Comparison

PocketCAS lite for Mathematics vs COMath

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PocketCAS lite for Mathematics

This advanced math application assists with a wide range of mathematical problems, from basic arithmetic to calculus, algebra, and statistics. It functions as a graphing calculator replacement, aids in homework, and supports complex calculations for academic and professional use.

Highlights
  • 2D and 3D plotting
  • Calculus functions (limits, derivatives)
  • Linear algebra operations
  • Equation solving
  • Scripting language
  • Physical units and constants
  • iCloud sync
Read full description

PocketCAS is the most advanced mathematics application for iPhone and iPad. It can help you with any kind of math problem, from elementary school all the way up to calculus, algebra and statistics. It can replace your old graphing calculator, help you with your homework, and assist you in any kind of calculation for university or work. This app is an indispensable tool for every student, teacher and engineer. It makes college-level calculus and algebra easy and can help you in a wide range of cases. It provides features comparable with a TI-89 calculator and combines them with a modern, intuitive interface and incredible graphics capabilities. MATHEMATICAL CAPABILITIES - 2D Plots: Quickly create 2D cartesian, implicit, polar or parametric plots. - 3D Plots: PocketCAS draws stunning 3D plots! - Calculus: Calculate limits, derivatives, integrals and taylor expansions. - Linear Algebra: Invert and multiply matrices or calculate determinants, eigenvalues and much more! - Algebra: Perform integer and polynomial factorization and division, use permutations, and more. - Solving: PocketCAS will solve almost any equation for you. It even supports systems of linear equations and ordinary differential equations! - Scripting: PocketCAS' C-style scripting language allows you to define custom functions, use conditional expressions, loops and also supports recursion. - Physical Units: Constants and units are provided out of the box. Simply enter physical formulas with the corresponding units and convert results to the units you prefer. ADDITIONAL FUNCTIONALITY - iCloud support: Sync documents between your Mac, iPhone and iPad! - Export: Print or export plots, entries or the whole document as PDF! - Mathematical keyboard: PocketCAS' mathematical keyboard is unmatched on the App Store. - Help: All functions are explained in the built-in reference. If you're stuck, there's plenty of tutorials as well as a manual (http://pocketcas.com/manual) to get you going. And you can always contact our support (http://pocketcas.com/support) for help! - Offline computation: PocketCAS doesn't need an internet connection to calculate results. LIMITATIONS OF THE LITE VERSION PocketCAS lite is a free version of PocketCAS that will allow you to try out the interface and many features before buying PocketCAS pro. It has the following limitations: - Many advanced mathematical functions (e.g. integration, taylor expansion, eigenvalues, solving equations, etc.) are unavailable. - It will plot only two functions at a time. - Exported graphics will be watermarked. The full functionality is available in PocketCAS pro. REVIEWS "This program has an incredible amount of power for such a compact program. I teach high school math, and this program can work with all sorts of expressions, graphs, and help check my work. Definitely worth it!" "I am 8 years old and this App is awesome! It helps you learn calculus quickly. It's a work of art!" "One of three Apps I use when teaching A Level maths. Have recommended to numerous students. Excellent." "This is one of the best. The CAS capabilities are compatible to only two other apps, and this one is all offline and includes countless additional features. It's never steered me wrong and is the first thing I go to when I'm in a hurry to figure something out. If you're a student this is pretty much as good as it can get." "You will love this calculator. It's powerful to calculate everything, doesn't matter you're a high school student or college student. Specially for the people who like to solve problems with graphs!" "This app is so powerful and slick looking. It is totally amazing and what it can do."

About

COMath

This app acts as a personal math tutor, offering support and practice for arithmetic, algebra, and geometry. It provides over 100,000 word problems with step-by-step solutions and an equation solver to help students develop their math skills.

