Comparison

LeetCode vs Hello Interview

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

Head to head
About

LeetCode

Practice coding challenges and prepare for technical interviews on the go. Discover company-specific questions, manage your practice lists, and track your progress. Stay updated with contests and daily quests to improve your skills.

Highlights
  • Search and discover company questions
  • Practice coding challenges
  • Manage practice lists
  • Track personal progress
  • Contest registration and calendar sync
  • Daily challenges and quests
Features
Read full description

One LeetCode a day keeps your reasoning in play. Introducing LeetCode for iOS and iPadOS. Enjoy LeetCoding right at your fingertips — jump in for quick practice, browse your collections, and stay on top of important events and progress. With LeetCode in the palm of your hand, you can easily: • Search and discover the latest company questions. • View and quickly practice your favorite challenges right in the palm of your hand. • Manage your lists or add to your wishlist to practice later. • Keep track of your personal progress with a rich profile view and widgets. • Stay notified and keep your streak alive — level up with new challenges and quests every day. • Register for contests and sync them to your calendar. Live Activities keep you updated on contest progress — so you never miss a moment. • And more content and features coming every month… Terms of Services: https://leetcode.com/terms/ Privacy Policy: https://leetcode.com/privacy/

About

Hello Interview

Prepare for software engineering interviews with structured learning paths, practical guides, and interactive quizzes. Gain confidence in system design, data structures, algorithms, and behavioral questions. Access real interview experiences and community insights.

Highlights
  • Structured learning paths
  • Practical interview guides
  • Interactive quizzes
  • Real interview questions
  • Community discussions
  • Progress tracking
Features
Read full description

Prepare for your software engineering interviews with focused learning paths, practical guides, interactive quizzes, and insights from real interview experiences. Hello Interview helps you build the knowledge and confidence you need for technical interviews across system design, data structures and algorithms, low-level design, behavioral interviews, and more. With the app, you can: • Follow structured learning paths and track your progress • Read clear, practical interview guides • Explore real interview questions shared by candidates • Test your knowledge with interactive quizzes • Learn from community discussions and candidate success stories • Search across articles, guides, and interview questions • Continue learning wherever you are Sign in to sync your progress and access the content available to your Hello Interview account.

Screenshots

LeetCode4 screens
Hello Interview4 screens

Verdict

The call

The clearest difference is in-app purchases: Hello Interview at none against LeetCode's 2. Hello Interview also leads on update cadence (daily vs every 2 weeks) and rating (5.0 vs 4.8). LeetCode's advantage is ratings volume (611 vs 3). On price, ads, device support and iOS requirement 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. LeetCode sells 2 in-app purchases, starting at $35.00 per month. Hello Interview asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Hello Interview holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: LeetCode has 611 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

LeetCode ships an update every 2 weeks, Hello Interview daily. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

Scorecard5 real differences · 5 level
LeetCode versus Hello Interview: the parameters behind the verdict, then further details
ParameterLeetCodeHello Interview
PriceFreeFree
Rating4.8 (611 ratings)5.0 (3 ratings) — better
Positive reviews44.2% of reviews—
Number of ratings611 — better3
Update frequencyEvery 2 weeksDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better16.4
Further details — not scored
Size110 MB53 MB
Age rating4+9+
DeveloperLeetCodeOptick Labs Inc. dba Hello Interview

Customer experience

LeetCode

All ratings611 ratings
Positive93.6%
Neutral2.1%
Negative4.3%
Written reviews52 reviews
Positive44.2%
Neutral28.8%
Negative26.9%

Hello Interview

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

LeetCode

Subscriptions2
  • LeetCode Premium Monthly$35.001 Month
  • LeetCode Premium Yearly$159.001 Year
None

Hello Interview

No in-app purchases

Questions

Is LeetCode free?
LeetCode is free to download, with in-app purchases available.
Is Hello Interview free?
Hello Interview is free to download, with no in-app purchases.
Which has better reviews, LeetCode or Hello Interview?
Hello Interview is rated higher. LeetCode averages 4.8 out of 5 from 611 ratings, while Hello Interview averages 5.0 from 3 ratings.
Do LeetCode or Hello Interview have ads?
Neither LeetCode nor Hello Interview shows ads.
Which is updated more often, LeetCode or Hello Interview?
LeetCode ships an update every 2 weeks, and Hello Interview daily. Most recently, LeetCode was updated on October 6, 2026 and Hello Interview on October 1, 2026.

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