# iTer - IT learning — ITer for a job interview > Offline developer interview question library with study tools and company exams. (iPhone/iPad app by 天从 何.) - Source: https://appshunter.io/ios/app/iter-it-learning/id1224934068 (this page in markdown: same URL + `.md`) - Developer: [天从 何](https://appshunter.io/developer/914453386) - Category: Developer Tools, Reference - Price: $0.99 with in-app purchases - Rating: 5.00/5 from 1 App Store ratings · 5 written reviews indexed - Age rating: 4+ - Requires: iOS 16.0 · 19 MB - Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan) - Released: 2017-04-11 - Data updated: 2026-08-23 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/iter-it-learning/id1224934068/reviews.md ## What is iTer? iTer is your offline interview question library for developers. For ten years, iTer has helped programmers study smarter for job interviews. Version 10 is a full SwiftUI rebuild that brings 10,000+ curated questions, company exams, and practical study tools into one clean, fast, always-ready app. Whether you are preparing for campus recruiting, switching jobs, or refreshing fundamentals, iTer turns spare minutes into real progress. 1. Massive offline question bank - 10,000+ interview questions, fully offline - 16 language tracks: Objective-C, Swift, Java, C/C++, PHP, JavaScript, Python, SQL, C#, HTML5, Ruby, R, Linux, Big Data, Algorithms, Network Security - 12 career paths: iOS, Java, Web, PHP, Python, Game, Database, Big Data, Linux, Algorithm, and Network Engineering - 12 company exam collections from Google, Microsoft, Baidu, Tencent, Alibaba, JD, 360, NetEase, and more - Multiple-choice and Q&A formats covering language basics, frameworks, algorithms, and common interview topics 2. Smart learning management - Star important questions for quick review before interviews - Recent history picks up where you left off - Mastery labels: unlearned, learned, mastered - Wrong-answer notebook collects mistakes from daily quizzes - Learning stats summarize favorites, wrong answers, and mastery rate 3. Daily quiz habit builder - Five multiple-choice questions every day, seeded by date - Streak counter keeps you motivated - Instant scoring with encouraging feedback - Wrong-answer review shows your answer vs the correct one - Retry today or reshuffle for extra practice 4. Powerful global search - Search questions, answers, and knowledge keywords - Filter by language or company exams - Jump straight to question details from results -【iPad + keyboard】⌘F to search, ⌘1–⌘4 for tabs. In question detail (from a multi-question list): ← Previous, R Random, Space Show answer, → Next — faster review on iPad. 5. Categories and advanced learning - Browse by career path or company exam papers - Advanced learning links to LeetCode, Objc.io, NSHipster, Awesome lists, Gitbook tutorials, and practice projects - External links open inside the app with in-app Safari 6. Home screen widgets - Daily Question: one interview question on your home screen - Quiz Glance: today score and streak - Favorites Glance: track saved questions - Wrong Book Glance: reminders for mistakes to review - Widget background can follow your app theme 7. Home screen quick actions - Long-press the app icon to pin up to 4 shortcuts - Jump to search, daily quiz, favorites, wrong book, categories, feedback, or App Store review - Deep links open the right screen instantly 8. Rich question detail experience - Tap to reveal or hide answers for Q&A items - Interactive multiple-choice practice before seeing explanations - Toolbar actions for favorite, mastery, and share - Copy question and answer text for notes - Shuffle question order in lists - Share cards render a long image with QR code for friends and teammates 9. 