iCoder Downloads & RevenueiCoder - Advanced Algorithms · App Store
iCoder - 算法从入门到进阶
Not in any tracked top chart right now.
Updated 6 Nov 2026 · rankings refresh through the day
Developer天从 何
CategoryEducation
Price0.99 EUR
Released
Rating★ 0.0 (0)
Version8.1.0
Age rating4+
First seen by us
1 Oct 2026
1 Oct 2026iCoder - Advanced Algorithms update history & changes
Last change · 4 events since 4 Apr 2019Full timeline ↓📈Dropped out of every chart we track🆕First spotted by AppInsider📦Version 8.1.0🆕Released on the App Store
Full timeline · 4 events
- 📈iCoder - Advanced Algorithms dropped out of every chart we trackLast seen 1 Oct
- 🆕iCoder - Advanced Algorithms first spotted by AppInsider#18 in Top Paid · Education · Germany
- 📦iCoder - Advanced Algorithms version 8.1.0iCoder 8.0 - 8th Anniversary Edition
- Celebrating 8 years with a major SwiftUI rebuild for iOS 16 and later
- Thank you for years of support; version 8.0 is our anniversary gift to every learner
- App identity unified as iCoder across the Home Screen, About page, and the full app
- Redesigned About page with feature highlights and version info
- All-new in-app Widget Guide: setup steps, Lock Screen and StandBy tips, widget gallery, and FAQ
- Seven Home Screen and Lock Screen widgets: Daily Problem, Difficulty Glance, Daily Quiz, Favorites, Wrong Book, Learning Progress, and Company Spotlight
- On iOS 17 and later, shuffle another daily pick from the Daily Problem Home Screen widget without opening the app
- Daily 10-question quiz with streak tracking and a Wrong Book linked to full problem detail
- Browse 1000+ problems in list or grid; filter by difficulty, VIP, favorites, and learning status
- Categories by tags and companies; search by ID, title, content, tag, or company
- Problem detail: bilingual text, adjustable font size, share as a long image, toolbar favorites, solution links, prev/next navigation
- Per-problem Unlearned, Learned, and Mastered status; Favorites and Recently Viewed on the Problems tab
- One-tap clear for all Recently Viewed history
- Customize up to four Home Screen quick actions
- Widget backgrounds can follow your accent theme; widgets work fully offline
- Sixteen accent colors; Light, Dark, or System appearance
- UI language: English, Simplified Chinese, or Traditional Chinese
- Keyboard shortcuts on iPad and Mac
- Still zero ad popups: eight years of focused practice, unchanged… more - 🆕iCoder - Advanced Algorithms released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
0.0 ★
0 ratings
Measured
iCoder - Advanced Algorithms on the App Store
App details
App ID
1458259471
Publisher
天从 何
On the store since
Apr 2019
7 years on the store
Minimum OS
iOS 16.0+
iPhone 8 and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
3
EN ZH ZH
Size
11 MB
Also listed in
Reference
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
0.0 ★
0 ratings
Measured
Ratings
0
Measured
About iCoder - Advanced Algorithms
Eight years. One mission: help you master algorithms without distractions.
iCoder is a LeetCode practice app trusted since day one by learners preparing for technical interviews. Version 8.0 marks our 8th anniversary with a complete SwiftUI rebuild: faster, cleaner, and ready for iOS 16 and later. Still 1000+ classic problems, still offline, still no ad popups.
WHY iCODER
- Born for interview prep: company-tagged problems mirror what top firms often ask
- Organized by difficulty, tags, and companies so you can drill weak spots
- Offline-first: the library lives on your device; browse, quiz, and widgets work without Wi-Fi
- Eight years of polish: now with a modern SwiftUI interface and rich widgets
BROWSE AND SEARCH
- Numbered list or compact grid with adjustable columns on iPhone and iPad
- Filter by Easy, Medium, Hard, VIP, favorites, and learning status
- Optional Favorites and Recently Viewed at the top of the Problems tab
- Search by problem ID, title, content, tag, or company
- Swipe and context menus for favorites and status
CATEGORIES
- Algorithm tags from arrays to dynamic programming
- Company collections for targeted interview practice
- Smooth flow from filters to detail
PROBLEM DETAIL
- Bilingual Chinese and English descriptions
- Adjustable font size
- Unlearned, Learned, and Mastered tracking
- Toolbar favorites and solution links when online
- Share a long image for notes or study groups
- Previous and next problem navigation
DAILY QUIZ AND REVIEW
- Ten questions per day by difficulty, tag, or company
- Today score, best score, and streak
- Wrong Book with one-tap return to full problem detail
- Reshuffle for extra practice the same day
LEARNING TRACKING
- Favorites and Recently Viewed lists in Settings
- One-tap clear all recents
- Stats for favorites, learned rate, and mastered rate
WIDGETS (iOS 16 AND LATER)
- Daily Problem, Difficulty Glance, Daily Quiz, Favorites, Wrong Book, Learning Progress, Company Spotlight
- Lock Screen and StandBy compact layouts; deep-link into the app
- On iOS 17 and later: shuffle from Daily Problem and Company Spotlight Home Screen widgets without opening the app
- In-app Widget Guide with FAQ
PERSONALIZATION
- Sixteen accent colors; Light, Dark, or System
- Widget backgrounds can match your theme
- English, Simplified Chinese, Traditional Chinese, or Follow System
- List or grid layout with custom column count
SHORTCUTS
- Up to four Home Screen quick actions on long-press
- Deep links from widgets and shortcuts
- iPad and Mac keyboard shortcuts
SUPPORT
- Rate, email feedback, share the app, tip the developer
- More apps from the developer
- Optional App Store update reminder
OUR PROMISE SINCE YEAR ONE
- No ad popups inside the app
- Offline problem library
- Your time is precious; we respect it
Requires iOS 16.0 or later. Download iCoder 8.0 and celebrate eight years of practice with us.
