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Hydra TD is a stylized tower defense game built around smart placement and careful decisions. Place towers along the path, upgrade them over time, and hold back incoming waves before they reach the end. Complete the campaign, then continue into Endless mode to see how long your defense can hold.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
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Try this game before buying.
Hydra TD is a stylized tower defense game focused on smart placement and careful decisions.
Place towers along the path, upgrade them over time, and hold back incoming waves before they reach the end. Each tower fills a different role, and map layouts shape how you build your defense.
Enemy waves escalate over time, with periodic boss waves. Complete the campaign, then continue into Endless mode to see how long your defense can hold.
Three difficulty modes adjust enemy strength and economy, letting you push your strategy further.
• 6 distinct towers
• 15 unique maps
• 3 difficulty choices
• Endless mode
• 25 Achievements
U - Upgrade
X - Sell
Tab - Fast Forward
Space - Start Wave
D - Toggle DPS Meter
Esc - Pause / Menu
Lowest tracked price: €2.25 (Jul 7, 2026) · current best: €4.50.
100% positive reviews all-time.
Right now the cheapest offer for Hydra TD is €4.50 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Hydra TD is €2.25 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Hydra TD drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
