complimentary
free
gratis
gratuitous
costless
non-paying
costlessly
jack all
naught
hee-haw
nix
bugger all
nada
sod all
noot
nish
nixes
sweet FA
cipherhood
sleeves from one's vest
zilch
empty-handed
pennilessly
unspendable
not worth a brass farthing
uncostable
noncostable
nought
nil
zero
purchasable
cashless
goat shit
goose egg
emptyhanded
zip
chocolate teapot
duck egg
not worth a cress
uncosted
jack shit
drossy
void
the best things in life are free
ultracheap
cheap like borscht
low-down
not worth salt
moneyless
goodless
no-count
not worth a curse
shand
air
bargain basement
piss all
nonbudgetary
doodly-squat
diddly-squat
jack
diddly-shit
empty
nonvaluable
squat
diddlyshit
diddley
not have a pot to piss in
free as in beer
possessionless
uncompendious
diddly
uneconomical
giveaway
shit
diddlysquat
dust
two pennies to rub together
unchargeable
for free
free of charge
pile of poo
barehanded
resourceless
nonpaying
toom
unprofited
dog shit
at any cost
nonspending
bauble
snap
ratfuck
uncashiered
Mother Hubbard
unexpended
valueless
fuck you money