iOS app for quant interview prep

The First App for Quant Aspirants

The first iOS app built specifically for quantitative candidates. Master mental math, cognitive assessments, and problem-solving for firms like Jane Street, Optiver, IMC Trading, SIG, HRT, Citadel, and Two Sigma. Train speed, precision, numerical intuition, and decision-making under pressure.

Now Available

specialized games

Apple devices

works on iPhone, iPad, and Mac

$0.99

Free

for early users

Assessment Library

12 Specialized Cognitive Assessments

Fully customizable assessments across memory, reaction time, and mental math. Adjust difficulty, time limits, and challenge types to match your skill level and training goals.

Arithmetic Master

Master mental math with 5 game modes: Practice, Speed Drill, Survival, Perfect Streak, and Blitz.

Number Sense

Fermi estimation and quick calculations used in case interviews with step-by-step solution logic.

3D Mental Rotation

Industry-standard spatial reasoning assessment with 3D block structures and timed challenges.

Memory Grid

Test and improve working memory by memorizing and reproducing grid patterns.

Spot the Switch

Rapid change detection and attention to detail training with time pressure challenges.

Reaction Time

Measure and improve response speed with visual, audio, and choice reaction tests.

Tower of Hanoi

Classic cognitive puzzle with dynamic difficulty and efficiency scoring for strategic thinking.

Arrow Storm

Test focus under pressure with Stroop-like interference challenges and cognitive control training.

Balloon Risk

Risk assessment and decision-making game teaching optimal stopping and probability intuition.

Fraction Wars

Master fraction comparisons with quick size evaluations and mixed number challenges.

Percentage Pro

Rapid percentage calculations including reverse percentages and real-world applications.

80 in 8

Ultimate speed challenge: 80 arithmetic questions in 8 minutes with leaderboard competition.

Methodology

Scientific Approach to Cognitive Training

QuantQwik combines cognitive science research with real-world quant assessment methodologies. Every feature is designed based on validated testing principles and adaptive learning algorithms.

Research-Backed Assessments

Each assessment is built on validated cognitive testing methodologies from peer-reviewed research in psychometrics and cognitive psychology. We've studied industry-standard tests used by top trading firms to replicate the same evaluation criteria.

Adaptive Difficulty Algorithm

Our spaced repetition and adaptive difficulty system ensures you're always training at the optimal challenge level. Based on cognitive load theory, the app adjusts in real-time to maximize learning efficiency and skill retention.

Comprehensive Performance Tracking

Track your cognitive growth across 12+ dimensions with detailed analytics. Monitor reaction time, accuracy, speed improvement, and consistency over time. Identify weak areas and measure progress with precision.

Interview-Ready Skills

Practice under realistic time pressure and constraints that mirror actual quant assessments. Build the mental stamina and quick-thinking abilities required to excel in high-stakes trading firm interviews.

Built on Cognitive Science

Our assessments incorporate principles from working memory research, psychometric testing standards, and cognitive load optimization to deliver measurable improvement in mental performance.

Use Cases

Built for Serious Preparation

Whether you're preparing for quant interviews, maintaining trading skills, or pursuing cognitive excellence, QuantQwik provides the structured, scientific training you need.

Quant Trading Candidates

Preparing for assessment rounds at top firms

✓
Practice mental math under time pressure like actual Optiver and IMC assessments
✓
Master probability estimation and quick calculations for SIG and HRT interviews
✓
Build cognitive speed and accuracy required by Citadel and Two Sigma
✓
Simulate real interview conditions with timed challenges and performance tracking

Working Quants & Traders

Maintaining peak cognitive performance

✓
Daily mental math drills to stay sharp for rapid market calculations
✓
Reaction time and decision-making practice for high-pressure trading scenarios
✓
Continuous skill refinement with adaptive difficulty that grows with you
✓
Track performance trends to ensure cognitive abilities remain at peak levels

Cognitive Improvement Seekers

Structured training for measurable results

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Evidence-based assessments designed from cognitive psychology research
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Personalized difficulty progression based on your current skill level
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Comprehensive analytics showing improvement across multiple cognitive dimensions
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Gamified experience that makes cognitive training engaging and sustainable

Reviews

App Store Reviews

Recent feedback from people using QuantQwik for daily practice and interview preparation.

“A lot of different exercises to improve in math and quant-related drills”

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ITA

Pricing

Simple Monthly Pricing

One plan. Full access. Built for daily training without distractions.

Monthly plan

$0.99Free

for early users

Free during early access. Paid plan launches soon at $0.99 per month.

All 12 cognitive assessments
Unlimited practice sessions
Advanced performance analytics
Progress tracking & statistics
All difficulty levels unlocked
No ads, no interruptions

Start training today

FAQ

Frequently Asked Questions

Everything you need to know about QuantQwik. Can't find what you're looking for? Contact our support team.

QuantQwik focuses on industry-standard assessments used by top companies. We combine rigorous practice with engaging gamification and provide detailed solution explanations for every question.

No! All games work offline. Your progress syncs automatically when you're online, so you can practice anywhere, anytime.

Absolutely! We have multiple difficulty levels and adaptive modes that adjust to your skill level. Whether you're just starting or already advanced, QuantQwik meets you where you are.

Yes! Our games are designed to help you prepare for quantitative assessments used by leading quant trading firms like IMC Trading, Optiver, Jane Street, and other prop trading companies.

We recommend 15-30 minutes daily for best results. Consistency is key to building cognitive skills and mental math speed.

You can currently see your high scores for each game. Detailed progress tracking and analytics are coming soon!

QuantQwik is available on iPhone (iOS 15+) and iPad. The app is optimized for all screen sizes and orientations.

Ready to sharpen your mind?

Join thousands of students and professionals using QuantQwik to prepare for their biggest opportunities. 100% Free during launch!

Now Available

Available for iOS 17+