# AI Engineer Quiz — Vibe Coding & AI-Era Skills

> Vibe Coding & AI-Era Skills (iPhone/iPad app by Kohei Omori.)

- Source: https://appshunter.io/ios/app/ai-engineer-quiz/id6770689652 (this page in markdown: same URL + `.md`)
- Developer: [Kohei Omori](https://appshunter.io/developer/1886931034)
- Category: Education, Reference
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.1 · 18 MB
- Languages: English
- Released: 2026-05-28
- Data updated: 2026-07-06
- User reviews in markdown: https://appshunter.io/ios/app/ai-engineer-quiz/id6770689652/reviews.md

## What is AI Engineer Quiz?

AI Engineer Quiz helps software engineers and tech professionals continuously sharpen their knowledge with bite-sized quizzes that span 21 categories.

■ FEATURES
- 1,500+ curated questions covering modern software engineering
- 21 categories: backend, frontend, networking, security, databases, AI/ML, DevOps, architecture design, domain modeling, requirements engineering, communication, and more
- Three difficulty levels: easy / medium / hard
- Detailed explanations for every question with references to wrong-answer reasoning
- Built-in glossary of 500+ technical terms
- XP, levels, streaks, and rankings to keep you motivated
- Favorites and history to revisit important questions
- Daily limit of 30 questions in free tier (one-time unlock available)

■ DESIGNED FOR THE AI ERA
We focus on concepts that AI cannot replace easily:
- Architecture decisions and trade-offs
- Domain modeling and bounded contexts
- Requirements engineering and stakeholder communication
- Cross-cutting concerns: security, observability, distributed systems

■ START FREE — 30 QUESTIONS/DAY
Use it free with a 30-question daily limit. One-time unlock removes the limit and unlocks the Favorites feature (no subscription, no monthly fee).

■ PRIVACY
We do not collect your name, phone number, or credit card. Sign in with Apple is supported with email-relay. See our privacy policy for details.

We continuously expand the question set. Feedback and category requests are welcome!

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Unlimited Access | $5.99 | one-time |



## Version history (last 3 releases)

### 1.0.3 — 2026-06-27

What's New in 1.0.3

[ More questions ]
- Added many beginner-level questions across all categories
- Greatly expanded glossary terms, especially for certification mode

[ Better learning experience ]
- Improved the consecutive-correct streak (now resets on a wrong answer)
- You can now turn the correct-answer animation on or off in settings

Plus various bug fixes. We'd love to hear your feedback!

### 1.0.2 — 2026-06-07

What's New in 1.0.2

[ Certification Mode ]
- Earn XP for correct answers and level up faster
- Save tricky questions to your favorites for later review
- Certification correct answers now count toward the ranking

[ Smoother experience ]
- Apple ID sign-in now restores your nickname and progress instantly
- Refined wording and improved readability in explanations
- A new celebration animation when you answer correctly

Plus various bug fixes. We'd love to hear your feedback!

### 1.0 — 2026-05-28

No release notes.

## More apps by Kohei Omori

- [TriAla - Flight Boarding Alarm](https://appshunter.io/ios/app/triala-flight-boarding-alarm/id6760937545)
- [FlipProfit](https://appshunter.io/ios/app/flipprofit/id6761647575)
- [FrameSmoother](https://appshunter.io/ios/app/framesmoother/id6768623085)
- [3 Words Today](https://appshunter.io/ios/app/3-words-today/id6769942566)

All apps by Kohei Omori: https://appshunter.io/developer/1886931034

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*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 2026-07-06.*