Steam
BestOfficialIn stockI'LL FUCK YOUR GRANDPA! · Region US · Jul 28
$9.99
A frank visual novel for adults, where you will find yourself in the role of a young woman who finds special pleasure in sex with old men.
Current best
$9.99
at Steam · Jul 28
All-time low
$1.59
Jul 15, 2026
Stores tracked
1
sources indexed
Review signal
80%
192 reviews

Current best · Steam
Observed Jul 28
View best listingObserved low target
$1.59 · based on the previous indexed low
KeyDwarf only tracks observations — checkout happens on the store.
Best indexed price $9.99 at Steam.
I'LL FUCK YOUR GRANDPA! · Region US · Jul 28
$9.99
All-time low
$1.59
Jul 15, 2026 · Steam
12-week avg
$5.79
2 recent observations
Current vs low
+528%
Current $9.99
Recommendation
Watch for drop
consider setting an alert
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
I'LL FUCK YOUR GRANDPA! is currently indexed at $9.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.
The indexed low for I'LL FUCK YOUR GRANDPA! is $1.59 from Steam, observed Jul 15, 2026. The current indexed price is 528% above that low, so KeyDwarf labels it "Watch for drop".
Steam is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.
I'LL FUCK YOUR GRANDPA! has a best indexed review signal of 80%.
Use the alert target control on this page to save a watch target after sign-in.