Apps by David Crowther
Apptuary app icon

Finance

Apptuary

David Crowther

Free download 4.73 · 1 storefront · 15 ratings In-app purchases unconfirmed
Open on Apple

About this app

"Quicker than using the tables" "A must have for an actuarial student" "The graphing option is extremely useful" Over 5,000 downloads worldwide! Apptuary is THE app to have if you're an Actuarial student or a qualified Actuary - PARTICULARLY if you're tired of looking up values in tables of figures. Apptuary is the ONLY actuarial app to feature downloadable Life Tables, and makes life-contingent annuity, compound-interest, option and statistical calculations fast and easy. Apptuary can calculate: • Values for life contingent annuities and assurances for single and joint lives, for any combination of interest rate and term. • The values of all of the first and second order Greeks, using the Black-Scholes model of option prices. • Values for annuities-certain for: - any interest rate - any number of payment years (including infinite) - any number of payments per year (including continuous) - any deferral period. • Cumulative probabilities for a number of discrete and continuous statistical distributions, as well as values for the inverses of those cumulative distributions: - Binomial - Bernoulli - Poisson - Negative Binomial (Type I) - Negative Binomial (Type II) - Geometric - Uniform (Discrete version) - Standard Normal - Normal (Gaussian) - Exponential - Gamma - Chi-square - Uniform (Continuous version) - Lognormal - Pareto (Two-parameter version) - Weibull - Burr • The means and variances for the above distributions PLUS the following: - Beta - Pareto (Three parameter version)

Latest release

What’s New

Version 3.14 Jun 12, 2023

Bug fixes

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
15 ratings
15 Aug 19, 2026 · 15 ratings Aug 19, 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 19, 2026 · Free Aug 19, 2026

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

  1. First observed Aug 19, 2026 · 11:13 AM Free

Screenshots

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