Prepare for quantitative finance interviews with this app. Practice probability, mental math, logic puzzles, and more with detailed solutions and progress tracking. Sharpen your mathematical intuition and problem-solving skills for trading and research roles.
1.2.6
July 16, 2026
minor bugs/updates
Full access to Variance Pro, billed monthly.
Variance covers essential quant interview topics including probability, mental math, sequences and patterns, brainteasers, logic puzzles, and expected value. This comprehensive coverage aims to prepare users for the rigorous quantitative skills tested by top firms.
Variance includes a progress tracking feature that allows users to monitor their improvement over time. This helps in identifying weak spots and focusing study efforts more effectively, ensuring a more targeted preparation approach.
Yes, Variance is designed for aspiring traders, quant researchers, and finance professionals, including students. Its topic-by-topic practice and detailed explanations make it suitable for those looking to build or sharpen their mathematical intuition and problem-solving speed.
Variance offers two subscription plans: Variance Pro Monthly at $24.99 per month and Variance Pro Yearly at $99.99 per year. These plans likely unlock additional features or content beyond the free offering.
Variance is available on iPhone and iPad devices. The app is designed to offer a clean, distraction-free interface for focused study on these platforms.
The latest version of Variance is 1.2.3, and it was last updated on June 5, 2026. This indicates a relatively active development cycle, suggesting ongoing improvements and content additions.
Variance has an age rating of 12+. This suggests that the content and complexity of the problems are suitable for users aged 12 and above.
No, Variance does not have advertisements. The app is designed with a clean, distraction-free interface to facilitate focused study, and it does not display any ads.