MolecuLens vs Set Theory Basics

Explore molecules in 3D, learn chemistry faster, and generate shareable figures with help from AI. MolecuLens gives you access to 100M+ compounds from PubChem. Search by name, SMILES, formula, or even draw — then explore interactive 2D/3D structures in seconds. VISUALIZE & EXPLORE • Interactive 2D and 3D molecular viewing • Highlight functional groups, rings, and key regions with Lens mode • Native support for transition metal complexes (11 metals, 5+ geometries) • Conformer generation for molecules without existing 3D structures AI-POWERED LEARNING • Generate guided molecular tours with AI narration • Create quizzes grounded in molecular analytics • Turn structures into stories for teaching and communication SEARCH ANY WAY YOU WANT • Common names: "caffeine", "aspirin", "glucose" • SMILES strings: paste any valid structure • Coordination notation: "[Fe(H2O)6]3+" • Chemical formulas and PubChem CIDs BUILT FOR EDUCATION Great for organic chemistry students, biochem learners, educators, and science communicators. Build intuition by interacting with structures — not memorizing them. MolecuLens PRO (Auto-Renewable Subscription) Pro unlocks premium features including: • 3D orbital overlays (HOMO, LUMO, electron density) • Unlimited AI-guided molecular tours • Custom interactive quiz generation • High-quality molecular diagram generation Free trial and pricing • 7-day free trial (where available) • Monthly: $4.99/month • Annual: $24.99/year Payment is charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription in Settings → Apple ID → Subscriptions. Privacy Policy: https://www.moleculens.com/privacy-policy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Set Theory Basics is an independent practice app for building confidence with core set theory ideas, notation, operations, relations, functions, proofs, and common reasoning traps. It is designed for students, self-learners, interview preparation, and anyone who wants focused review without account setup. Study across 160 questions organized by Fundamentals, Practical Skills, Common Pitfalls, and Advanced Concepts. Every question includes an explanation so you can learn from mistakes, not just count scores. - FSRS spaced-repetition intervals for smarter review - Weak-point heatmap to spot topics that need work - Daily challenge for consistent practice - Mock exams for timed review sessions - Offline practice with no login required - Clear explanations for every question Practice offline, no login required. Independent study app for Set Theory Basics practice. Not affiliated with, endorsed by, or sponsored by any company, certification body, exam operator, or vendor. All trademarks belong to their respective owners.