Calculus Textbook
Calculus Textbook Summary
Calculus Textbook is a ad-supported Android app in Books And Reference by Pustaka Dewi. Released in Oct 2019 (6 years ago). It has about 49K+ installs and 101 ratings with a 3.25★ (mixed) average. Based on AppGoblin estimates, it reaches roughly 2.9K monthly active users and generates around $<10K monthly revenue (0% IAP / 100% ads). Store metadata: updated Feb 18, 2026.
Recent activity: 1.7K installs this week (2.7K over 4 weeks) showing exceptional growth View trends →
Store info: Last updated on Google Play on Feb 18, 2026 .
3.25★
Ratings: 101
Screenshots
App Description
Learn All About Calculus
Calculus is a branch of mathematics focused on limits, functions, derivatives, integrals, and infinite series. Calculus has two primary branches: differential calculus and integral calculus. Multivariable calculus is the extension of calculus in one variable to functions of several variables. Vector calculus is a branch of mathematics concerned with differentiation and integration of vector fields.
Table Of Content :
1 Building Blocks of Calculus
2 Derivatives and Integrals
3 Inverse Functions and Advanced Integration
4 Differential Equations, Parametric Equations, and Sequences and Series
5 Advanced Topics in Single-Variable Calculus and an Introduction to Multivariable Calculus
The eBooks app features allows the user to :
Custom Fonts
Custom Text Size
Themes / Day mode / Night mode
Text Highlighting
List / Edit / Delete Highlights
Handle Internal and External Links
Portrait / Landscape
Reading Time Left / Pages left
In-App Dictionary
Media Overlays (Sync text rendering with audio playback)
TTS - Text to Speech Support
Book Search
Add Notes to a Highlight
Last Read Position Listener
Horizontal reading
Distraction Free Reading
Credits :
Boundless (Creative Commons Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0))
FolioReader, Heberti Almeida (CodeToArt Technology)
Cover by Designed by new7ducks / Freepik
Pustaka Dewi, www.pustakadewi.com