CAFE 0 ~The Drowned Mermaid~: Steam price vs key
CAFE 0 ~The Drowned Mermaid~ costs €3.31 as a key at BuyCheapKeys, versus a regular price of €6.89 on the Steam Store: you save €3.58 (52% less). The key activates on your Steam account and it's exactly the same game (prices from October 3, 2026).
- Instant deliveryKey by email and in your account
- Full guaranteeReplacement or refund
- Secure paymentCard, PayPal, Google Pay, Apple Pay
- Activates on SteamSame game in your library
- Up to 4% cashbackWith the VIP Club
Should I buy CAFE 0 ~The Drowned Mermaid~ now? A steal: buy it now
The key costs €3.58 less than the regular Steam price and is at its lowest recorded price.
Price score: 9/10 · The key is 52% below the regular Steam price.
The same game, for less
A Steam key gives you exactly the same as buying on Steam. Only the price changes.
Available CAFE 0 ~The Drowned Mermaid~ keys
2 offers, sorted by price
CAFE 0 ~The Drowned Mermaid~ price history
- Steam regular price€6.89
- BuyCheapKeys key€3.31
We've been tracking this game since October 3, 2026. The chart will appear once there are a few days of data.
How to activate the CAFE 0 ~The Drowned Mermaid~ key
- 1
Buy the key
Choose the CAFE 0 ~The Drowned Mermaid~ offer and pay. You get the key instantly.
- 2
Open Steam
Go to “Games” › “Activate a Product on Steam”.
- 3
Redeem and play
Paste the key and the game stays in your library forever.
CAFE 0 ~The Drowned Mermaid~ FAQ
›How much is CAFE 0 ~The Drowned Mermaid~ on Steam?
The regular Steam price of CAFE 0 ~The Drowned Mermaid~ is €6.89. At BuyCheapKeys the Steam key costs €3.31, €3.58 less.
›Where to buy CAFE 0 ~The Drowned Mermaid~ cheapest?
The cheapest option is the BuyCheapKeys Steam key for €3.31, 52% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the CAFE 0 ~The Drowned Mermaid~ key the same game as on Steam?
Yes. When you redeem the key, CAFE 0 ~The Drowned Mermaid~ is added to your Steam account with achievements, cloud saves and updates, just as if you bought it on Steam.
›What is the lowest price for CAFE 0 ~The Drowned Mermaid~ at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €3.31 (October 3, 2026). Today it costs €3.31.
›Will the CAFE 0 ~The Drowned Mermaid~ key work in my country?
We list Global and Europe region keys. Each BuyCheapKeys product page tells you whether it can be activated in your country before you buy.
›Is it safe to buy from BuyCheapKeys?
Yes. Delivery is instant by email and in your account, we accept card, PayPal, Google Pay and Apple Pay, and every purchase is covered by a replacement or refund guarantee.
›Is CAFE 0 ~The Drowned Mermaid~ worth it?
It has 70% positive reviews out of 67 on Steam (“Mostly Positive”), was released in 2015 and is developed by ROSEVERTE MYSTERY. Genres: Visual Novel, Indie, Adventure, Casual.
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CAFE 0 ~The Drowned Mermaid~
€3.31