Comparison

Karnaugh & Boolean Minimizer vs Aurora Prep

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

Head to head
About

Karnaugh & Boolean Minimizer

Simplify complex Boolean expressions and Karnaugh maps with step-by-step solutions. This tool supports up to 26 variables and offers multiple minimization algorithms for digital logic design.

Highlights
  • Minimize Karnaugh Maps up to 8 variables
  • Step-by-step Boolean expression simplification
  • Quine–McCluskey algorithm for functions up to 8 variables
  • Multi-Output minimization with Espresso algorithm
  • View minimized solutions in SOP/POS forms
  • Generate circuits from minimized solutions
Features
Read full description

Karnaugh & Boolean Minimizer is an innovative and versatile application for simplifying Karnaugh Maps and Boolean expressions. It is geared for those involved in engineering fields, more precisely electrical engineering students, academics, digital devices constructors or anybody involved with Boolean expressions. With its powerful minimization capabilities and full-fledged features, this tool gives you the flexibility to work with all forms of Boolean expressions and provides quality solutions. Features: - Minimize Karnaugh Maps up to 8 variables - Step-by-step simplification of Boolean expressions up to 26 (A-Z) variables using Boolean algebra laws and theorems - Step-by-step simplification of Boolean functions up to 8 variables by the Quine–McCluskey algorithm, showing the prime implicant chart and using Petrick's method where appropriate - Multi-Output minimization up to 8 inputs and 8 outputs, using the de-facto industry standard Espresso algorithm - View minimized solutions on Karnaugh Map in Sum-of-Product (SOP/CNF) and Product-of-Sum (POS/DNF) forms - Support Don't Cares - Fill Karnaugh map using truth table, sets of terms and Boolean expressions - View all possible solutions for Karnaugh Maps up to 5 variables - Guaranteed minimal solution when using the Karnaugh Map, Quine–McCluskey and Algebraic Minimizer - Highlight minimized term on Karnaugh map - Optimization of minimized solutions with XOR gates - Generate circuit from minimized solution with AND/OR/NAND/NOR logic gates - Generate random Karnaugh Maps, truth tables and Boolean expressions - Custom keyboard for easy input of Boolean expressions - Support all Boolean operators and constants - Fully customizable Karnaugh Map orientation, variable names, operator symbols and expression format - Import/Export Karnaugh Maps and truth tables as CSV files - Beautiful Dark Mode

About

Aurora Prep

Prepare for management consulting interviews with structured thinking exercises, quant skill drills, and AI-powered case interview practice. Track your progress and receive instant feedback to build confidence for interview day.

Highlights
  • CAST Framework Courses
  • AI Chat-Based Coach
  • Mental Math Drills
  • Real Case Studies with AI Feedback
  • Progress Tracking
Features
Read full description

Aurora Prep is a focused interview prep app for aspiring management consultants. Build structured thinking, strengthen your quant skills, and practice real case interviews with instant AI feedback. Key Features: CAST Framework Courses: Learn consulting-style problem solving through clear, bite-sized lessons. Track your progress as you move through each topic. AI Coach (Chat-Based): Practice case interview thinking with an AI coach in a conversational chat format. Get immediate guidance on structure, logic, and communication. Mental Math Practice: Train the core math skills used in case interviews with quick drills across multiplication, division, and percentages. See your accuracy and all-time stats. Real Case Studies + AI Feedback: Work through realistic case prompts and submit your answers for AI-generated feedback. Review your performance and keep improving over time. Progress Tracking Across the App: Monitor lesson completion, case activity, and math performance in one place so you always know where to focus next. Aurora Prep helps you prepare consistently, improve faster, and show up more confident on interview day.

Screenshots

Karnaugh & Boolean Minimizer4 screens
Aurora Prep4 screens

Verdict

The call

The clearest difference is price: Aurora Prep at Free against Karnaugh & Boolean Minimizer's $5.99. Aurora Prep also leads on rating (5.0 vs 4.2) and review sentiment (100% vs 71%). Karnaugh & Boolean Minimizer's advantage is update cadence (monthly vs every 6 months) and ratings volume (22 vs 6). On ads, 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

Aurora Prep is free to download; Karnaugh & Boolean Minimizer costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Aurora Prep holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 22 and 6 respectively. Written reviews point the same way: 71% of Karnaugh & Boolean Minimizer's written reviews are positive against 100% of Aurora Prep's.

UpkeepUpdate frequency

Karnaugh & Boolean Minimizer ships an update monthly, Aurora Prep every 6 months. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

Scorecard7 real differences · 3 level
Karnaugh & Boolean Minimizer versus Aurora Prep: the parameters behind the verdict, then further details
ParameterKarnaugh & Boolean MinimizerAurora Prep
Price$5.99Free — better
Rating4.2 (22 ratings)5.0 (6 ratings) — better
Positive reviews70.6% of reviews100.0% of reviews — better
Number of ratings22 — better6
Update frequencyMonthly — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS11.0 — better15.1
Further details — not scored
Size6 MB29 MB
Age rating4+4+
DeveloperKetan AppaJoel Henriques

Customer experience

Karnaugh & Boolean Minimizer

All ratings22 ratings
Positive77.3%
Neutral9.1%
Negative13.6%
Written reviews17 reviews
Positive70.6%
Neutral0.0%
Negative29.4%

Aurora Prep

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Karnaugh & Boolean Minimizer

No in-app purchases

None

Aurora Prep

No in-app purchases

Questions

Is Karnaugh & Boolean Minimizer free?
Karnaugh & Boolean Minimizer costs $5.99, with no in-app purchases.
Is Aurora Prep free?
Aurora Prep is free to download, with no in-app purchases.
Which has better reviews, Karnaugh & Boolean Minimizer or Aurora Prep?
Aurora Prep is rated higher. Karnaugh & Boolean Minimizer averages 4.2 out of 5 from 22 ratings, while Aurora Prep averages 5.0 from 6 ratings.
Do Karnaugh & Boolean Minimizer or Aurora Prep have ads?
Neither Karnaugh & Boolean Minimizer nor Aurora Prep shows ads.
Which is updated more often, Karnaugh & Boolean Minimizer or Aurora Prep?
Karnaugh & Boolean Minimizer ships an update monthly, and Aurora Prep every 6 months. Most recently, Karnaugh & Boolean Minimizer was updated on September 25, 2026 and Aurora Prep on September 24, 2026.

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