iCoder is a LeetCode practice app trusted since day one by learners preparing for technical interviews. Version 8.0 marks our 8th anniversary with a complete SwiftUI rebuild: faster, cleaner, and ready for iOS 16 and later. Still 1000+ classic problems, still offline, still no ad popups.
WHY iCODER
- Born for interview prep: company-tagged problems mirror what top firms often ask
- Organized by difficulty, tags, and companies so you can drill weak spots
- Offline-first: the library lives on your device; browse, quiz, and widgets work without Wi-Fi
- Eight years of polish: now with a modern SwiftUI interface and rich widgets
BROWSE AND SEARCH
- Numbered list or compact grid with adjustable columns on iPhone and iPad
- Filter by Easy, Medium, Hard, VIP, favorites, and learning status
- Optional Favorites and Recently Viewed at the top of the Problems tab
- Search by problem ID, title, content, tag, or company
- Swipe and context menus for favorites and status
CATEGORIES
- Algorithm tags from arrays to dynamic programming
- Company collections for targeted interview practice
- Smooth flow from filters to detail
PROBLEM DETAIL
- Bilingual Chinese and English descriptions
- Adjustable font size
- Unlearned, Learned, and Mastered tracking
- Toolbar favorites and solution links when online
- Share a long image for notes or study groups
- Previous and next problem navigation
DAILY QUIZ AND REVIEW
- Ten questions per day by difficulty, tag, or company
- Today score, best score, and streak
- Wrong Book with one-tap return to full problem detail
- Reshuffle for extra practice the same day
LEARNING TRACKING
- Favorites and Recently Viewed lists in Settings
- One-tap clear all recents
- Stats for favorites, learned rate, and mastered rate
WIDGETS (iOS 16 AND LATER)
- Daily Problem, Difficulty Glance, Daily Quiz, Favorites, Wrong Book, Learning Progress, Company Spotlight
- Lock Screen and StandBy compact layouts; deep-link into the app
- On iOS 17 and later: shuffle from Daily Problem and Company Spotlight Home Screen widgets without opening the app
- In-app Widget Guide with FAQ
PERSONALIZATION
- Sixteen accent colors; Light, Dark, or System
- Widget backgrounds can match your theme
- English, Simplified Chinese, Traditional Chinese, or Follow System
- List or grid layout with custom column count
SHORTCUTS
- Up to four Home Screen quick actions on long-press
- Deep links from widgets and shortcuts
- iPad and Mac keyboard shortcuts
SUPPORT
- Rate, email feedback, share the app, tip the developer
- More apps from the developer
- Optional App Store update reminder
OUR PROMISE SINCE YEAR ONE
- No ad popups inside the app
- Offline problem library
- Your time is precious; we respect it
Requires iOS 16.0 or later. Download iCoder 8.0 and celebrate eight years of practice with us.
Latest updates
8.1.0
iCoder 8.0 - 8th Anniversary Edition
- Celebrating 8 years with a major SwiftUI rebuild for iOS 16 and later
- Thank you for years of support; version 8.0 is our anniversary gift to every learner
- App identity unified as iCoder across the Home Screen, About page, and the full app
- Redesigned About page with feature highlights and version info
- All-new in-app Widget Guide: setup steps, Lock Screen and StandBy tips, widget gallery, and FAQ
- Seven Home Screen and Lock Screen widgets: Daily Problem, Difficulty Glance, Daily Quiz, Favorites, Wrong Book, Learning Progress, and Company Spotlight
- On iOS 17 and later, shuffle another daily pick from the Daily Problem Home Screen widget without opening the app
- Daily 10-question quiz with streak tracking and a Wrong Book linked to full problem detail
- Browse 1000+ problems in list or grid; filter by difficulty, VIP, favorites, and learning status
- Categories by tags and companies; search by ID, title, content, tag, or company
- Problem detail: bilingual text, adjustable font size, share as a long image, toolbar favorites, solution links, prev/next navigation
- Per-problem Unlearned, Learned, and Mastered status; Favorites and Recently Viewed on the Problems tab
- One-tap clear for all Recently Viewed history
- Customize up to four Home Screen quick actions
- Widget backgrounds can follow your accent theme; widgets work fully offline
- Sixteen accent colors; Light, Dark, or System appearance
- UI language: English, Simplified Chinese, or Traditional Chinese
- Keyboard shortcuts on iPad and Mac
- Still zero ad popups: eight years of focused practice, unchanged
