# Calculus

> Calculus Study App - Lessons, Quizzes, Flashcards, Glossaries

Canonical page: [https://chrome-stats.com/d/io.ocedu.calculus](https://chrome-stats.com/d/io.ocedu.calculus)

## Overview

- **ID:** `io.ocedu.calculus`
- **Platform:** Android
- **Type:** Android app
- **Status:** Removed
- **Publisher:** Open Education
- **Category:** EDUCATION
- **Downloads:** 77,409
- **Rating:** 3.24 / 5 (185 ratings)
- **Version:** 1.47.47
- **Last updated:** 2024-02-16
- **First published:** 2017-08-09
- **Size:** 37 MB
- **Data as of:** 2025-11-11
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=io.ocedu.calculus)
- **Website:** [http://ocedu.io](http://ocedu.io/)
- **Privacy policy:** [http://ocedu.io/privacy](http://ocedu.io/privacy)

## Description

Calculus is a comprehensive study app tailored for typical two- or three-semester general calculus courses. It offers a structured learning experience covering core calculus concepts such as functions, limits, derivatives, integration, differential equations, series, vector calculus, and more. The app is divided into three volumes to provide flexibility and efficient learning.

Featuring interactive lessons, quizzes, flashcards, and glossaries, Calculus helps students not only grasp theoretical concepts but also understand their practical applications in real life. With coverage of twenty detailed units including sequences, power series, parametric equations, and multi-variable calculus, this app is an indispensable tool for mastering calculus effectively.

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_EXTERNAL_STORAGE`
- `android.permission.WAKE_LOCK`
- `android.permission.WRITE_EXTERNAL_STORAGE`
- `com.android.vending.BILLING`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `io.ocedu.calculus.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Users appreciate the app's valuable and clear calculus explanations, finding it useful for improving math skills. However, many report significant issues such as frequent math processing errors, excessive ads that interrupt progress, missing images or figures, and app bugs that cause crashes or prevent opening. These problems detract from the otherwise helpful content and hinder effective learning.

### Pros

- The app provides interesting and useful calculus explanations.
- It is helpful for improving math skills.
- Users find the information valuable and the app good for learning math and physics concepts.
- The explanations are considered awesome and positive for math lovers.

### Cons

- Frequent math processing errors appear on many pages, hindering learning.
- Too many ads disrupt the learning experience and sometimes create an unending loop preventing progress.
- The app often fails to show figures, images, or problems, only displaying answers.
- Bugs cause the app to crash or not open properly on some devices.

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Source: [Chrome-Stats](https://chrome-stats.com/d/io.ocedu.calculus)