Comparison

Coding Interview vs AlgoFox

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

Head to head
About

Coding Interview

Features
Read full description

Algo Mind turns abstract algorithms into something you can see. Every lesson pairs a step-by-step animated visualization with synced, highlighted code — you watch pointers move, trees grow, and tables fill in until the idea actually clicks. Stop memorizing solutions; learn the patterns behind them. WATCH ALGORITHMS THINK • 164 classic problems fully animated — play, pause, and step through at your own pace • Code highlighted in sync with the animation, line by line • A live memory view shows variables, pointers, and call frames as they change • Arrays, hash maps, linked lists, stacks, queues, binary trees, tries, heaps, graphs, matrices, DP tables, recursion stacks, sliding windows, and bit operations — one consistent visual language 1,576 PROBLEMS DEEP • The full interview canon, from Two Sum to hard dynamic programming • Solutions in four languages: Python, Java, Kotlin, and C++ • Plain-language explanations, worked examples, and time/space complexity for every problem • Filter by topic, difficulty, company, or your bookmarks — and track every solve A CLEAR PATH • Eight chapters from Foundations to interview-ready, picking up exactly where you left off • 21 animated cheatsheets with nearly 500 animated steps and predict-the-next-step quizzes — perfect for a fast review the night before an interview PRACTICE THAT STICKS • Quick 5, Daily Mix, weak-spot review, or build your own session by topic, difficulty, and company • Three question types: order the steps, true/false concept checks, and 176 fill-in-the-blank code puzzles • Timed Rank Mode for when you want a little pressure STAY ON TRACK • Daily streaks that count any learning activity • XP and per-topic progress tracking • Bookmarks and optional study reminders • Full dark mode • Core lessons work offline • No ads, ever START TODAY A selection of sample problems, puzzles, and cheatsheets is free. An optional Algo Mind Premium subscription unlocks the full library. Subscriptions renew automatically and can be managed in your App Store account settings. Privacy Policy: https://www.algomind.app/privacy.html Terms of Use: https://www.algomind.app/terms.html

About

AlgoFox

This app offers bite-sized coding exercises focused on algorithms and data structures. Practice pattern recognition, debugging, and problem-solving skills in short, daily sessions to prepare for technical interviews.

Highlights
  • Bite-sized coding exercises
  • Algorithm and DSA practice
  • Pattern recognition training
  • Mistake explanations
  • Timed interview sessions
  • Progress tracking
  • Daily practice streaks
Features
Read full description

AlgoFox helps you prepare for software engineering interviews with quick, focused practice on your phone. Topics include: • Arrays, linked lists, stacks, queues, trees, and graphs • Two pointers, sliding window, binary search, recursion, and dynamic programming • AI prompting, code generation, debugging, refactoring, and test creation • APIs, databases, caching, load balancing, message queues, and scaling Build streaks, earn XP, review mistakes, and track your progress. AlgoFox Pro unlocks all courses, unlimited practice, boss levels, and mistake review. Terms: https://algofox.app/terms Privacy: https://algofox.app/privacy

Screenshots

Coding Interview4 screens
AlgoFox4 screens

Verdict

The call

The clearest difference is ads: AlgoFox at none against Coding Interview's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Coding Interview sells 2 in-app purchases, starting at $29.99 per month and AlgoFox sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 25, 2026 and September 20, 2026 respectively.

Scorecard1 real difference · 9 level
Coding Interview versus AlgoFox: the parameters behind the verdict, then further details
ParameterCoding InterviewAlgoFox
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyWeeklyWeekly
AdsYesNo — better
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size100 MB49 MB
Age rating4+4+
DeveloperRaul PodarFOX3 LLC

In-app purchases

2 purchases

Coding Interview

Subscriptions2
  • AlgoMind Pro Monthly$29.991 Month
  • AlgoMind Pro Annual$89.991 Year
2 purchases

AlgoFox

Subscriptions2
  • AlgoFox Pro gói tháng3 Days trial$9.991 Month
  • AlgoFox Pro gói năm3 Days trial$44.991 Year

Questions

Is Coding Interview free?
Coding Interview is free to download, with in-app purchases available.
Is AlgoFox free?
AlgoFox is free to download, with in-app purchases available.
Do Coding Interview or AlgoFox have ads?
Coding Interview shows ads; AlgoFox does not.
Which is updated more often, Coding Interview or AlgoFox?
Coding Interview ships an update weekly, and AlgoFox weekly. Most recently, Coding Interview was updated on September 25, 2026 and AlgoFox on September 20, 2026.

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