- #1 Z Mutants
97% matchMixed60% of 10 reviews2021
Dev: Bullet Brain
Windows
Something is happening in town. People are going crazy attacking each other. Can you survive to find out what's causing this insanity? Who's behind this zombie outbreak?
Why similar: FPS 18.1%, Military 13.8%, Zombies 12.9%, Action-Adventure 12.1%, Horror 9.3%
- #2 FIRESTORM DEADLAND
96% matchNo user reviews
Dev: Kai J. FosterPub: Steam
Windows
FIRESTORM DEADLAND is a first-person shooter survival horror game where you have to survive as much time as you can by defending the world against unHumans and unknown species in the year 2063.
Why similar: Zombies 28%, Military 21.5%, FPS 17.1%, Survival Horror 9.6%, Horror 6.8%
- #3 Andromeda One Zombies
96% matchMixed44% of 70 reviews2020
Dev: Yann GEFFROTIN
Windows
Andromeda One Zombies is an First Person Shooter video game featuring zombies. The game take place in the far future where spatial exploration of galaxy is possible. A virus has spread and now zombies are rampant. The hero is in the military and try to bring order in the Andromeda galaxy.
Why similar: Zombies 24.2%, FPS 23.1%, Military 16.1%, Horror 8.1%, First-Person 7%
- #4 Sewer
95% matchNo user reviews
Dev: Hard Shark Games
Windows
Sewer is a survival horror experience that drags you beneath Arras in 1915 as a British spy trapped in a cursed underground. Navigate shifting tunnels, manage scarce ammo, and face what should have stayed dead as you fight to escape the darkness.
Why similar: Zombies 29.3%, FPS 18.5%, Horror 16%, Survival Horror 9%, Cinematic 7.5%
- #5 City of Graves
94% match6 user reviews50% of 6 reviews2025
Dev: Damaged Games
Windows
As a soldier in a lifeless city after a disease outbreak, fight creatures and hunt for what will save the city.
Why similar: Military 19.8%, FPS 17.9%, Action-Adventure 12.3%, Cinematic 10%, Zombies 8.8%
- #6 Nightmare of Decay
93% matchOverwhelmingly Positive96% of 4,343 reviews2022
Dev: Checkmaty
Windows
Median: 2.6 hrsMean: 5.1 hrs≥1hr: 68%
A first-person action horror game set in a nightmarish manor infested with zombies, psychotic cultists, and a horde of other horrors. Utilize an assortment of different weapons in a brutal fight for survival as you try to escape from the Nightmare of Decay.
Why similar: Zombies 21.6%, FPS 18.9%, Horror 17.9%, Survival Horror 10%, Action-Adventure 8.9%
- #7 Protect The Hangar : From Zombies
92% match1 user reviews0% of 1 reviews2025
Dev: Berke Uruş
Windows
Survive the undead apocalypse in this fast-paced first-person shooter where every bullet counts and every second could be your last.
Why similar: Zombies 34.1%, FPS 22.3%, Action-Adventure 12.4%, Action 8.7%, Violent 7.2%
- #8 Infested
91% matchNo user reviews2026
Dev: UHGDEV
Windows
Infested is a simple First Person Shooter. You will encounter many zombies as you fight your way through the zombie-infested city. Will you make it to the hospital to find the first infected victim? Only with its DNA samples will science be able to create an antidote.
Why similar: Zombies 27.2%, FPS 22.1%, Horror 16.1%, Violent 8.9%, Survival Horror 6.9%
- #9 Dark Zone
91% matchNo user reviews
Dev: GSOFT
Windows
Face the horror in a visceral action shooter. As a soldier trapped at the heart of the collapse, battle relentless hordes and brutal bosses to uncover the dark truth behind the outbreak. A complete episodic experience where every bullet counts. Will you survive to see the end?
Why similar: Military 19.9%, Zombies 17.2%, Action-Adventure 11.2%, Horror 11.1%, War 8.7%
- #10 Dark Era
90% matchNo user reviews2024
Dev: Red Panda Games
Windows
A Game set in post-apocalyptic world where an alien virus has taken over, kill the infected ones ,Survive their attacks , clear the levels to complete the game. There are currently two game modes one is level based and another is Arcade mode.
