Calculus Formulas vs ISGC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculus Formulas
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CalcRef is the complete calculus reference and study tool built for students. Whether you are preparing for AP Calculus, college exams, or reviewing core concepts, CalcRef puts every formula, table, and practice tool you need in one offline app. FORMULAS Browse over 100 calculus formulas across 8 topics: Limits and Continuity, Derivatives, Applications of Derivatives, Integrals, Techniques of Integration, Applications of Integrals, Sequences and Series, and Parametric, Polar, and Vectors. Every formula includes LaTeX-rendered notation, a plain-language description, conditions for use, and variable definitions. Computational formulas include a built-in calculator with step-by-step solutions. REFERENCE TABLES Six tables provide instant access to the essentials: - Derivative Rules (power, trig, exponential, logarithmic, inverse trig) - Integral Formulas (standard antiderivatives with conditions) - Trigonometric Identities (Pythagorean, double angle, half angle, sum/difference) - Convergence Tests (ratio, root, integral, comparison, alternating series) - Maclaurin Series (common expansions with convergence intervals) - Unit Circle (sin, cos, tan at standard angles in degrees and radians) PRACTICE Test your knowledge with flashcard-style quizzes. Each round presents 10 cards from a chosen topic or a mix of all topics. Flip to reveal each formula, mark it correct or missed, and review your score. Track your progress over time with per-topic stats and quiz history. TOOLS A unit converter covering 16 categories (length, area, volume, mass, force, pressure, temperature, energy, power, velocity, acceleration, density, viscosity, torque, flow rate, and angle) is accessible from any screen. A database of mathematical constants provides precise values for pi, e, the golden ratio, and more. BUILT FOR STUDYING Bookmark formulas to Favorites for quick access. Search finds any formula or constant as you type. Calculation history logs every result. Create and save your own custom formulas. Choose dark or light theme, set decimal precision, and toggle scientific notation. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ISGC
This app connects students, faculty, and administration within a civil engineering institute. It offers features like grade checking, schedule management, attendance tracking, course material access, and digital student IDs. Faculty can manage attendance, input grades, and share documents, while administration can handle scheduling and student tracking.
- View grades and download transcripts
- Up-to-date weekly schedules
- Online absence tracking and justification
- Access course documents
- Digital student ID card
- Submit and track internship reports
- Directly submit claims to the registrar
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ISGC est l'application officielle de l'Institut Supérieur de Génie Civil. Elle réunit étudiants, enseignants et administration autour d'un espace unique, simple et sécurisé. ÉTUDIANTS • Consultez vos notes dès leur publication et téléchargez vos bulletins • Emploi du temps à jour, semaine par semaine • Suivi des absences et justification en ligne • Documents et supports de cours de chaque matière • Annonces de l'institut et de vos enseignants, avec notifications • Carte étudiant numérique • Stages et rapports : dépôt des comptes rendus, suivi des délais • Réclamations directement auprès de la scolarité • Consultation des années passées ENSEIGNANTS • Appel et suivi des absences en quelques secondes • Saisie et publication des notes par type d'évaluation • Cahier de texte et partage de documents • Annonces à vos classes • Jurys de stage et comptes rendus • Statistiques de vos matières et relevé d'heures ADMINISTRATION • Gestion des emplois du temps, salles et créneaux • Suivi des étudiants, groupes et promotions • Délibérations, bulletins et attestations • Calendrier académique et années scolaires Connexion avec votre matricule ou votre adresse ISGC. L'accès est réservé aux membres de l'institut ; il n'est pas possible de créer un compte depuis l'application.
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Verdict
The clearest difference is in-app purchases: ISGC at none against Calculus Formulas's 3. On price, ads, device support and iOS requirement 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. Calculus Formulas sells 3 in-app purchases, starting at $4.99 per 7 days. ISGC asks for nothing beyond the download.
| Parameter | Calculus Formulas | ISGC |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 48 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | Mobin Akhter | Mohamed Ahmed Ahmed Mahmou |
In-app purchases
Calculus Formulas
- Weekly Premium$4.997 Days
- CalcRef Yearly Premium$44.991 Year
- CalcRef Premium Lifetime$74.99
ISGC
No in-app purchases









