17.waves TD: Online Co-Op Sci-Fi Tower Defense Adventure

8/22/2026, 1:19:11 PM

Release date: 5/29/2026

Tags: #online-co-op #tower-defense #strategy #multiplayer #resource-management #sci-fi #family-friendly #co-op

User Reviews

Score: 90%Positive
Review Count: 20 reviews
Fetched At: 8/22/2026, 1:19:11 PM

Reference prices

Japan

¥ 920 (JPY)

Steam JP

$7.99 (USD)

Steam Global

Live Store Snapshot

Body text may reflect the state at publication time. For the latest sale, price, and review changes, prioritize the live price panel, review panel, and the Steam store listing.

Japan Price: ¥ 920
Global Price: $7.99
Price in Your Region: ¥ 920Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 30 Aug 2026
Sale Status: Regular pricing
Price Checked At: 8/26/2026, 7:21:42 PM

The price snapshot and review snapshot differ by about 102 hours. Because they are not always refreshed at the same time, confirm the latest Steam listing before making a purchase decision.

Key highlight

Defend Exo-Planet W4-V35 in 17.waves TD, an online co-op tower defense game. Team up with friends to manage resources, build towers, and survive alien hordes in this sci-fi strategy title.

Who this is for

If you're looking for a thrilling cooperative tower defense experience with friends, 17.waves TD offers a compelling challenge to defend colonies from alien invasions, emphasizing strategic tower placement and resource management.

Details

Overview

Prepare to defend the 17 colonies of Exo-Planet W4-V35 in 17.waves TD, a thrilling online co-op tower defense experience developed by Peartree Games and published by 2 Left Thumbs. This sci-fi strategy title challenges players to band together and fend off relentless alien hordes. With a focus on teamwork and resource management, survival hinges on coordinated efforts to build and maintain defensive towers.

Highlights

Cooperative Sci-Fi Defense: Team up with up to three friends online to protect vital colony bases from alien invaders.
Strategic Tower Building: Deploy a variety of tower types and strategically position them to counter enemy paths and maximize effectiveness.
Resource Management: Collect coins and gather essential resources to fund your defenses and ensure the survival of the colonies.

Who It's For

17.waves TD is perfect for players who enjoy cooperative gameplay, strategic planning, and the classic tower defense genre with a sci-fi twist. It's an ideal choice for groups of friends looking for a challenging and engaging online multiplayer experience that emphasizes communication and teamwork. The family-friendly nature also makes it accessible for a wider audience.

Game Info

Developed by Peartree Games and published by 2 Left Thumbs, 17.waves TD offers a robust online co-op experience. Players will engage in strategic combat, managing resources and building defenses against waves of alien enemies. The game supports both single-player and multiplayer modes, with a strong emphasis on its online co-op capabilities. It features a sci-fi setting and is designed for players who appreciate strategy and resource management elements. The title was released on May 29, 2026, and is available as a paid title on Steam.