Free Tools

Sweepstakes Tools

Make smarter decisions with real math. No guesswork.

Promo Pack Calculator

Enter a promotional offer's details to see the discount and expected value after playthrough.

Pack Details

Pack Price ($)

SC Given

Free Spins (optional)

Number of Free Spins

Value per Spin (SC)

Playthrough & RTP

Playthrough Multiplier

1x, 3x, 5x, etc.

SC Playthrough RTP (%)

Free Spins RTP (%)

Tax (optional)

Tax on Purchase (%)

Some sites charge sales tax on the pack price. Leave blank if none.

This is an estimate. RTP is a long-term statistical average — individual results will vary due to variance. Use your actual RTP data from SweepsGirl's Insights page for the most accurate calculations.

More tools coming soon. Have a suggestion?

thesweepsgirl@gmail.com

Track your actual RTP

SweepsGirl tracks your play sessions and calculates real RTP by game and site — so you can plug real numbers into this calculator.

Get Started — $1/month Read the Guide

For educational purposes only. No purchase necessary. 18+ (21+ in some jurisdictions).