Trigonometry and functions vs Physics Constants Library
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Trigonometry and functions
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"Trigonometry and functions" is an educational and a reference app that describes important concepts in Trigonometry. As the name suggests, the app has explanation with problems to solve on various topics, such as the six trigonometric functions, the law of sines , cosines, and tangents, inverse Trignometric functions, and the measures of degrees and radians. The audio explains the concepts that enables the user to pause, or continue to listen.
Physics Constants Library
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Discover the building blocks of our universe with Physics Constants Library β the ultimate reference and learning tool for students, educators, and professionals. Whether youβre preparing for exams, teaching in the classroom, or working on research, this app puts the most important physics constants and tools at your fingertips. What Youβll Get β’ 20+ Fundamental Constants β Gravity, Planckβs constant, electron charge, speed of light, and more. β’ Smart Search & Filters β Quickly find constants by name, symbol, or value. β’ Multi-Unit Support β Switch between SI, CGS, Imperial, and other unit systems. β’ Interactive Learning β Use flashcards, quizzes, and study modes to strengthen memory. β’ Professional Tools β Unit converter, calculator, and built-in formula helper. β’ Offline Access β Access all content anytime, without internet. Key Features Constants Library β’ Covers mechanics, quantum physics, thermodynamics, electromagnetism, and more. β’ Includes historical context, real-world applications, and related concepts. Learning Center β’ Flashcards with smart repetition for long-term retention. β’ Quizzes with adjustable difficulty levels. β’ Study progress tracking to stay motivated. Professional Tools β’ Advanced unit converter with 25+ categories. β’ Scientific calculator with constants built-in. β’ Formula helper to apply equations instantly. Modern Experience β’ Clean, elegant interface designed for clarity. β’ Dark mode, 10 app themes - System, Light, Dark, Cosmic, Quantum, Sunset, Ocean, Forest, Aurora, Midnight and accessibility support. β’ Favorites tab for quick access to your most-used constants. Perfect For β’ Students β Learn and memorize constants with ease. β’ Teachers β Enhance lessons with interactive study tools. β’ Researchers & Engineers β Reliable, quick reference during work. β’ Enthusiasts β Explore the fundamental constants that shape our world. Data Accuracy You Can Trust All values are based on CODATA 2018 recommendations and NIST standards, ensuring precision for both academic and professional use. Upgrade for More Unlock premium to access advanced study modes, unlimited practice, and detailed progress analytics. Download Physics Constants Library today and take your physics knowledge to the next level!
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Verdict
The clearest difference is price: Physics Constants Library at Free against Trigonometry and functions's $3.99. Trigonometry and functions's advantage is in-app purchases (none vs 1) and ads (none vs shown). On iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Physics Constants Library is free to download; Trigonometry and functions costs $3.99 up front. Physics Constants Library sells 1 one-off in-app purchase. Trigonometry and functions asks for nothing beyond the download.
| Parameter | Trigonometry and functions | Physics Constants Library |
|---|---|---|
| Price | $3.99 | Free β better |
| Update frequency | β | Every 7 months |
| Ads | No β better | Yes |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, Mac β better | iPhone |
| Requires iOS | 17.6 β better | 18.4 |
| Further details β not scored | ||
| Size | 1 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Gomathy Shankaran | ChatStick Company Limited |
In-app purchases
Trigonometry and functions
No in-app purchases
Physics Constants Library
- Unlock All Features$2.99
Questions
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Is Physics Constants Library free?
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