Ruidaichan-Extra Math Practice App Icon

Ruidaichan-Extra Math Practice

Education • Naoki Ohashi
4+ v1.0.9 Recorded price: Free App Store →
IPA Analysis
Technical Specs
Bundle ID com.kimaapp.ruidaichan
Version 1.0.9
App Store Size 18.07 MB
Minimum iOS 16.6
Devices iPhone, iPad, iPod touch
Catalog release date 2026-03-16
Latest recorded version date 2026-05-19
Features & Support
Advisory 4+
Languages (1)
EN
Top In App Purchases
No In App Purchases Listed

Preview

Ruidaichan-Extra Math Practice screenshot 1 Ruidaichan-Extra Math Practice screenshot 2 Ruidaichan-Extra Math Practice screenshot 3 Ruidaichan-Extra Math Practice screenshot 4

Description

Create printable math worksheets from elementary school word problems. This app automatically generates similar practice worksheets (A4 size) from a photo of a math problem. Designed for elementary school students, especially grades 1–3, to practice word problems and basic calculations at home. Great for extra practice when children need more repetition with the same type of problems. 【Good for situations like】 * Homework is not enough practice * You want more problems of the same type * Review elementary school word problems * Print worksheets at home * Create extra worksheets for cram schools or tutoring * Add review problems for classrooms or after-school programs * Give similar but different worksheets to each student 【Features】 * Scan math problems using OCR (photo text recognition) * Automatically generate similar practice questions * Create printable A4 PDF worksheets * Save, share, and print generated worksheets 【How to use】 1. Take a photo of a math problem 2. Generate a similar worksheet 3. Print or share the PDF worksheet Free monthly usage is available. Images and OCR text are only sent for worksheet generation and are not stored. Q. Can 4th graders use this app? A. Yes. While mainly designed for grades 1–3, it can also be used for 4th grade review and extra practice. Q. Can it generate only word problems? A. Yes. The app supports generating similar word problems. Q. Can I print the worksheets? A. Yes. Generated worksheets can be printed on A4 paper using home printers or convenience store printing services. Q. Can I save worksheets as PDF files? A. Yes. Worksheets can be saved and shared as PDF files. Q. Can it generate more problems of the same type? A. Yes. The app creates similar practice problems based on the original question. Q. Is it useful for homeschooling or home learning? A. Yes. It is designed for home learning, review practice, and extra exercises. Q. Does the app use OCR? A. Yes. The app reads math problems from photos using OCR technology. Q. Does it support calculation problems too? A. Yes. Both word problems and basic calculation problems are supported. Q. What type of learning app is this? A. This is a printable worksheet generation and review-focused math learning app that uses OCR to read problems and generate similar worksheets. Q. What situations is this app used for? A. It is used for home learning, cram school review worksheets, classroom review practice, homework support, and repeated practice of weak areas. Q. Can teachers use this app? A. Yes. Teachers, tutors, and cram schools can use it to quickly create additional practice worksheets. Terms of Use: https://github.com/MakikoOhashi/kima-app-policies/blob/main/ruidaichan-terms.md Privacy Policy: https://github.com/MakikoOhashi/kima-app-policies/blob/main/ruidaichan-privacy.md

What's New

Version 1.0.9 2026-05-19
Added App Previews for JP Fixed Support URL

Technical Analysis

Package Overview Basic metadata
Bundle ID com.kimaapp.ruidaichan
Current Version 1.0.9
Minimum iOS 16.6
Package Size App Store Size
Package Metadata 0 / 10 version records
Detailed binary, privacy manifest, framework, and Info.plist results have not been indexed for this package yet. The verified App Store and archive metadata above remains available.

Developer Information

Known Version Records

0 version records with stored package metadata • 10 known version records

Stored metadata does not guarantee a package is currently available to download.

Archived versions of Ruidaichan-Extra Math Practice
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App Store ID: 885835985 Unknown Request Version
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App Store ID: 885688076 Unknown Request Version
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App Store ID: 885449701 Unknown Request Version
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App Store ID: 885407308 Unknown Request Version
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App Store ID: 885364390 Unknown Request Version
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App Store ID: 884414974 Unknown Request Version
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App Store ID: 884389638 Unknown Request Version
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App Store ID: 883443640 Unknown Request Version
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App Store ID: 882878022 Unknown Request Version