# Indexing Concepts — Practice Offline Daily

> Practice Offline Daily (iPhone/iPad app by Tsuyoshi Sezaki.)

- Source: https://appshunter.io/ios/app/indexing-concepts/id6773077507 (this page in markdown: same URL + `.md`)
- Developer: [Tsuyoshi Sezaki](https://appshunter.io/developer/1886356149)
- Category: Education
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 38 MB
- Languages: American English
- Released: 2026-05-28
- Data updated: 2026-06-15
- User reviews in markdown: https://appshunter.io/ios/app/indexing-concepts/id6773077507/reviews.md

## What is Indexing Concepts?

Indexing Concepts is an independent study app for learners who want structured practice on indexing fundamentals, practical skills, common pitfalls, and advanced concepts.

Work through 160 focused questions designed for students, developers, data practitioners, and anyone reviewing how indexing works in real systems. Every question includes an explanation so you can learn from missed answers, not just memorize choices.

Features:
- FSRS spaced-repetition intervals for smarter review
- Weak-point heatmap to spot topics that need attention
- Daily challenge for consistent practice
- Mock exams for timed review sessions
- Offline practice anywhere
- No login required

Topic coverage includes fundamentals, practical skills, common pitfalls, and advanced concepts.

Independent study app for Indexing Concepts practice. Not affiliated with, endorsed by, or sponsored by any company, certification body, exam operator, or vendor. All trademarks belong to their respective owners.

Practice offline, no login required.


## Version history (last 1 release)

### 1.0 — 2026-05-28

No release notes.

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- [Excel操作検定対策ドリル](https://appshunter.io/ios/app/excel/id6761160609)

All apps by Tsuyoshi Sezaki: https://appshunter.io/developer/1886356149

## Related topics

[index 26](https://appshunter.io/ios/topics/index-26)

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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 2026-06-15.*