Study and track progress
Learn about protoinogetic with detailed fact sheets. Memorize key facts using built-in learning mode. Access Wikipedia links for additional information. Switch between light and night modes. Sync across iPhone, iPad, and Mac devices.
Showing 1–20 of 1,000 ranked alternatives.
Japality Limited
Study with flashcards
Study using customizable flashcards with names, symbols, and skeletal formulas. Flip cards to reveal details and reinforce memory. Take dynamic quizzes to test knowledge, track progress, and review incorrect answers.
Atlas Educational Software
Acids and track progress
Study and test knowledge of the 20 standard acids through customizable quizzes. Topics include names, structural formulas, 1-letter and 3-letter codes, codons, and side chain classes. Quizzes are available for free. Remove ads with an in- purchase.
SlaVanya LLC
Explore codons and amino acids
View codon tables in four formats: standard table, codon picker, and structural representations. Select codons to display amino acid names, structures, and properties.
Clarity Applications, LLC
Learn acid properties and codes
Learn and test knowledge on the 20 standard . on names, structural formulas, 1-letter codes, 3-letter codes, and side chain polarity. Practice in multiple modes. Receive personalized reviews based on progress.
David Orgeman
Quiz acids and customize learning sessions
Memorize acids with customizable quizzes. Select question types including full names, one-letter symbols, three-letter symbols, structural formulas, linear formulas, or mRNA codons.
Andrew McGee
Test acids and memorize their codes
Learn the 20 naturally-occurring acids through flashcards. View structured information tables or take quizzes to test knowledge. See structures, names, and codes. Use a simple interface with chalkboard-style visuals for easy study.
Next Vision Limited
Identify rocks, crystals, and minerals from photos
Identify rocks, crystals, minerals, and gemstones by uploading or taking a photo. Learn about their properties, origins, and uses. Access a comprehensive database with detailed information on each .
Ratha Sou
Explore biographies and Wikipedia details offline
Access detailed biographies of U.S. with offline and online Wikipedia links. View birth and death dates, full names, vice , and presidential terms. Explore notable quotes, fun facts, and career history before and after presidency.
AppyNation Ltd
Solve clues, complete quests, collect trophies
Solve crosswords with daily themed puzzles featuring trivia facts. Complete quests and collect trophies. Choose from twelve game modes. Access over 80,000 unique clues. Track progress and view statistics. Share achievements with friends.
Christopher Fennell
View elements, masses, and properties
Access element data including atomic mass, density, melting and boiling points, atomic radius, and electronegativity. Tap elements to view Wikipedia pages for detailed information.
Nikita Chernykh
Learn concepts clearly and effectively
Learn concepts through clear explanations, visual aids, and interactive content. Explore tables, chemical reactions, and molecular structures. Test knowledge with quizzes and practice problems. Access detailed facts and diagrams without ads.
Sonya Marcarelli
Create molecular formulas and copy element data
Access chemical element data including atomic number, symbol, and properties. Select and copy element details. Create molecular formulas by long-pressing symbols. Calculate molecular mass. Link to Wikipedia pages for additional information.
MATRIKS GRUP, TOV
Read historical events and explore details
View historical events, births, and deaths with detailed descriptions. Access full articles from Wikipedia. Filter by date or category. Supports multiple languages. Share events via social media. Set daily reminders for historical dates.
Carlo Terracciano
Solve chemistry problems with AI guidance
Solve chemistry problems with instant step-by-step solutions. Balance chemical reactions automatically. Receive detailed explanations for each step. Create and edit chemical equations with AI assistance. Share solutions and explanations with others.
Thomas Strathern
Test acids and track progress
Study names, structures, and properties through interactive quizzes and flashcards. Test knowledge with timed challenges and track progress over time. Suitable for students and exam preparation.
Marijn Dillen
Learn through quizzes
Learn of organic and biochemical compounds through multiple choice quizzes. Identify systematic, trivial, or both names. Cover hydrocarbons, functional groups, biomolecules, sugars, nucleobases, vitamins, and amino acids. Works offline with no ads.
Unicom TOV
Browse historical events by date and language
Explore historical events from different languages and sources. Navigate through today's events using arrows. Tap on events to access related links. Choose preferred sources from a list including Wikipedia.
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