Best Scalius alternatives: apps like Scalius

P&ID

Piping Instrumentation Diagram

Free

Master the art of reading and interpreting Piping and Instrumentation Diagrams (P&IDs) with this engaging trivia quiz. Test your knowledge of P&ID symbols and their applications through interactive quizzes with detailed explanations and real-world examples. Learn at your own pace with multiple difficulty levels and offline mode.

Industrial Automation

Master PLC, SCADA, HMI Systems

Free

Test your knowledge of industrial automation with a comprehensive quiz app. It offers thousands of questions across various topics, multiple difficulty levels, and timed challenges with instant feedback and progress tracking.

AR Sketch: Drawing Trace Paint

Draw on Paper: Photo Projector

Free

Transform your phone into a drawing assistant that overlays a sketch onto your live camera view. Trace directly onto paper with over 2100 designs and guided AR lessons, perfect for beginners.

LogicGate: Circuit Simulator

Engineering Diagram & Flipflop

Free

Design, simulate, and analyze digital logic circuits with a comprehensive suite of tools. Explore sequential circuits, view signal waveforms, and generate truth tables. Save and organize your projects for offline access.

Logic-Gate-Design

Design Simulate Solve Simplify

Free

Design, simulate, and simplify logic gate networks. Generate truth tables, minimized boolean expressions, and waveforms. This app is ideal for students and engineers to explore digital logic.

Nahuatl With Axolotl

Nahuatl Flashcards with audio

Free

Learn basic Nahuatl vocabulary with visually engaging flashcards. Explore themed decks featuring images, Nahuatl words, English/Spanish translations, and audio pronunciations. This distraction-free app is safe for children and ideal for students, educators, and heritage speakers.