Slide Rule

Developer: Masayuki Akamatsu

Category: Productivity

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150 installs

3.00 ratings

9.00 monthly active users

Revenue not available

Slide Rule Summary

Slide Rule is a mobile iOS app in Productivity by Masayuki Akamatsu. Released in Feb 2019 (7 years ago). It has 3.00 ratings with a 0.83★ (poor) average. Based on AppGoblin estimates, it reaches roughly 9.00 monthly active users . Store metadata: updated Sep 17, 2025.

Store info: Last updated on App Store on Sep 17, 2025 .

SDKs, Trackers & Permissions

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App Details

Store ID: 288454455

First Released: 2019-02-11

Store Last Updated: 2025-09-17

In-App Purchases: No

Ads: No

Website: akamatsu.org

App Store

Crawl Status: Success

AppGoblin First Crawled: 2022-11-19

AppGoblin Last Crawled: 2026-03-14

Ads & App-Ads.txt

Ads.txt Last Crawled: 2026-03-15

Ads.txt Crawl Status: Success

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0.83★

Ratings: 3.00

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Screenshots

App Description

This app is a slide rule simulator. The slide rule (a.k.a. slipstick) is an mechanical analog computer which was formerly used for various scientific calculations, engineering design and surveying. It consists of three linear strips and a sliding cursor and is used for multiplication, division, square, cube, square root, cubic root, trigonometry, logarithm and so on. Please note that trigonometry and logarithm are not supported and the width of the scale is 1,000 pixels in this version.