Pre vs Dogl Precalculus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pre
Master pre-calculus with this comprehensive app. Access a full list of formulas with clear explanations, a detailed textbook covering all topics, and 148 video lessons. Learn independently without needing textbooks or internet access.
- Full list of pre-calculus formulas
- Clear comments on each formula
- Formula search functionality
- Complete pre-calculus textbook
- Offline mode for textbook
- 148 ordered video lessons
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Are your precalculus exam at the corner? Then you have no choice but to download “Precalculus”! Can you just imagine that with the help of one app you can easily learn the course on pre-calculus as well as on college or high school algebra by yourself, reviewing the textbook provided, watching video lessons and studying formulas?! With “Precalculus” you don’t need anymore neither books nor tutoring nor internet and even nor cribs containing precalculus exam answers, you just need smartphone and “Precalculus” downloaded. “Precalculus” is your personal tutor that provides you with: ▶ FORMULAS • Full list of formulas that can only be used in precalculus course • Clear comments on each formula • An easy “formula search” optimizing not only the process of learning but cheating also ▶ TEXTBOOK • Full list of precalculus topics: from easy ones such as Equations of Lines, Unit Circle and Tangent Lines to Limits and Trigonometric Equations • Plain language • Offline mode is available. ▶ VIDEO LESSONS • An ordered list of 148 video lessons broken down into sections • All these lessons are taken from the one tutor • There are lessons revising the basic things that you might need in studying precalculus
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!
Screenshots
Verdict
The clearest difference is rating: Dogl Precalculus at 4.8 against Pre's 3.3. Dogl Precalculus also leads on ratings volume (34 vs 3). Pre's advantage is iOS requirement (8.0 vs 15.6). On price, ads, in-app purchases and monetization model 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. Pre sells 1 one-off in-app purchase and Dogl Precalculus sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Dogl Precalculus holds the better App Store score, 4.8 against 3.3. That said, the two scores are not equally well evidenced: Dogl Precalculus has 34 ratings behind it against 3, so its average is the more settled of the two.
| Parameter | Pre | Dogl Precalculus |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (3 ratings) | 4.8 (34 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 3 | 34 — better |
| Update frequency | — | Every 6 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 31 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | AppCrab | Dogl |
Customer experience
Pre
Dogl Precalculus
In-app purchases
Pre
- Pre-calculus Premium$0.99
Dogl Precalculus
- Unlimited Plan - 4 months$0.99
- Unlimited Plan - 1 year$1.99






