu
Explore celestial bodies and space missions
Explore the universe with 3D models of and . Navigate through space to view celestial objects. Access detailed information about galaxies, , and planetary systems. Zoom in on celestial bodies and learn about their characteristics.
Debbrata Das
Practice questions and track progress
Practice AFQT and full tests with 2000+ exam-like questions. Cover all test sections. Track progress with prediction tests. Prepare for army, navy, air force, marine, and coast guard entrance exams.
Anthony Foster
Build logic circuits and test designs
Learn boolean algebra and digital circuit concepts through interactive logic gate puzzles. Build and test circuits using AND, OR, XOR gates, and other components. Unlock advanced elements and create custom circuits in Playground Mode.
Amran AlQasmi
Design circuits with logic gates
Create circuits using logic gates and basic building blocks. Wire components on a flexible plane. Simulate real-time behavior. Learn fundamental concepts of engineering and computer science.
HEYLINGO OU
Chat with AI tutors in real-time
Learn languages through interactive lessons and real-time conversations with AI tutors. Practice speaking with role-play scenarios involving police officers, taxi drivers, and pharmacists.
Andreas Goebel
Learn with , grammar, and chat
Learn with a , grammar guide, translator, and interactive games. Practice with examples, inflection tables, and AI exercises. Translate instantly between 34 languages and . View clear meanings with usage tips.
Ayoub Ouhoummane
Read and listen to duaas
Read and listen to over 300 Islamic duaas with progress counters. Track reading history and reset counters at midnight. Set custom reminders for . View prayer times, Hijri date, and qibla direction.
V PUGAZHENTHI
Calculate voltage, current, and resistance
Calculate values using resistor color codes, voltage, current, and resistance formulas. Perform impedance and RLC circuit analysis. Input values to get accurate results for engineering, wiring, and circuit design tasks.
Sumon Ahmed
Learn names of objects with interactive
Learn basic letters and numbers through interactive . Identify and match shapes, colors, and objects. Explore categories like animals, vehicles, and body parts. Practice pronunciation and memory with visual aids.
tomokazu murase
Study words, test knowledge, review mistakes
Learn vocabulary through with memorization tests and review of incorrect answers. Select from multiple languages including English, Japanese, Korean, Chinese, Portuguese, German, and others.
V PUGAZHENTHI
Calculate values instantly
Provides tools for and electronics calculations. Users can compute resistance, voltage, current, and power. Includes resistor color code conversion and voltage drop calculations aligned with NEC/IEEE standards. Supports USCS and SI units.
Marcus Roskosch
Edit schematics, calculate values, and test circuits
Manage components with a database of resistors, capacitors, and diodes. Calculate circuit values using Ohm’s Law and power formulas. Access schematics, datasheets, and component symbols. Convert units and view component ratings.
Andreas Goebel
Learn with examples and conjugation tables
Learn with conjugation tables, grammar explanations, and example sentences. Translate between 34 languages and . Practice with AI-driven exercises, chat features, and vocabulary games.
FreshBizOpps, LLC
Simulate circuits and analyze signals
Simulate electronic circuits with engine and virtual instruments. Add components to a breadboard and connect them. Analyze signals using oscilloscope and logic analyzer. Export simulation data. Create or customize electronic parts.
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