This app calculates the Greatest Common Divisor (GCD) and Least Common Multiple (LCM) for up to four numbers. It also provides prime factorization and keeps a history of calculations, which can be emailed.



88+ iOS apps curated and reviewed
Out of 88+ gcd and lcm apps on iOS, 16 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | $5.99 | 2.0★ (2) | No | No | Jun 2026 | |
| 2 | Free | — | Yes | No | Jun 2026 | |
| 3 | Free | 4.5★ (2) | Yes | No | May 2026 | |
| 4 | Free | — | Yes | No | May 2026 | |
| 5 | $0.99 | — | No | No | May 2026 | |
| 6 | $0.99 | — | No | No | May 2026 | |
| 7 | Free | — | — | No | Jul 2026 | |
| 8 | Free | 5.0★ (1) | No | No | May 2026 |



This app calculates the Greatest Common Divisor (GCD) and Least Common Multiple (LCM) for up to four numbers. It also provides prime factorization and keeps a history of calculations, which can be emailed.






This app provides a straightforward way to calculate the Greatest Common Factor (GCF) for multiple numbers. It offers step-by-step explanations for math problems and real-world scenarios, making it a valuable tool for students and educators. The clean design ensures a stress-free learning experience.








This app quickly calculates factors and multiples of any number. It also finds the Highest Common Factor (HCF/GCD) and Lowest Common Multiple (LCM/LCD) for two numbers. Designed with a clean interface for easy use by all ages.


This app simplifies mathematical homework by quickly calculating the Least Common Multiple (LCM) and Greatest Common Factor (GCF) of numbers. It supports multiple calculation methods and provides accurate results with an easy-to-use interface.


Stay connected with your church community. Listen to sermons, join groups, submit prayer requests, and manage donations directly through the app.






Solve algebra homework and textbook problems with this comprehensive math software. It offers animated step-by-step solutions, a scientific and graphing calculator, and a user-friendly editor for various algebra levels.




Solve math homework and textbook problems with this comprehensive solver. It offers animated step-by-step solutions for a wide range of math topics, from basic operations to calculus. Includes a scientific and graphing calculator.




This app simplifies fraction calculations and learning. It solves various fraction equations, shows detailed steps for understanding, and converts between decimals and fractions. It also helps find factors of numbers.


Perform arithmetic operations and convert numbers between bases 2 and 36. Supports signed/unsigned bit negative numbers with two's complement and fractions up to 8 decimal places.


Solve algebra problems by taking a photo or manually entering them. Get detailed, step-by-step solutions with explanations to understand how each problem is solved. Supports a wide range of math topics and graphing.


This app helps users understand prime factorization with a fast, real-time solver. It also calculates the Greatest Common Factor and Least Common Multiple, and can generate random numbers for various uses.


This app provides essential statistical calculations and regression analysis with an intuitive interface. Easily input data, view statistical measures, and perform various regression models. Advanced features are unlocked via in-app purchases.