Will every Voucher pay for itself immediately?
No. Some change this Blind and others change future choices. The page separates the immediate effect from uncertain later value.
See what the offered Voucher changes in your Run, its price and the gold left for the next Blind.

Choose the one you see. Your saved gold and owned Vouchers are used here.
Gold up to $50 counts for interest.
Useful when you can keep more than $25 after buying.
Marking a Voucher keeps it with your Run. After buying in game, update the gold shown here so later comparisons use your actual balance.
Gold up to $50 counts for interest. Add the gold shown in your game to check affordability and next interest.
Some Vouchers add a hand, discard or Joker slot; others change future shops. The page shows the specific effect of the card offered, not a generic ranking.
Use your saved gold and the shown price to see the cash and interest left. A future-shop Voucher can be valuable even when it does not raise this hand’s score.
An upgraded Voucher may require an earlier Voucher in this Run. Mark what you already redeemed so the page can explain the actual offer.
No. Some change this Blind and others change future choices. The page separates the immediate effect from uncertain later value.
Seed Money is its prerequisite. Mark it as owned if you redeemed it earlier in this Run.