Apps by Hideaki Uchikoshi
Handy-calculator app icon

Utilities

Handy-calculator

Hideaki Uchikoshi

Free download In-app purchases unconfirmed
Open on Apple

About this app

Displays dissimilar calculation formulas from the calculation history calculated so far. It's a handy (slightly nosy) calculator.

Latest release

What’s New

Version 1.1.74 Jul 28, 2026

・Fixes regarding advertisement display frequency, screen transitions etc. ・Bug fixes and performance improvements, Updates regarding internal processing

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
0 ratings
0 Aug 21, 2026 · 0 ratings Aug 21, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Aug 21, 2026 · Free Aug 21, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Aug 21, 2026 · 2:41 PM Free

Screenshots

Handy-calculator iPhone screenshot Handy-calculator iPad screenshot