Tiger Tables 2025 is now available for download -- look here for details.   On June 1, 2023, the IRS issued final regulations mandating use of new updated mortality tables and those new mortality tables are now incorporated in Tiger Tables.

Larry Katzenstein's Tiger Tables will calculate almost any actuarial factor or estate planning technique ever likely to be needed by a tax lawyer, estate planner or accountant. Estate and gift tax calculations, GRATs and QPRTs, charitable remainder trusts (up to 10 lives) and gift annuities, and much, much more, all for only $349 for a single user first year license.  Tiger Tables updates interest rates and estate and gift tax credits automatically.  One more special reason to buy now.  Tiger Tables now has a strategic alliance with the makers of NumberCruncher.  Thus, if you buy Tiger Tables you can receive a $50 first year discount on your first-time purchase of NumberCruncher.  Details are here:

Download the demo and see for yourself. It works just like the real thing except it only accepts a 10% section 7520 rate. You can pay for Tiger Tables with a credit card and download the program right from this site, so you could be using Tiger Tables today!

You can see a complete list of factors calculated by Tiger Tables here.