
Hold the line alone. Fight waves, build elevated cover, and unlock permanent tech in this action tower defense. 30 waves. 3 bosses. One heroic last stand.
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.
Steam Train Fest starts Jul 20, 2026
Official stores with direct support.
Solo Defending is a single-player action defense game where you protect a frontier fortress through escalating waves.
Action Tower Defense — Survive by combining combat skill with strategic fortress protection
Battlefield Shaping — Place, move, and upgrade elevated tiles between waves to redesign safe positions
Fail-Forward Progression — Earn tech points after each run to unlock permanent upgrades across 5 branches
30 Waves with escalating difficulty
3 Boss Milestones at waves 10, 20, and 30
Dual Loadout — Master both melee and ranged combat with unique playstyles
Roguelike Depth — Tech tree branches: Vanguard, Arsenal, Engineering, Survival, Fortress
Various Weapons — Unlock and master multiple melee and ranged weapons with unique playstyles
Suspend & Resume — Save progress mid-run
Will you hold the line alone?
Right now the cheapest offer for Solo Defending is PLN 12.49 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 Solo Defending is PLN 9.99 (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 Solo Defending 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.