pH Lab vs Nounly

pH Lab is an interactive virtual chemistry lab for iPhone and iPad that helps you understand acids, bases, and the pH scale through hands-on simulation. Key Features • Real-time pH Simulator: Select chemicals, adjust concentration and volume, and mix solutions to see pH updates instantly. • Visual pH Feedback: Watch indicator-like color changes and follow a full 0–14 pH scale. • Beginner + Advanced Modes: Start simple, then explore deeper with more calculation-focused learning. • Structured Lessons: Learn from core pH concepts to neutralization, buffers, and real-world applications. • Quizzes with Explanations: Test your understanding and review clear answer explanations. • Daily & Advanced Challenges: Complete targets, earn stars, and build your chemistry streak. • Substance Library: Browse chemicals with formulas, pH values, use cases, and safety notes. Great For • Middle school, high school, and university students • Science teachers and tutors • Self-learners who want a visual, interactive way to study chemistry Premium (One-Time Purchase) • Unlock all chemicals • Unlock all lessons, quizzes, and challenges • Access titration mode and saved experiments • Remove all ads Disclaimer: pH Lab is an educational tool and is not a substitute for real laboratory safety training.` - What’s New (v1.0): `Welcome to pH Lab 1.0! • Launch of the interactive pH simulation lab • Added lessons, quizzes, and daily challenges • Introduced one-time Premium unlock for all features

Learn a new language the way you actually remember things: by seeing them. Point your camera at any object — a cup, a street sign, your dog — and Nounly instantly turns it into a personal vocabulary card. Our AI identifies the object, translates it into your target language, and builds out everything you need to remember it: an example sentence, a memorable mnemonic, a fun fact, gender and plural forms, and related words. Then it's yours to keep. Every word you capture goes into your own visual dictionary, ready to review with: • Flashcards — quick, photo-based review • Quiz — test yourself against your growing collection • Listen & Match — train your ear with native pronunciation • Pronunciation practice — speak it, hear it, nail it • Sentence Builder — put your new words to work • Word Scramble — a fast, fun way to lock words into memory Nounly uses spaced repetition (SRS) to resurface words right before you'd forget them, so your vocabulary actually sticks — not just for a day, but for good. Complete daily challenges, build a streak, and watch your personal dictionary grow one photo at a time. No flashcard decks to build. No lists to memorize. Just point, snap, and learn. Download Nounly and start learning the words for the world around you. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://nounly.framer.website/ Disclaimer: Full App functionallity requires a Subscription