Comparison

Calculator # vs Complex Number Cruncher

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

Head to head
About

Calculator #

This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.

Highlights
  • Math Photos Solver
  • Handwriting Recognition
  • AI Math Problem Solver
  • Mathematical Display
  • Equation Solvers
  • 2D Graphing
  • Algebraic Functions
Features
Read full description

◉ Over 11,000,000 Downloads Worldwide ◉ Top Free Utilities Apps in US, UK, AUS, CAN, GER,... ◉ Rated & Reviewed on ILoveFreeSoftware.com FREE Alternative to Graphing TI-83, TI-84, TI-89, Casio FX, Sharp EL,... Calculator # – The free, multi-function calculator for iPhone/iPad is proud to offer a variety of features to satisfy wide ranges of customers: The App possesses a powerful math core and algebra engine with mathematical display support, making it a viable tool for everyone from those looking for basic calculation to more advanced users, such as scientific computation, engineers, and math students. Calculator # makes available everything you need – including a user manual and tutorial video clips – so you can master the app in a matter of minutes! ◉ Official Website: http://iPhoneCalculator.com ◉ ADVANCED FEATURES: ▸ Math Photos Solver * ▸ Handwriting Recognition * ▸ Math Problem Solver (AI) * ◉ GENERAL FEATURES: ▸ Universal Calculator App ▸ Support All the Latest Devices ¹ ▸ Support Multitasking (iPad) ▸ Support Wireless KB ² ▸ Mathematical Display ▸ Edit & Export Expression/Result ▸ History Tape View ▸ Basic Calculations (+, -, x, ÷, %, Abs,...) ▸ Advanced Functions (Sin,Cos,Ln,X!, ^, √,…) ▸ 14 Memory Variables (Including X,Y,Z,M) ▸ Assignment Operator ▸ F(x) Customize Functions (F1 Only) ▸ Fraction and Degree/Angle Calculation ▸ Numeric Integral Calculation ▸ Dual Skins (Silver Light & Carbon+) ◉ ALGEBRA FEATURES: ▸ Big Integer & Rational Number (Up to 30!) ▸ Expand and Factor Polynomials ▸ Basic Indefinite integral ◉ EQUATIONS SOLVERS: ▸ Quadratic Equations ▸ System of Linear Equations (2 Unknowns) ◉ 2D GRAPH: ▸ Snap to Points ▸ Smooth Zoom & Transformation ▸ Support F(X,Y) = 0. E.g. Sin(X) + Cos(Y) = 0. ◉ MULTIPLE LANGUAGES: ▸ English, Spanish, German, ▸ French, Japanese, Chinese (*) In-App-Purchase is required ¹: Include iPhone 6/6S+ HD Retina Display ²: Standard English KB We love your feedback, Thanks a lot ! Terms of Service: https://iphonecalculator.com/terms-of-service/

About

Complex Number Cruncher

Perform calculations with complex numbers. Input real and imaginary parts or modulus and argument to find sums, differences, products, or quotients.

Highlights
  • Complex number calculations
  • Sum, difference, product, quotient
  • Real and imaginary input
  • Modulus and argument input
  • Automatic result calculation
Features
Read full description

Complex Number Cruncher calculates the sum, difference, product or quotient of two complex numbers. Enter the real and the imaginary, or the modulus and the argument value for each complex number, select +, -, × or ÷ and the result will be calculated automatically.

Screenshots

Calculator #4 screens
Complex Number Cruncher2 screens

Verdict

The call

The clearest difference is in-app purchases: Complex Number Cruncher at none against Calculator #'s 6. Complex Number Cruncher also leads on ads (none vs shown) and iOS requirement (10.3 vs 12.1). Calculator #'s advantage is ratings volume (36K vs 4) and rating (4.6 vs 4.3). On price, update cadence 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. Calculator # sells 6 in-app purchases, starting at $1.49 per month. Complex Number Cruncher asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calculator # holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Calculator # has 36K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 60% of Calculator #'s written reviews are positive against 50% of Complex Number Cruncher's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

Scorecard7 real differences · 3 level
Calculator # versus Complex Number Cruncher: the parameters behind the verdict, then further details
ParameterCalculator #Complex Number Cruncher
PriceFreeFree
Rating4.6 (36K ratings) — better4.3 (4 ratings)
Positive reviews59.8% of reviews — better50.0% of reviews
Number of ratings36K — better4
Update frequencyEvery 2 monthsEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.110.3 — better
Further details — not scored
Size57 MB16 MB
Age rating4+4+
DeveloperIncpt.MobisNeil Woodcock

Customer experience

Calculator #

All ratings35,876 ratings
Positive90.4%
Neutral3.8%
Negative5.8%
Written reviews465 reviews
Positive59.8%
Neutral6.5%
Negative33.8%

Complex Number Cruncher

All ratings4 ratings
Positive75.0%
Neutral25.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

Bugs and requests

Calculator #

Reported bugs

3 issues
  • Crashes when trying to use certain functions
  • Handwriting recognition not working reliably
  • Inability to input negative numbers

Requested features

3 requests
  • Add option to turn off animation
  • Improve ad placement to avoid obstructing usage
  • Provide more transparency on paid features

Complex Number Cruncher

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Calculator #

Subscriptions4
  • PRO Upgrade 1 Month3 Days trial$1.491 Month
  • PRO Upgrade 3 Months7 Days trial$2.993 Months
  • PRO + Recognition 1 Month$4.991 Month
Show 1 more
  • PRO + Recognition 3 Months$11.993 Months
One-time2
  • 250 AI Recognition & Queries$0.99
  • 600 AI Recognition & Queries$1.99
None

Complex Number Cruncher

No in-app purchases

Questions

Is Calculator # free?
Calculator # is free to download, with in-app purchases available.
Is Complex Number Cruncher free?
Complex Number Cruncher is free to download, with no in-app purchases.
Which has better reviews, Calculator # or Complex Number Cruncher?
Calculator # is rated higher. Calculator # averages 4.6 out of 5 from 36K ratings, while Complex Number Cruncher averages 4.3 from 4 ratings.
Do Calculator # or Complex Number Cruncher have ads?
Calculator # shows ads; Complex Number Cruncher does not.
Which is updated more often, Calculator # or Complex Number Cruncher?
Calculator # ships an update every 2 months, and Complex Number Cruncher every 2 months. Most recently, Calculator # was updated on October 16, 2026 and Complex Number Cruncher on October 7, 2026.

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