Comparison

QuantDojo vs Probability for Computing

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

Head to head
About

QuantDojo

Features
Read full description

QuantDojo is the only app built specifically for quant finance interview prep. 1,300+ brain teasers and growing, covering every question type you'll face at top firms. WHAT YOU GET • 1,300+ brain teasers across Probability, Statistics, Combinatorics, Logic, and Game Theory • Questions tagged by firm — Jane Street, Citadel, Two Sigma, DE Shaw, Optiver, SIG, HRT, IMC, and more • 3 progressive hints per question to guide your thinking • Full step-by-step solutions with mathematical explanations • Spaced repetition to lock in what you've learned • Track your accuracy by category and difficulty HOW IT WORKS Pick a category, difficulty, or target firm and start solving. Reveal hints when you're stuck. Check the full solution when you're ready. Mark questions as solved or send them to your review queue. QuantDojo tracks your weak spots and resurfaces questions at the right intervals. WHO IT'S FOR • Students prepping for quant interviews • Career switchers moving into quant finance • Working professionals staying sharp PRICING Subscribe monthly or annually, or get lifetime access with a single purchase. Free users can preview 3 full solutions before subscribing. Privacy: All your data stays on your device. We collect nothing. Terms of Use: https://elilindt.github.io/quantdojo-site/terms.html Privacy Policy: https://elilindt.github.io/quantdojo-site/privacy.html

About

Probability for Computing

Features
Read full description

Probability for Computing is an independent study app for learners who want focused practice in probability concepts used in computing, data, algorithms, systems, and technical interviews. Work through 160 questions across Fundamentals, Practical Skills, Common Pitfalls, and Advanced Concepts. Each question includes an explanation so you can understand the reasoning, not just memorize an answer. Features: - FSRS spaced-repetition intervals for long-term review - Weak-point heatmap to spot topics that need work - Daily challenge for steady practice - Mock exams for timed review - Offline practice for commutes, classrooms, and travel - No login required Use it as a companion for coursework, self-study, interview prep, or exam-style review when you need short, repeatable probability drills. Independent study app for Probability for Computing practice. Not affiliated with, endorsed by, or sponsored by any company, certification body, exam operator, or vendor. All trademarks belong to their respective owners. Practice offline, no login required.

Screenshots

QuantDojo4 screens
Probability for Computing4 screens

Verdict

The call

The clearest difference is in-app purchases: Probability for Computing at none against QuantDojo's 3. Probability for Computing also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. QuantDojo sells 3 in-app purchases, starting at $12.99 per month. Probability for Computing asks for nothing beyond the download.

Scorecard2 real differences Ā· 3 level
QuantDojo versus Probability for Computing: the parameters behind the verdict, then further details
ParameterQuantDojoProbability for Computing
PriceFreeFree
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size3 MB38 MB
Age rating4+4+
DeveloperElias LindbergsAFTW LLC

In-app purchases

3 purchases

QuantDojo

Subscriptions2
  • Monthly$12.991 Month
  • Annual$79.991 Year
One-time1
  • Lifetime Access$199.99
None

Probability for Computing

No in-app purchases

Questions

Is QuantDojo free?
QuantDojo is free to download, with in-app purchases available.
Is Probability for Computing free?
Probability for Computing is free to download, with no in-app purchases.
Do QuantDojo or Probability for Computing have ads?
Neither QuantDojo nor Probability for Computing shows ads.

Other comparisons