zakuni Calculator

Kunio Ozawa Utilities iPhoneiPadiPod touch

zakuni Calculator is a free Utilities app for iPhone and iPad by Kunio Ozawa. Requires iOS 15.1. Updated March 17, 2026.

Price: Free; on the App Store
Size: 44 MB; Age 4+
Updated: Mar 17; 2026 · v1.11.0

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Screenshots

About zakuni Calculator

A seemingly ordinary and simple calculator, but there’s no equal (=) button. The calculation results are always displayed, eliminating the need for the extra step of pressing the equals button.

What’s new

Version 1.11.0 · Updated March 17, 2026

Internal improvements.

App privacy

The developer, Kunio Ozawa, reported these privacy practices to Apple.

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Usage Data: Advertising Data
Identifiers: Device ID

Used for: Third-Party Advertising, App Functionality

App details

zakuni Calculator is a free Utilities app for iPhone, iPad and iPod touch, developed by Kunio Ozawa. It requires iOS 15.1 or later and is 44 MB to download. It was first released on May 25, 2019 and last updated on March 17, 2026.

Category: Utilities
Price: Free
Version: 1.11.0
Size: 44 MB
Requires: iOS 15.1 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English
Age rating: 4+
Released: May 25, 2019
Last updated: March 17, 2026
Developer: Kunio Ozawa

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Alternatives to zakuni Calculator

Looking for apps like zakuni Calculator? Here are 6 similar apps on the App Store. The highest rated is Caline (5.0/5), and 3 of the 6 are free to download.

zakuni Calculator vs. alternatives
App	Rating	Price	Last updated
zakuni Calculator	–	Free	March 17, 2026
FusionCalc - Calculator App	–	Free	Aug 23, 2025
Caline	5.0 / 5 (2)	1.99 USD	May 4, 2025
Fast Video Speed for Safari	5.0 / 5 (1)	2.99 USD	May 15, 2024
Chronographer	3.4 / 5 (5)	Free	Jul 25, 2026
Calctan	4.5 / 5 (61)	Free	Jun 30, 2025
Calculator-Watch	–	0.99 USD	Sep 30, 2026