Comparison

LeetCode vs DataExpert / TechExpert

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. Track your progress, discover company-specific questions, and stay updated on coding contests. New content and features are added monthly.

Highlights
  • Search and discover company questions
  • Practice favorite coding challenges
  • Manage challenge lists and wishlists
  • Track personal progress with profile view
  • Stay notified of contests and streaks
  • Register for contests and sync to calendar
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

DataExpert / TechExpert

This platform offers a space for students to connect with peers, access educational videos, and manage academic tasks. It provides access to premium learning programs through various subscription options.

Highlights
  • Join student communities
  • Watch educational videos
  • Connect with other students
  • Check homework assignments
  • Receive notifications
  • Access premium programs
Features
Read full description

DataExpert / TechExpert native app allows you to join communities, watch videos, connect with other students, check on homework, get notifications and much more! SUBSCRIPTIONS Some academies offer premium programs as auto-renewable subscriptions: • All-Access DataExpert.io Subscription — $119.99 per 1 month • TCI Pro Subscription (Monthly) — $59.99 per 1 month, with a 3-day free trial • TCI Pro Subscription (Annual) — $599.99 per 1 year Payment will be charged to your Apple ID account at confirmation of purchase (or after the free trial, where offered). Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.dataexpert.io/privacy

Screenshots

LeetCode4 screens
DataExpert / TechExpert4 screens

Verdict

The call

The clearest difference is ratings volume: LeetCode at 684 against DataExpert / TechExpert's 1. DataExpert / TechExpert's advantage is rating (5.0 vs 4.8). On price, update cadence, ads and in-app purchases 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 and DataExpert / TechExpert sells 3 in-app purchases, starting at $59.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

DataExpert / TechExpert holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: LeetCode has 684 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

LeetCode ships an update fortnightly, DataExpert / TechExpert every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
LeetCode versus DataExpert / TechExpert: the parameters behind the verdict, then further details
ParameterLeetCodeDataExpert / TechExpert
PriceFreeFree
Rating4.8 (684 ratings)5.0 (1 ratings) — better
Positive reviews44.2% of reviews—
Number of ratings684 — better1
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better17.0
Further details — not scored
Size110 MB66 MB
Age rating4+4+
DeveloperLeetCodeTechExpert.io

Customer experience

LeetCode

All ratings669 ratings
Positive93.7%
Neutral2.2%
Negative4.0%
Written reviews52 reviews
Positive44.2%
Neutral28.8%
Negative26.9%

DataExpert / TechExpert

All ratings1 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
3 purchases

DataExpert / TechExpert

Subscriptions3
  • TCI Pro Monthly3 Days trial$59.991 Month
  • All-Access Monthly$119.991 Month
  • TCI Pro Annual3 Days trial$599.991 Year

Questions

Is LeetCode free?
LeetCode is free to download, with in-app purchases available.
Is DataExpert / TechExpert free?
DataExpert / TechExpert is free to download, with in-app purchases available.
Which has better reviews, LeetCode or DataExpert / TechExpert?
DataExpert / TechExpert is rated higher. LeetCode averages 4.8 out of 5 from 684 ratings, while DataExpert / TechExpert averages 5.0 from 1 ratings.
Do LeetCode or DataExpert / TechExpert have ads?
Neither LeetCode nor DataExpert / TechExpert shows ads.
Which is updated more often, LeetCode or DataExpert / TechExpert?
LeetCode ships an update fortnightly, and DataExpert / TechExpert every 3 weeks. Most recently, LeetCode was updated on November 5, 2026 and DataExpert / TechExpert on October 31, 2026.

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