AlgoBubbles vs PhysicsCalc

Algorithms become easier when you can see every step. AlgoBubbles turns 33 computer-science algorithms into clear, interactive animations. Move forward or backward one step at a time, play the full sequence, and understand what each comparison, swap, or graph visit means. LEARN WITH CONTEXT • Compare best, average, and worst-case time complexity • See space complexity and practical use cases • Read clear explanations for every animation step • View implementation code in Swift, Python, and JavaScript BUILD REAL PROGRESS • Search the full algorithm catalog • Track completion by category and across the app • Learn through Arabic or English with full RTL support • Start with a short, value-first onboarding guide • Continue learning offline without creating an account EXPLORE 33 ALGORITHMS Sorting, searching, graph traversal and shortest paths, data structures, string matching, dynamic programming, cryptography, and divide-and-conquer techniques. Four algorithms are free. A single optional premium purchase unlocks the remaining 29 algorithms and removes ads—no subscription. Download AlgoBubbles and turn abstract algorithms into visible, understandable steps.

PhysicsCalculator is your pocket physics assistant. 126 formulas across 6 sections: mechanics, thermodynamics, electromagnetism, optics, oscillations & waves, and modern physics. FREE: • 56+ formulas — 2 from each subsection • Smart calculation — select the unknown variable, enter the rest, get instant results • Step-by-step solutions — detailed breakdown of every calculation • Unit converter — 13 categories, 80+ units of measurement • Physical constants — speed of light, Planck's constant, and more • History — all your calculations at your fingertips • 6 languages — English, Russian, German, Spanish, French, Chinese • Dark mode — comfortable work in any environment PREMIUM — ONE-TIME PURCHASE: • All 126 formulas — from high school to university level • Dependency graphs — visualize how one quantity depends on another • Error calculator — error propagation using partial derivatives • Favorites — save important calculations • PDF export — share your results PHYSICS SECTIONS: ▸ Mechanics — kinematics, dynamics, conservation laws, statics ▸ Thermodynamics — gas laws, heat transfer, molecular physics ▸ Electromagnetism — Coulomb's law, Ohm's law, electromagnetic induction ▸ Optics — refraction, lenses, diffraction ▸ Oscillations & Waves — pendulum, wave equation, sound ▸ Modern Physics — photoelectric effect, atomic physics, nuclear reactions The app is fully offline — no internet required, no data collected. Perfect for students, teachers, and physics enthusiasts.