About this app
Roman Calculator is a full function calculator and the first to calculate roman fractions. Choose from four backgrounds including your image library and four button style. Styles are selectable in settings or can be set with a swipe. The result of all calculations will be displayed as a roman number. Tap the Convert button to convert Roman to Arabic and visa versa. In landscape mode, both roman numbers and arabic numbers are displayed. Landscape mode also adds more functions. The functions include sin, cos, tan, square root, inverse, memory and more.
Latest release
What’s New
Added haptic feedback for button press.
Audience growth
Ratings growth
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
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 9, 2026 · 5:42 AM $0.99
Screenshots
