What is the best price for Reef Defense?

The best price for Reef Defense is $9.99 at Steam. It is the only shop with an offer that activates in your country.

What are the system requirements for Reef Defense?

The minimum requirements for Reef Defense are: Windows 10, 8 GB RAM, 500 MB storage. It runs on Windows only. The recommended specs are in the System requirements section.

Does Reef Defense have multiplayer or co-op?

No. Reef Defense is a single-player game.

Is Reef Defense the full game?

Yes. Reef Defense is the full base game. You need nothing else to play it.

Reef Defense

Offers

Steam 2.0 · 560 reviews
$9.99View Offer

Trailers & screenshots

About Reef Defense

Reef Defense is a tower defense game where you protect your eggs from waves of crustaceans. Place defenses around your reef, adapt to changing enemy tactics, upgrade your defenses during each level and launch counterattacks before the swarm overwhelms you.

Islands and reefs

Travel to different islands and uncover secrets and treasures hidden beneath the waves. As you defend your eggs, you can search the reefs for their many wonders.

Your home reef

Between levels, return to your home reef to feed your fish and decorate it with over 100 items, including coral, critters and shells.

Frequently asked questions

Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.

Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.

Reef Defense is a fast-paced, intense strategy game where relentless waves of crustaceans are coming for your precious eggs! Arm your reef with strategically positioned defenses and hold the line. Can you outlast the swarm, or will your eggs become crab food?

Released: June 19, 2025
Developer: Swift Creek Games
Publisher: Swift Creek Games