Browser Shooters Worth Knowing: Shell Shockers, Krunker and Gunblood

Two paintball players in masks and team jerseys

Egg-based arenas, fast .io shooters, Flash duels and user-made Kogama worlds: a guide to browser shooter games, how they play and how they got here.

Shooters were the biggest single group in the old catalogue on this site: sniper games, zombie defences, arena shooters and dozens of Flash duels. Most of the Flash ones are gone, but browser shooters are arguably better than ever, because WebGL lets a tab run 3D games that would once have needed a download. Here are the ones worth knowing.

Two paintball players in masks and team jerseys
Two paintball players in full gear. Browser shooters trade paint for eggs, blocks and pixels. Photo: Mahdian, Public domain, via Wikimedia Commons.

The modern browser shooters

GameStyleNotes
Shell ShockersArena FPSBlue Wizard Digital's egg shooter, launched around 2017; cartoonish, quick to start and a lunch-break favourite
KrunkerFast arena FPSA blocky, very fast shooter launched in 2018 and later acquired by the browser games company FRVR
Bullet ForceMilitary FPSA more conventional modern-combat shooter that also appeared on mobile
KogamaUser-made worldsKogama, from Danish developer Multiverse, lets players build and share 3D worlds; shooter maps are among the most played
Combat ReloadedArena FPSA simple multiplayer shooter with classic modes

Developers and years are given as commonly reported. Browser games change hands and rebrand more often than boxed games, so details can drift.

The Flash classics

Gunblood is the archetype of the Flash-era shooter: a Western duel where you wait for the signal, draw and fire with the mouse before your opponent does. Plazma Burst brought fast side-on sci-fi combat, and countless sniper games such as the "Sniper Team" style of puzzles asked you to choose one perfect shot. Most of these were removed from portals when Flash support ended, though some survive through preservation projects; see the death of Flash.

What makes a browser shooter good

  • Fast matchmaking. Players arrive with a few minutes to spare. A browser shooter that makes you wait loses them.
  • Readable art. Low-detail, colourful styles like Shell Shockers' eggs or Krunker's blocks run well on weak laptops and make targets easy to see.
  • Fair netcode. Shooters are unforgiving of lag. Good games hide latency with prediction and server-side checks.
  • Light progression. Cosmetics and unlocks give a reason to come back without making new players helpless.

Skins, cases and the betting economy around shooters

The biggest commercial idea in shooters over the past decade was not a gun but a skin. Counter-Strike: Global Offensive introduced weapon cases in 2013: you buy a key, open the case and receive a random cosmetic, some common and some very rare. Because skins can be traded and sold on the Steam marketplace, they became a currency. Third-party sites let players bet skins on coin flips, roulette-style wheels and professional matches, and in 2016 Valve began telling such sites to stop using its systems for gambling.

Many browser shooters now sell cosmetics too, some through randomised crates. Whether paid crates count as gambling depends on where you live, and Europe has reached very different answers: Belgium's regulator called some loot boxes illegal gambling in 2018, while the Dutch courts eventually ruled the other way. We explain the rulings in loot boxes versus gambling, and the professional side, from match odds to integrity scandals, in esports betting.

Tips for new players

  1. Turn down your mouse sensitivity. Most new players aim too fast. Lower sensitivity gives steadier tracking.
  2. Play the objective. In team modes, standing on the point wins more than chasing kills.
  3. Use headphones. Footsteps and reload sounds tell you more than the minimap.
  4. Check the address bar. Copycat sites copy the name and the look; play on the official site or a reputable portal.