Apps by Asim Roy
1Calc: One Calculator app icon

Productivity

1Calc: One Calculator

Asim Roy

Free No in-app purchases
Open on Apple

About this app

- Very simple but highly efficient - History functionality, view your past calculations - Lots of theme to match your personality - No Ads for premium user experience - Updated business logic for percentage (%) calculation - Percentage Calculation now comply with google web calculator - Smart and modern design style - 1Calc is a pro grade calculator plus lots of functionality. Privacy Policy: https://izen.fun/apps/app_data_privacy_policy.html Terms of Service: https://izen.fun/apps/app_data_terms_of_service.html If you need any help, please contact us asimoxo@outlook.com

Latest release

What’s New

Version 3.0 Aug 20, 2026

Do calculation easily

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
0 ratings
0 Sep 14, 2026 · 0 ratings Sep 14, 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 0×
Price history
Current Free
Free Sep 14, 2026 · Free Sep 14, 2026

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

  1. First observed Sep 14, 2026 · 5:54 PM Free

Screenshots

1Calc: One Calculator iPhone screenshot1Calc: One Calculator iPhone screenshot1Calc: One Calculator iPhone screenshot1Calc: One Calculator iPhone screenshot1Calc: One Calculator iPhone screenshot