About this app
Scientific Reverse Polish Notation Calculator. Supported functions include square root, reciprocal, change sign, sine, cosine, tangent, arc sine, cosine, tangent, hyperbolic sine, cosine, tangent, and arc hyperbolic sine, cosine, and tangent. Also 10^X, e^X, y^X, X^2, log, natural log, delta percent, pi key, factorial, and nth root keys. Trigonometric functions also computed in Degrees, Radians, or Gradians.
Latest release
What’s New
Optimized iPad layout Updated for current iOS Bug fixes
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 observed Oct 12, 2026 · 2:29 AM Free
Screenshots