Highlights
  • Personalized math tutoring
  • Arithmetic practice (addition, subtraction, multiplication, division)
  • Over 100,000 math word problems
  • Step-by-step equation solving
  • Algebra and geometry support
  • Practice without pencils
Features
Read full description

COMath is a fun math and brain-training app for students and puzzle lovers of all ages. - Practice addition, subtraction, multiplication, and division - Solve 100,000+ math word problems with explanations - Learn algebra step by step with the equation solver - Enjoy number puzzles like Sudoku, Calcudoku, Fillomino, Minesweeper, Calculate 24, and more Practice math, sharpen logic, and enjoy solving challenges anytime, anywhere.

Screenshots

PocketCAS lite for Mathematics4 screens
COMath4 screens

Verdict

The call

The clearest difference is ads: PocketCAS lite for Mathematics at none against COMath's shown. PocketCAS lite for Mathematics also leads on monetization model (free vs ad-supported) and ratings volume (204 vs 45). COMath's advantage is update cadence (monthly vs every 3 months) and review sentiment (100% vs 91%). On price, rating, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for PocketCAS lite for Mathematics against 4.8 for COMath. Both are backed by a comparable volume of ratings — 204 and 45 respectively. Written reviews are what separate them: 91% of PocketCAS lite for Mathematics's written reviews are positive against 100% of COMath's.

UpkeepUpdate frequency

PocketCAS lite for Mathematics ships an update every 3 months, COMath monthly. The most recent releases landed on September 16, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
PocketCAS lite for Mathematics versus COMath: the parameters behind the verdict, then further details
ParameterPocketCAS lite for MathematicsCOMath
PriceFreeFree
Rating4.7 (204 ratings)4.8 (45 ratings) — better
Positive reviews90.7% of reviews100.0% of reviews — better
Number of ratings204 — better45
Update frequencyEvery 3 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS12.0 — better15.0
Further details — not scored
Size25 MB89 MB
Age rating4+9+
DeveloperTiming Software GmbHJianfeng Wu

Customer experience

PocketCAS lite for Mathematics

All ratings204 ratings
Positive92.2%
Neutral4.4%
Negative3.4%
Written reviews151 reviews
Positive90.7%
Neutral1.3%
Negative7.9%

COMath

All ratings45 ratings
Positive97.8%
Neutral2.2%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

PocketCAS lite for Mathematics

Reported bugs

6 issues
  • App crashes when loading previously saved documents
  • Crashes with no error feedback or debugging information
  • Cannot plot certain mathematical functions
  • Zoom scaling issues with 3D graphs (scales Z-axis incorrectly)
  • Compatibility broken with iOS 6 after iOS 7 update
Show 1 more
  • Function plotting limitations for advanced equations

Requested features

8 requests
  • Dark theme/dark mode for UI
  • Multiple polynomials on single graph
  • Inverse button functionality
  • Better zoom functionality for 3D graphs
  • Improved documentation and tutorials
Show 3 more
  • More Greek characters support
  • Measurement conversion capabilities
  • Better control layout and cleanup

COMath

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

PocketCAS lite for Mathematics

No in-app purchases

None

COMath

No in-app purchases

Questions

Is PocketCAS lite for Mathematics free?
PocketCAS lite for Mathematics is free to download, with no in-app purchases.
Is COMath free?
COMath is free to download, with no in-app purchases.
Which has better reviews, PocketCAS lite for Mathematics or COMath?
COMath is rated higher. PocketCAS lite for Mathematics averages 4.7 out of 5 from 204 ratings, while COMath averages 4.8 from 45 ratings.
Do PocketCAS lite for Mathematics or COMath have ads?
COMath shows ads; PocketCAS lite for Mathematics does not.
Which is updated more often, PocketCAS lite for Mathematics or COMath?
PocketCAS lite for Mathematics ships an update every 3 months, and COMath monthly. Most recently, PocketCAS lite for Mathematics was updated on September 16, 2026 and COMath on September 21, 2026.

Other comparisons