Dogl Precalculus vs Trigonometry for Beginners
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dogl Precalculus
Master Precalculus with this app designed by university professors. It offers bite-sized problem-solving, personalized learning paths, and visual hints to guide you. Start with 100 free problems and unlock more weekly, with optional upgrades for unlimited access.
- Bite-sized problem-solving
- Personalized learning paths
- Visual hints for guidance
- 100 free starter problems
- Weekly free problem unlocks
- Ad-free experience
- AP Precalculus curriculum compatible
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Dogl Precalculus is your friendly mobile companion app, designed by university professors to help you conquer Precalculus concepts through bite-sized problem-solving. Dogl Precalculus is just getting going, and we're adding new material all the time. Accelerate your Precalculus learning with Dogl: • Practice Makes Perfect: Get 100 FREE problems to start, on any topic. Plus, unlock an additional 10 free problems every week to keep your skills sharp. • Go Unlimited (Optional): Enjoying Dogl and want to master Precalculus faster? Be one of our earliest users and get our special introductory rate on 4-month and 1-year access. • Personalized Learning: Our app adapts to your learning style, tailoring problems based on your progress. • Teacher's Eye™ Guidance: Stuck? Get visual hints that guide you without giving away the answer. • Ad-free & Privacy-focused: We don't show ads or sell your data. We rely on happy upgraders to keep the app going. • Made by Experts: Created by university lecturers who understand the challenges students face. • Compatible with the new AP Precalculus curriculum. Download Dogl Precalculus today and unlock your potential!
Trigonometry for Beginners
Master trigonometry with interactive lessons and exercises designed for beginners. This app offers step-by-step explanations, fun challenges, and instant feedback to build your confidence from basic angles to word problems.
- Tailored for beginners
- Interactive step-by-step lessons
- Fun and challenging exercises
- Instant feedback on answers
- Progressive difficulty levels
- Covers angles, right triangles, ratios, and word problems
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Learn Trigonometry the Simple and Enjoyable Way! Our beginner-friendly app is designed to make learning trigonometry engaging, enjoyable, and effective. Whether you’re starting from scratch or refreshing your knowledge, this app has everything you need to succeed. Why Choose Our App? - Tailored for Beginners: Each level is carefully designed to guide learners from fundamental concepts to intermediate trigonometry skills. - Interactive Lessons: Step-by-step explanations make each topic clear and easy to understand. - Fun and Challenging Exercises: Engage in interactive activities that make learning trigonometry exciting and hands-on. - Instant Feedback: Get helpful feedback on your answers to learn from mistakes and improve. - Progressive Difficulty: Levels gradually increase in complexity to keep you motivated and help you build confidence. What You’ll Learn Our app covers essential trigonometry topics, including: - Angles: Definitions, types, and relationships between angles - Right Triangles: Pythagorean theorem and angle measurements - Trigonometric Ratios: Sine, cosine, and tangent explained - Trigonometric Values: Special angles and their corresponding values - Trigonometry Word Problems: Apply your knowledge to real-world scenarios Start your trigonometry journey today and discover how fun and easy learning can be!
Screenshots
Verdict
The clearest difference is review sentiment: Dogl Precalculus at 100% against Trigonometry for Beginners's 0%. Dogl Precalculus also leads on ads (none vs shown) and rating (4.8 vs 4.6). On price, ratings volume, update cadence and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Dogl Precalculus sells 2 one-off in-app purchases and Trigonometry for Beginners sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Dogl Precalculus holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 34 and 33 respectively. Written reviews point the same way: 100% of Dogl Precalculus's written reviews are positive against 0% of Trigonometry for Beginners's.
Dogl Precalculus ships an update every 6 months, Trigonometry for Beginners every 5 months. Both last shipped on October 24, 2026.
| Parameter | Dogl Precalculus | Trigonometry for Beginners |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (34 ratings) — better | 4.6 (33 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 34 — better | 33 |
| Update frequency | Every 6 months | Every 5 months — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 36 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Dogl | Aswian Editri Sutriandi |
Customer experience
Dogl Precalculus
Trigonometry for Beginners
In-app purchases
Dogl Precalculus
- Unlimited Plan - 4 months$0.99
- Unlimited Plan - 1 year$1.99
Trigonometry for Beginners
- Remove Ads$2.99
Questions
Is Dogl Precalculus free?
Is Trigonometry for Beginners free?
Which has better reviews, Dogl Precalculus or Trigonometry for Beginners?
Do Dogl Precalculus or Trigonometry for Beginners have ads?
Which is updated more often, Dogl Precalculus or Trigonometry for Beginners?
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