15 beautiful themes - Presets including Gold, Ocean Blue, Forest Green, Rose Pink, and more - Custom accent color support - Light, dark, and system appearance - List and grid layouts across language, category, and question screens 10. Native multi-platform experience - iOS and iPadOS 16: full features including widgets and quick actions - macOS 13: native Mac app with tabs, keyboard shortcuts, share cards, and tips 11. Settings and support - Toggle favorites and recent sections on the Languages tab - In-app feedback email to the developer - Tip the developer to support ongoing updates - About page with version info and open-source credits Why iTer - Ten years focused on developer interviews - Offline-first study, anywhere anytime - Questions, quizzes, wrong book, and widgets in one learning loop - One purchase, works on iPhone, iPad, and Mac Add iTer to your home screen or Dock. Five questions a day adds up to interview confidence. ## Key features - 10,000+ offline interview questions - 16 language tracks and 12 career paths - Company exam collections - Smart learning management (starring, mastery labels) - Daily quiz habit builder - Powerful global search - Home screen widgets and quick actions ## Pricing and in-app purchases Base price: $0.99. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Tip the developer | $0.99 | one-time | ## Recent user reviews (5 of 5) All indexed reviews: https://appshunter.io/ios/app/iter-it-learning/id1224934068/reviews.md ### 3/5 — Java面试题错误有点多 *2026-07-10* 我不知道其他语言的面试题，但从我看了Java的面试题，部分面试题的答案解释与答案不一致，有的解释还是错误的，还有部分面试题还没有解释，建议使用AI更新一下答案。 ### 3/5 — 在Mac上使用，页面无法滚动下拉 *2024-09-27* 在Mac上使用，页面无法滚动下拉 **Developer response:** 您好，当时8.0版本在macOS 存在交互问题，向您说声抱歉。 这几年到 10.1.0 ，我们已经重构 app 全部的 UI，解决了你说的问题。另外我们陆续加了：每日测验与打卡、列表/网格切换、学习记录（已学/已掌握）、更多库题目等。 有任何具体想法也欢迎继续留言，我们会认真参考。谢谢您的反馈。 ### 5/5 — 知识挺全面的 *2021-08-30* 看不懂在自学 **Developer response:** 你未来的样子藏在现在的努力里当下。 Time is like water, it can be clear when it is settled. 时光如水，沉淀方澈。 ### 4/5 — 希望能添加全局搜索题目功能 *2019-02-28* 现在知道有些题，想了解一下但是没法搜索，就找不到题了 还有看过哪些有标记 下次看排除这些题 **Developer response:** 感谢建议，谢谢支持，最新的新版本v6.6.6已经支持搜索功能，感谢支持~ 希望能给5星⭐，谢谢~ ### 4/5 — 好评 *2017-05-06* 9.3 闪退的问题修复很快，先试用一下再更新评价 **Developer response:** 谢谢反馈！新版本已经修复。谢谢支持！如有帮助，望给好评⭐，感谢支持~ ## Frequently asked questions about iTer ### What is iTer? iTer is an offline library of over 10,000 interview questions for developers, covering 16 programming languages and 12 career paths. It also includes company-specific exams and smart learning tools to help users prepare for job interviews. ### How many questions does iTer have? iTer features a massive offline question bank with over 10,000 curated interview questions. These questions cover a wide range of topics including language basics, frameworks, algorithms, and common interview subjects. ### Does iTer work offline? Yes, iTer is designed to work completely offline. All 10,000+ interview questions and company exams are available without an internet connection, making it ideal for studying anytime, anywhere. ### What programming languages are covered by iTer? iTer supports 16 language tracks, including Objective-C, Swift, Java, C/C++, PHP, JavaScript, Python, SQL, C#, HTML5, Ruby, R, Linux, Big Data, Algorithms, and Network Security. ### Can I track my learning progress with iTer? Yes, iTer offers smart learning management features. You can star important questions, track your recent history, assign mastery labels (unlearned, learned, mastered), and review mistakes in a dedicated wrong-answer notebook. ### What devices does iTer support? iTer is available on Mac, iPhone, iPad, and iPod. It also includes specific optimizations for iPad with keyboard support, such as keyboard shortcuts for navigation and search. ### How often is iTer updated? The latest version of iTer is 10.1.0, last updated on June 6, 2026. The app is actively maintained, with version 10 being a full SwiftUI rebuild, indicating ongoing development and improvements. ### What is the price of iTer? iTer is a paid application priced at $0.99. This one-time purchase grants access to the full library of interview questions and features. ## Version history (last 5 releases) ### 10.1.0 — 2026-06-06 iTer v10 Tenth Anniversary Edition Since 2016, iTer has helped developers prepare for technical interviews. For our tenth anniversary, we rebuilt the entire app with SwiftUI for a faster, cleaner, and more modern experience. Brand-new SwiftUI experience - Complete rewrite from UIKit to native SwiftUI - Refreshed gradients, cards, and navigation - Universal app for iPhone, iPad, and native Mac - Mac keyboard shortcuts: Command 1-4 for tabs, Command F for search Smarter learning workflow - Favorites, recent history, wrong-answer notebook, and mastery labels - Daily 5-question quiz with date-based questions and streak tracking - Wrong-answer review after each quiz, with retry and reshuffle options - Learning stats dashboard for favorites, mistakes, and mastery rate Browse and search - 10,000+ offline interview questions, no network required - 16 language categories, 12 career paths, 12 company exam sets - Global search with language or company filters - List and grid views with adjustable grid columns Widgets and shortcuts - Four home screen widgets: daily question, quiz glance, favorites glance, wrong-book glance - Widget background follows your theme color - Customizable home screen quick actions, up to 4 items Share and grow - Beautiful share cards with long image and App Store QR code - Advanced learning hub with Awesome lists, Gitbook, Objc.io, NSHipster, and more - External links open in in-app Safari Personalization - 15 theme presets plus custom accent color - Light, dark, and system appearance - Toggle favorites and recent sections on the Languages tab Thank you for ten years with iTer. Here is to your next offer. ### 10.0.0 — 2026-06-04 iTer 10.0.0 Tenth Anniversary Edition Since 2016, iTer has helped developers prepare for technical interviews. For our tenth anniversary, we rebuilt the entire app with SwiftUI for a faster, cleaner, and more modern experience. Brand-new SwiftUI experience - Complete rewrite from UIKit to native SwiftUI - Refreshed gradients, cards, and navigation - Universal app for iPhone, iPad, and native Mac - Mac keyboard shortcuts: Command 1-4 for tabs, Command F for search Smarter learning workflow - Favorites, recent history, wrong-answer notebook, and mastery labels - Daily 5-question quiz with date-based questions and streak tracking - Wrong-answer review after each quiz, with retry and reshuffle options - Learning stats dashboard for favorites, mistakes, and mastery rate Browse and search - 5,000+ offline interview questions, no network required - 16 language categories, 12 career paths, 12 company exam sets - Global search with language or company filters - List and grid views with adjustable grid columns Widgets and shortcuts - Four home screen widgets: daily question, quiz glance, favorites glance, wrong-book glance - Widget background follows your theme color - Customizable home screen quick actions, up to 4 items Share and grow - Beautiful share cards with long image and App Store QR code - Advanced learning hub with Awesome lists, Gitbook, Objc.io, NSHipster, and more - External links open in in-app Safari Personalization - 15 theme presets plus custom accent color - Light, dark, and system appearance - Toggle favorites and recent sections on the Languages tab Thank you for ten years with iTer. Here is to your next offer. ### 8.0.0 — 2023-02-21 - Compatible with iOS 16 / iPadOS 16 - Application details and experience optimization ### 7.8.0 — 2021-03-14 2021 Excellent Algorithm Quick Start Learning App ### 7.6.0 — 2020-12-13 - Adapt to iOS14 and iPhone12 - Repair and optimize the details of the application experience ## Apps similar to iTer | App | Rating | Price | Category | | --- | --- | --- | --- | | [Java Prep](https://appshunter.io/ios/app/java-prep/id6748876631) | — | Free | Developer Tools | | [Store Go](https://appshunter.io/ios/app/store-go/id6758201316) | 1.0 (1) | $0.99 | Developer Tools | | [高效程序员的45个习惯](https://appshunter.io/ios/app/45/id1583961810) | 5.0 (1) | Free | Developer Tools | | [MuxCLI](https://appshunter.io/ios/app/muxcli/id6761280580) | 2.0 (1) | Free | Developer Tools | | [前端面试指南](https://appshunter.io/ios/app/id6739000034) | — | Free | Developer Tools | | [Java Recipes Pro](https://appshunter.io/ios/app/java-recipes-pro/id1576134529) | 5.0 (1) | $2.99 | Developer Tools | ## More apps by 天从 何 - [iNote - your diary](https://appshunter.io/ios/app/inote-your-diary/id925021570) - [iBrowser- Full Screen Browser](https://appshunter.io/ios/app/ibrowser-full-screen-browser/id948944368) - [桂林理工大学云图——云就在“途”上！](https://appshunter.io/ios/app/id954359041) - [GLUT Campus](https://appshunter.io/ios/app/glut-campus/id968615456) - [iExcel](https://appshunter.io/ios/app/iexcel/id1231811461) All apps by 天从 何: https://appshunter.io/developer/914453386 ## Related topics [iterator it](https://appshunter.io/ios/topics/iterator-it) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-23.*