Best Complex Numbers Apps & Games

36+ iOS apps & games curated and reviewed

4.4 avg rating
17 free apps & games
Updated August 2026

Whether you're new to complex numbers or looking for an upgrade, our curated collection of 36+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Complex Numbers Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Complex RPN CalculatorComplex RPN CalculatorFree3.8★ (22)NoNoAug 2026
2Complex Number CruncherComplex Number CruncherFree4.3★ (4)NoNoMay 2026
37Bricks - Complex logical puzzle game with numbers7Bricks - Complex logical puzzle game with numbersFree1.0★ (1)NoYesMay 2026
4Dark Color: Paint by NumberDark Color: Paint by NumberFree4.5★ (21K)YesYesSep 2026
5MindPal - Brain Training GamesMindPal - Brain Training GamesFree4.7★ (86K)YesYesSep 2026
6Brain Wash - Puzzle Mind GameBrain Wash - Puzzle Mind GameFree4.8★ (84K)YesYesSep 2026
7Complex CalcComplex CalcFree5.0★ (2)NoNoMay 2026
8Color By Number! Pixel ArtColor By Number! Pixel ArtFree4.7★ (8.8K)YesYesSep 2026

Top Picks for Complex Numbers

Complex RPN Calculator#1

Complex RPN Calculator by John Coddington

Complex Numbers RPN Calculator
Editor's Choice
🔧 Utilities
3.8😐(22 ratings)
Free
Complex RPN Calculator screenshot 1
Complex RPN Calculator screenshot 2
Complex RPN Calculator screenshot 3
Complex RPN Calculator screenshot 4
Complex RPN Calculator screenshot 5
Complex RPN Calculator screenshot 6

This scientific calculator utilizes a four-level stack and natively handles complex numbers. It allows users to input and view numbers in both polar and rectangular formats, remembering its state and offering 10 memory locations.

What We Love

  • ✅ Great RPN functionality
  • ✨ Complex number support
  • 🆓 Free to use
  • 🚫 No ads or in-app purchases
  • 💻 Works on macOS
  • 👍 Simple and clean design
  • 💡 Customizable key press sound
  • 🗂️ Stack visibility

Room to Improve

  • 🎨 SwiftUI design is ugly
  • 🐌 Slow keyboard response
  • 🖱️ Clunky operation
  • 📉 Complex number operations limited
  • ⚠️ Broken on newer iOS versions (historically)
  • 😵 Confusing for non-RPN users

More Complex Numbers apps to explore

FAQ about Complex Numbers

What are the best complex numbers apps & games for iPhone?
Complex RPN Calculator tops our complex numbers apps & games ranking as of August 2026, with a 3.8-star average from 22 App Store ratings, and it's free to download.
Yes — 17 of the top complex numbers apps & games we rank are free to download, including Complex RPN Calculator and Complex Number Cruncher.
Complex RPN Calculator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 36+ complex numbers apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Complex RPN Calculator is a scientific calculator designed for complex number operations. It uses a four-level stack and allows input and display of numbers in both polar and rectangular formats.
Key features include native support for complex numbers, a four-level stack, the ability to view and enter numbers in polar and rectangular formats, state persistence between uses, and 10 memory locations for storing values.