SweepsGirl
Free Tools

Sweepstakes Tools

Make smarter decisions with real math. No guesswork.

Tap any tool to expand it.

Promo Pack Calculator

Discount + EV after playthrough for any pack offer

Enter a promotional offer's details to see the discount and expected value after playthrough. Use + Add Rolling Offer for sites with progressively better packs.

Playthrough & RTP

1x, 3x, 5x, etc.

Pack Details

Free Spins (optional)

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.

Blackjack Basic Strategy

Optimal play chart by dealer upcard

Blackjack Basic Strategy

Optimal play for every hand. Assumes 4–8 decks, double after split allowed, dealer peeks for blackjack.

HHit
SStand
DDouble
SPSplit
SUSurrender/Hit

D = Double if allowed, otherwise hit. Ds = Double if allowed, otherwise stand. SU = Surrender if allowed, otherwise hit. RS = Surrender if allowed, otherwise stand.

Hard Totals

2345678910A
8HHHHHHHHHH
9HDDDDHHHHH
10DDDDDDDDHH
11DDDDDDDDDD
12HHSSSHHHHH
13SSSSSHHHHH
14SSSSSHHHHH
15SSSSSHHHSUH
16SSSSSHHSUSUSU
17SSSSSSSSSS

Soft Totals

2345678910A
A,2HHHDDHHHHH
A,3HHHDDHHHHH
A,4HHDDDHHHHH
A,5HHDDDHHHHH
A,6HDDDDHHHHH
A,7DsDsDsDsDsSSHHH
A,8SSSSDsSSSSS
A,9SSSSSSSSSS

Pairs

2345678910A
A,ASPSPSPSPSPSPSPSPSPSP
10,10SSSSSSSSSS
9,9SPSPSPSPSPSSPSPSS
8,8SPSPSPSPSPSPSPSPSPSP
7,7SPSPSPSPSPSPHHHH
6,6SPSPSPSPSPHHHHH
5,5DDDDDDDDHH
4,4HHHSPSPHHHHH
3,3SPSPSPSPSPSPHHHH
2,2SPSPSPSPSPSPHHHH
For educational purposes only. Basic strategy minimizes the house edge but does not guarantee wins. Always verify the specific rules at your sweepstakes casino — some may not offer surrender or double after split.

Roulette RTP Calculator

Place chips on an interactive board, compare American vs European wheels.

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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/monthRead the Guide

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