Why similar: FPS 21%, Action-Adventure 16.3%, Zombies 14.4%, Horror 12%, Action 8.4%
- #11 Unknown Woods
89% match7 user reviews71% of 7 reviews2021
Dev: Spirit Games
Windows
A brutal horror action FPS where you will be fighting for survival against creatures of the woods and finding out the mysteries that lie around in the dark forest
Why similar: FPS 18.1%, Military 16.6%, Horror 14.3%, Zombies 14.2%, Action-Adventure 9.8%
- #12 Patient 0
89% matchNo user reviews
Dev: Dat Creative Impulse
Windows
Patient Zero is a single player/co-op first-person action survival horror! Experience what it would be like to be at ground zero of a actual unscripted, organically growing zombie outbreak! "No badass heroes here....just survivors!"
Why similar: Zombies 24.4%, FPS 21.8%, Horror 14%, Action-Adventure 10.5%, Survival Horror 10.2%
- #13 Dual Gun
88% match1 user reviews100% of 1 reviews2024
Dev: Rocket Game
Windows
《Dual Gun》is a survival horror first-person shooter game,set in a world infested with various mutated creatures. You are a member of the military skilled with dual pistols. You are dropped into these locations, and your mission is simple: survive long enough to clear out the mutated beings!
Why similar: Zombies 26%, FPS 22.2%, Bullet Time 15.4% ★, Military 13.9%, Violent 5.7%
- #14 Death Slayer V
87% match4 user reviews50% of 4 reviews2021
Dev: MDK software
Windows
A virus has escaped a secret lab ran by the Eibmoz Corporation. Everyone is infected... including yourself. You have minutes before you die from the fast acting virus and turn into a "Zombie". There may be a way to stay alive... but it wont be easy!
Why similar: Zombies 25.4%, FPS 24.2%, Shoot 'Em Up 14%, Horror 10.6%, Action-Adventure 6.4%
- #15 From The Grave
86% matchMixed53% of 32 reviews2020
Dev: Esteban Jauregui
Windows
Zombie Survival Game
Why similar: FPS 24.9%, Zombies 16.3%, Horror 14.2%, Military 14.1%, Survival Horror 11%
- #16 Rise of the Dead
86% matchNo user reviews
Dev: Mark Smith
Windows
Trapped in a collapsing mountain research facility, you play a lone security guard searching for a vaccine as the dead rise around you. Solve puzzles, survive limited resources, and escape by train before everything is destroyed.
Why similar: Zombies 32.6%, Horror 23.1%, FPS 13.5%, Action-Adventure 9.7%, Adventure 8.4%
- #17 Maisons de repos
85% match5 user reviews40% of 5 reviews2025
Dev: Draydur Studio
Windows
Maison's de repos is a pure and realistic horror videogame Based on true events.
Why similar: FPS 24.4%, Action-Adventure 17.5%, Horror 14.5%, Action 13.2%, Adventure 11.3%
- #18 M.A.L.M.O : Scorched Earth
83% matchPositive90% of 39 reviews2025
Dev: potato_milki PresentsPub: potato_milki
Windows
M.A.L.M.O : Scorched Earth is an open world, fast paced, first-person shooter. The Goal: Get rid of the Parasitic Zombie Population in the entirety of SOUTHERN SWEDEN!, and loot the city from up to down, and go FAST with the Source Engine Inspired Bunnyhopping System.
Why similar: FPS 24.3%, Action-Adventure 15.9%, Zombies 14.5%, Adventure 11%, Action 10.5%
- #19 Apocalyptic
84% match2 user reviews50% of 2 reviews2022
Dev: Darkvale Games
Windows
Apocalyptic is a Zombie Survival Shooter Video Game.It begins in a church where zombies flood everywhere. There are survival quests as you proceed through the campaigns and you must try and survive the apocalyptic horde.
Why similar: FPS 24.9%, Hack and Slash 15.1%, Zombies 14.5%, Shoot 'Em Up 13.8%, Horror 11.4%
- #20 The Lifeline
84% matchNo user reviews2026
Dev: Penche SoftwarePub: PlayWay S.A.
Windows
To escape this terrifying hospital, you must leave your fears behind. Can you do it? Explore, face zombies, use weapons, avoid traps, and react fast to survive.
