Comparison

LeetFlash vs AlgoCards

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

Head to head
About

LeetFlash

Features
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Mastering algorithms isn’t just about solving problems β€” it’s about reviewing them effectively! LeetFlash applies spaced repetition techniques, inspired by the Ebbinghaus forgetting curve, to help you deeply memorize and retain LeetCode problems, making your technical interview prep smarter and more efficient. Key Features: - Intelligent Review Scheduling: Automatically plan optimal review times based on your performance. - Easy Problem Capture: Use our Chrome Extension to save problems. - Cross-Device Sync: Keep your study progress in sync across mobile and desktop. Who is it for? - Students and professionals preparing for technical interviews - Developers aiming to strengthen their algorithm foundation - Learners looking to build a sustainable and effective study habit Let LeetFlash be your coach for algorithm mastery β€” turn your practice into lasting success! Note: Adding new problems is currently supported via the LeetFlash website. The iOS app focuses on reviewing your existing saved problems. Privacy Policy: https://www.leetflash.com/privacy Terms of Use: https://www.leetflash.com/terms

About

AlgoCards

Features
Read full description

Master coding interviews with 390 problems, company-specific prep lists, and spaced repetition β€” 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.

Screenshots

LeetFlash4 screens
AlgoCards4 screens

Verdict

The call

The clearest difference is in-app purchases: AlgoCards at none against LeetFlash's 2. LeetFlash's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

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

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

Both are free to download. LeetFlash sells 2 in-app purchases, starting at $4.99 per month. AlgoCards asks for nothing beyond the download.

Scorecard2 real differences Β· 4 level
LeetFlash versus AlgoCards: the parameters behind the verdict, then further details
ParameterLeetFlashAlgoCards
PriceFreeFree
Update frequencyβ€”Every 9 days
AdsNo β€” betterYes
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 β€” better15.6
Further details β€” not scored
Size32 MB61 MB
Age rating4+4+
DeveloperζΆ¦η”° 何Ryan Hamby

In-app purchases

2 purchases

LeetFlash

Subscriptions2
  • LeetFlash Premium$4.991 Month
  • LeetFlash Premium$49.991 Year
None

AlgoCards

No in-app purchases

Questions

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

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