Comparison

AlgoCards vs DevPrep

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

Head to head
About

AlgoCards

Features
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Master coding interviews with 390 problems, company-specific prep lists, and spaced repetition โ€” completely free. The only app with dedicated trading firm and quant interview prep. Practice the exact problems asked at Google, Meta, Amazon, Citadel, Jane Street, Two Sigma, Goldman Sachs, and 20+ more companies. WHAT'S INSIDE: - 390 curated problems with detailed Python solutions - Company-specific problem lists for 30+ companies - SM-2 spaced repetition for optimal review scheduling - Flashcard mode for on-the-go review - Algorithm pattern cheat sheets with code templates - Weakness detection that adapts to your performance COMPANY-SPECIFIC PREP: Filter problems by company and see what they actually ask. Coverage includes: Trading Firms: Citadel, Citadel Securities, Jane Street, Two Sigma, Jump Trading, Hudson River Trading, IMC, DE Shaw, SIG, Virtu, Point72, Millennium FAANG & Big Tech: Google, Meta, Amazon, Apple, Microsoft, Netflix, Uber, Airbnb, LinkedIn, Stripe, TikTok, Databricks, Nvidia, OpenAI, Palantir, and more ALGORITHM PATTERNS: - Arrays & Hashing - Two Pointers & Sliding Window - Binary Search - Stack & Queue - Linked Lists - Trees & Tries - Graphs & BFS/DFS - Dynamic Programming - Greedy - Heaps & Priority Queues - Backtracking SMART REVIEW SYSTEM: 1. Study problems in flashcard or detail mode 2. Rate your confidence after each problem 3. AlgoCards schedules your next review at the scientifically optimal interval 4. Weakness detection identifies your weak patterns and prioritizes them 5. Build lasting pattern recognition, not temporary memorization WHO IT'S FOR: - Software engineers prepping for FAANG and Big Tech - Quant developers targeting trading firms - CS students preparing for internship interviews - Career switchers learning algorithms and data structures 100% FREE. No paywall. No ads. No subscriptions. Every problem, every solution, every feature. Download AlgoCards and prep smarter.

About

DevPrep

Features
Read full description

DevPrep โ€” Master Coding Interviews & Programming Skills Prepare for software engineering interviews and improve your programming knowledge with interactive coding quizzes, detailed explanations, exam simulations, and powerful progress tracking. Whether you're learning your first programming language or preparing for your next developer interview, DevPrep helps you practice consistently and identify weak areas quickly. Learn Popular Programming Languages - Dart - Python - JavaScript - Swift - More languages coming soon Interactive Coding Quizzes Build knowledge through carefully organized modules covering: - Language fundamentals - Syntax and keywords - Data types - Functions - Object-oriented programming - Collections and data structures - Advanced concepts - and more Exam Mode Test your knowledge under realistic conditions. - Timed exams - No hints during assessment - Performance scoring - Accuracy tracking Detailed Explanations Understand every answer. - Learn why an answer is correct - Review mistakes instantly - Reinforce important concepts - Improve retention Powerful Analytics Track your growth over time. - Learning streaks - Accuracy statistics - Modules completed - Questions answered - Learning insights Stay Motivated Build a daily learning habit with: - Streak tracking - Progress indicators - Performance summaries - Personalized recommendations Perfect For - Software engineering interview preparation - Developers learning Dart, JavaScript, Python, Swift and more - Computer science students - Self-taught programmers - Junior developers - Career changers Start practicing today and become a more confident developer with DevPrep. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

AlgoCards4 screens
DevPrep4 screens

Verdict

The call

The clearest difference is in-app purchases: AlgoCards at none against DevPrep's 4. DevPrep's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.6). On price and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. DevPrep sells 4 one-off in-app purchases. AlgoCards asks for nothing beyond the download.

Scorecard3 real differences ยท 3 level
AlgoCards versus DevPrep: the parameters behind the verdict, then further details
ParameterAlgoCardsDevPrep
PriceFreeFree
Update frequencyEvery 9 daysโ€”
AdsYesNo โ€” better
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.613.0 โ€” better
Further details โ€” not scored
Size61 MB25 MB
Age rating4+4+
DeveloperRyan HambyShohruxbek Atavullayev

In-app purchases

None

AlgoCards

No in-app purchases

4 purchases

DevPrep

One-time4
  • Unlock Dart$12.99
  • Unlock JavaScript$12.99
  • Unlock Python$12.99
Show 1 more
  • Unlock Swift$12.99

Questions

Is AlgoCards free?
AlgoCards is free to download, with no in-app purchases.
Is DevPrep free?
DevPrep is free to download, with in-app purchases available.
Do AlgoCards or DevPrep have ads?
AlgoCards shows ads; DevPrep does not.

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