Why similar: Zombies 26.9%, Horror 18.3%, FPS 17.9%, Survival Horror 10%, Action-Adventure 8.5%
- #21 DzombZ
82% matchMostly Positive71% of 35 reviews2023
Dev: Houari Mohamed Amine
Windows
Survive or die ! Experience survival horror full of puzzles while escaping between the streets of Algeria after zombies invasion . Suffer to protect your life in situations never attempt them before with first person perspective and powerful actions that make it more realistic then ever
Why similar: Zombies 25.5%, FPS 18.3%, Horror 17.6%, Survival Horror 11.7%, Action-Adventure 7.6%
- #22 Resident Evil Requiem
78% matchOverwhelmingly Positive96% of 178,125 reviews2026
Dev: CAPCOM Co., Ltd.
Windows
Median: 21.3 hrsMean: 28.9 hrs≥1hr: 98%
Requiem for the dead. Nightmare for the living. Prepare to escape death in a heart-stopping experience that will chill you to your core.
Why similar: Zombies 25.7%, FPS 16.7%, Horror 15.6%, Survival Horror 11.6%, Action-Adventure 7.7%
- #23 Skelton Zone Traveler Emergence
82% matchMixed64% of 25 reviews2022
Dev: Bry Guy Studios
Windows
Help the travelers escape the horrors of the Skelton Zone.
Why similar: FPS 25.5%, Action-Adventure 17.2%, Horror 16.7%, Action 13%, Adventure 11%
- #24 Mutation
81% matchNo user reviews2027
Dev: MoFengHeiHei
Windows
Upon waking, he finds a world transformed. Now, he must face the manor's horde of the undead alone and unearth the terrifying truth behind the nightmare.
Why similar: Zombies 29.9%, FPS 17.9%, Horror 15.8%, Survival Horror 13.3%, Adventure 8%
- #25 FROSTBITE: Deadly Climate
81% matchVery Positive86% of 526 reviews2018
Dev: Alex Olinkiewicz
Windows
Survive the arctic research base simply known as Base 75, or die from the freezing cold or by the horrors that lurk within the halls?
Why similar: Horror 23.9%, Zombies 20.3%, Violent 13.9%, FPS 13%, Survival Horror 10.6%
- #26 Zombie Death Day
80% matchNo user reviews2026
Dev: B Rees
Windows
Battle for survival against zombie hordes. This FPS puts you at the frontline of the battle to repel the hordes, and save the human race. Lead the fight by destroying the infected.
Why similar: Zombies 34.9%, FPS 22.9%, Action 8.4%, Action-Adventure 7.5%, War 7.3%
- #27 Estancia Protocol Zero
79% matchNo user reviews
Dev: 490 Forge Pub: 490 Forge
Windows
A first-person survival horror set in Neuquén, Argentine Patagonia. Venture into a remote estate in Cerro Ocaso to search for your missing partner. Face hordes of the undead, manage your resources, and solve classic puzzles to survive the nightmare.
Why similar: Zombies 25.7%, FPS 13.9%, Horror 11.7%, Action-Adventure 11.7%, Survival Horror 10.8%
- #28 Tokyo Outbreak: Zero
79% matchNo user reviews2026
Dev: BIG GAME STONE
Windows
An FPS survival horror set in Japan. After surviving the Operation to Eliminate the Infected, the protagonist is ordered to secure the virus developer and heads to Tokyo. Explore and fight using survivors’ requests and information. Manage limited ammo and healing items to survive.
Why similar: Zombies 32.2%, FPS 19%, Horror 16.6%, Survival Horror 11.3%, Violent 6.7%
- #29 Hospital of the Undead
78% matchMixed64% of 11 reviews2024
Dev: HassaanAsif
Windows
You must escape a hospital overrun by zombies. Shoot your enemies and avoid the dark to preserve your sanity while managing your limited resources.
Why similar: Zombies 32.2%, Horror 24.6%, FPS 22.1%, Survival Horror 13.7%, First-Person 5.3%
- #30 MR 333
77% matchVery Positive80% of 101 reviews2021
Dev: Bry Guy Studios
Windows
When the ritual begins it is feeding time. Find his substance or he will consume your body.
Why similar: FPS 27.7%, Horror 24.6%, Action-Adventure 20.4%, Action 14.7%, First-Person 10.5%
- #31 Dirty Room
77% matchMixed63% of 52 reviews2023
Dev: Tactic Forge
Windows
First person shooter horror adventure game. As detective C, you arrived at an old friend's home and try to find out what's going on.
