

Solitary Sentinel
JLau Games · July 29, 2025 · Action Roguelike, Shoot 'Em Up, Top-Down Shooter, Action, Tower Defense
Buy Solitary Sentinel from Steam at $6.99 — the cheapest of 1 store we compare.
Where to buy Solitary Sentinel — official stores
Solitary Sentinel price by region
Solitary Sentinel costs £5.89 in the United Kingdom, €6.89 in Europe (EUR), $6.99 in the United States, $6.99 in Georgia (USD), CA$8.99 in Canada, A$9.99 in Australia, NZ$9.99 in New Zealand, R$22.99 in Brazil and zł31.99 in Poland right now.
| Region | Best price | Official store | Key shop | Stores |
|---|---|---|---|---|
| £5.89 | £5.89 | — | 1 | |
| €6.89 | €6.89 | — | 1 | |
| $6.99 | $6.99 | — | 1 | |
| $6.99 | $6.99 | — | 1 | |
| CA$8.99 | CA$8.99 | — | 1 | |
| A$9.99 | A$9.99 | — | 1 | |
| NZ$9.99 | NZ$9.99 | — | 1 | |
| R$22.99 | R$22.99 | — | 1 | |
| zł31.99 | zł31.99 | — | 1 |
Each row is a real price from that region's own stores, not a currency conversion, so the figures are not directly comparable. Switch regions in the header to shop the one you buy in.
Screenshots
About Solitary Sentinel
Solitary Sentinel is a roguelite tower defense shooter where you command a single upgradable sentinel against endless waves of evolving enemies using an arsenal of lasers, Tesla coils, black holes, and meteors. Its strategic depth comes from customizable upgrades, dynamic difficulty scaling, and enemies that develop unique traits each run, forcing you to adapt your tactics and weapon combinations on the fly.
Key Features:
- Simple Yet Deep Gameplay: Take command of a single, endlessly upgradable Sentinel in a visually clean and minimalist environment. Dive into the strategic depths with easy-to-understand controls.
- Strategic Upgrades: Customize your Sentinel's abilities and strengths as you progress, adapting to the ever-changing threats and challenges. Experience the satisfaction of mastering your tactics with synergy between mechanics.
- Dynamic Targeting and Aiming: Manually control the Sentinel to fine tune its aim or activate Auto Aim to free up your focus. With Auto-aim activated, you can engage enemies with the convenience of using the Sentinel's auto-targeting feature or take matters into your own hands by manually selecting your targets.
- Diverse Arsenal: Explore a vast array of weaponry at your disposal, including powerful lasers, electrifying Tesla coils, mesmerizing black hole generators, and devastating meteor callers. Experiment with different strategies and weapon combinations to find the perfect defense against evolving enemies.
- Progressive Difficulty: Survive more waves to unlock new difficulty levels for future runs. Challenge yourself with higher difficulty levels to unlock more powerful perks that enhance your sentinel's abilities and maximize your chances of survival.
- Augmented Enemy Waves: Feeling lucky? Greatly increase challenge of individual enemy waves by augmenting them in exchange for more rewarding loot upon clearing them. Test your skills against the toughest foes and reap the rewards of victory.
Challenge Yourself
With each passing wave, the challenge intensifies as enemies evolve, becoming more cunning and formidable. Every run is different as enemies evolve different evolutionary traits, requiring different strategies to deal with. Stay vigilant, adapt your strategies on the fly, and unleash the full potential of your arsenal to survive against the odds.Are You Ready to Defend Against the Onslaught?
Prepare for an epic battle where survival depends on your wit, skill, and strategic prowess. Can you endure the relentless assault and emerge victorious, or will your defenses crumble under the pressure? The fate of the sector rests in your hands.Solitary Sentinel — game info
- Platforms
- Windows, macOS, Linux / SteamOS
- Player modes
- Single-player
- Controller
- Full controller support
- PC Game Pass
- Not included
What Steam players say
Recent verbatim reviews from Steam — separate from playze.io community reviews below.
Solitary Sentinel is an innovative rendition of space invaders that incorporates great fun, strategy and variation all into one. A must try for anyone seeking something novel and addictive!3 found this helpful
Fun game, has more depth and things to try than I was expecting. I do like how there's certain tradeoffs in the main gun. Play the demo if you want to give a quick try. Gameplay wise, would say it's good for a few afternoons but do feel like you probably have gone through everything in 5-10 hours max (unless you want to max out all the perks). A few issues I would point out just so people are aware (hopefully the dev will fix in the future). 1. Crashing. Not 100% sure why but the game crashes fairly frequently (once a hour or more) 2. Some of the upgrades can cause massive lag. The blackhole weapon seemed to be the worst for this when it gets big (and I have a pretty powerful computer). Recommend avoiding this weapon. Edit: Dev saw my feedback and issued a fix which so far seems to have fixed the performance (although now the issue is that the whole screen is taken up by the blackhole).Hope the people that enjoy these types of games can find this one which I think is underrated, just don't set your expectations too high, to me it is just a nice short chill game.1 found this helpful
Surprisingly fun, very good depth and replayeability. Game starts decently fast and gets extremely hectic in later waves in a fun way. The longer you play, the more perks there are to be unlocked. Auto-Aim perk can be utilised for a semi-idle game for when not fully focused. Lots of combos and synergies between weapons and upgrades and perks.1 found this helpful
I enjoyed it but becomes cheesed with the lightning weapons. Also could use a speed adjuster as later levels take way longer.
Worth a try with good ideas, welcome game in the Roguelike franchise
easy to learn, great and fun game even for newbies! really worth trying it out, and it gets more challenging & exciting as you play!
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