Who should use KAKU×Calc?

KAKU×Calc is a consumer product built for elementary and middle school students.

Is KAKU×Calc still maintained?

Unverified. KAKU×Calc has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to KAKU×Calc?

Similar projects tracked by PulseGate include Learn Awadhi. Speak Awadhi. St, Mindpop, and PianoFlow Studio.

Who makes KAKU×Calc?

KAKU×Calc is developed by KATSUMI UMABA, based in the United States.

When did KAKU×Calc launch?

KAKU×Calc first shipped in 2026.

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KAKU×Calc

Name: KAKU×Calc
Price: 3 USD
Author: KATSUMI UMABA

App StoreEducation & learning🇺🇸

KAKU×Calc is a Japanese-language app for practicing basic arithmetic operations through randomized quizzes and repetition. It supports different difficulty levels and is suitable for students from elementary to middle school, making daily math practice engaging and accessible.

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Overview

5 features

KAKU×Calc is an Education & learning project. It helps students practice and reinforce basic arithmetic skills through repetitive exercises. KAKU×Calc is a consumer product aimed at elementary and middle school students. Pricing is paid, from $3. It runs on iOS.

Behind KAKU×Calc is KATSUMI UMABA, based in the United States, and it first shipped in 2026. Among its 5 catalogued features are arithmetic practice, randomized quizzes, and multiple difficulty levels.

Arithmetic practice
Randomized quizzes
Multiple difficulty levels
Progress tracking
Simple interface

Built with & integrations

Runs on

iOS

Trust & compliance

Verified signals

HTTPSStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed29 Jun · 20:12 UTC
KAKU×Calc verified against its public source
Source: PulseGate · Open

Frequently asked questions about KAKU×Calc

What does KAKU×Calc do?: KAKU×Calc helps students practice and reinforce basic arithmetic skills through repetitive exercises. It is catalogued under Education & learning on PulseGate.
Who should use KAKU×Calc?: KAKU×Calc is a consumer product built for elementary and middle school students.
How much does KAKU×Calc cost?: Paid plans start at $3.
What platforms does KAKU×Calc run on?: KAKU×Calc runs on iOS.
Is KAKU×Calc still maintained?: Unverified. KAKU×Calc has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to KAKU×Calc?: Similar projects tracked by PulseGate include Learn Awadhi. Speak Awadhi. St, Mindpop, and PianoFlow Studio.Learn Awadhi. Speak Awadhi. St Mindpop PianoFlow Studio
Who makes KAKU×Calc?: KAKU×Calc is developed by KATSUMI UMABA, based in the United States.
When did KAKU×Calc launch?: KAKU×Calc first shipped in 2026.

At a glance

Platforms: Mobile
Languages: Japanese
First seen: 29 Jun 2026
Built for: elementary and middle school students
Model: B2C
Solves: Helps students practice and reinforce basic arithmetic skills through repetitive exercises.

Registered as

App Store: 6783662918

Developer

🇺🇸KATSUMI UMABA

Live coverage

Identity confidence: High · 91.2
Indexed: 29 Jun 2026
Lifecycle: Unverified
First seen: Jun 2026
Last seen: 29 Jun 2026

Identity audit (12)

Slug: kaku-calc-apple-com
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 29 Jun 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model from page content.
Last updated: 13 Jul 2026
Canonical URL: https://apps.apple.com/au/app/kaku-calc/id6783662918

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