Why similar: Zombies 29.1%, FPS 23%, Horror 21.9%, Violent 7.3%, Adventure 6.4%
- #32 B.E.C.C.: Dead District
76% matchNo user reviews
Dev: Del "DeeDave" Huband
Windows
Defend against dynamic and intelligent monsters in the heart of the Dead District while unravelling the plot of a mysterious organization.
Why similar: FPS 25.7%, Horror 23.7%, Action-Adventure 14.7%, Action 6.9%, Violent 6.9%
- #33 ZOMBIAX EVIL
76% match3 user reviews67% of 3 reviews2023
Dev: WGI GAMING
Windows
Survive as long as possible against the zombie horde of ZOMBIAX EVIL ! Alone or in coop mode, play as an elite soldier, arm yourself to the teeth and try to rid the whole of humanity of zombie vermin ! Become a Legend of the Resistance !
Why similar: Zombies 21.2%, FPS 17%, Military 13.4%, Horror 10.7%, Action-Adventure 10.5%
- #34 EBOLA VILLAGE
73% matchVery Positive81% of 419 reviews2025
Dev: indie_games_studio
Windows
Median: 4.7 hrsMean: 5.6 hrs≥1hr: 87%
EBOLA VILLAGE - this is a classic survival horror game from the 90s with a focus on atmosphere and player immersion. Solve puzzles, follow the story carefully and use various weapons in a brutal fight for survival. Danger lurks at every turn.
Why similar: Zombies 22.3%, FPS 17.7%, Horror 14.7%, Action-Adventure 9.9%, Survival Horror 9.2%
- #35 Soer Dolls
75% matchMixed67% of 51 reviews2021
Dev: SoerGamePub: KuKo
Windows
Soer Dolls is a horror adventure game in which you need to find enchanted dolls in order to save the small town of Lazyiville from the terrible curse that caused ghosts and monsters to appear in the city!
Why similar: Zombies 31.3%, Horror 20.4%, Action-Adventure 15.9%, Survival Horror 10.5%, First-Person 7.4%
- #36 Witching Hour
74% matchMostly Positive81% of 14 reviews2023
Dev: MythicPenguin
Windows
Witching Hour is a zombie wave shooter where you have to survive until the clock strikes 12. You are trapped inside the house while hordes of zombies attack you from every angle. Can YOU survive until witching hour?
Why similar: FPS 29%, Zombies 21.3%, Horror 16.9%, First-Person 7.8%, Action 7.8%
- #37 Square Head Zombies 2 - FPS Game
75% matchMixed42% of 64 reviews2019
Dev: Sabrina Aridi
Windows
Median: 54 minMean: 6.1 hrs≥1hr: 45%
New zombies need to be defeated in Square Head Zombies 2. Go to new places, find and destroy them all.
Why similar: Zombies 22.8%, Military 22.5%, FPS 21.8%, Action-Adventure 13.1%, First-Person 6.6%
- #38 CARDS GUNS ZOMBIES
73% matchNo user reviews
Dev: Art Games Studio S.A.Pub: Art Games Studio S.A.
Windows
Open packs of CARDS to arm yourself with various equipment, abilities, and the best GUNS on the market, then slay hordes of ZOMBIES!
Why similar: Zombies 30.3%, FPS 26.6%, Horror 17.7%, Violent 12.2%, First-Person 6.6%
- #39 Veiled Basilisk
74% match2 user reviews100% of 2 reviews2020
Dev: Sublimis Games
Windows
Experience a thrilling ride as you unravel a twisted and branching tale of a science experiment gone wrong in this Sci-fi action FPS game! Early Access version available!
Why similar: Zombies 31.7%, FPS 17.4%, Action-Adventure 12.9%, Action 11.1%, Shoot 'Em Up 9.8%
- #40 Danger Horizon
72% match3 user reviews100% of 3 reviews2025
Dev: G. MillerPub: Crimson Void Games
Windows
Danger Horizon is a multiplayer, first-person shooter game made using Unreal Engine 5. The game features realistic gunplay, and advanced blood and gore features that everyone can enjoy.
Why similar: FPS 25.1%, Shoot 'Em Up 15.5%, Military 14.7%, Zombies 13.1%, Horror 11.2%
- #41 Have a Bloody Goal
73% match1 user reviews0% of 1 reviews2023
Dev: KdanssPub: Kdanss LLC
Windows
Have a Bloody Goal is a fun first person zombie soccer game. The game puts you against a small number of zombies, hordes of zombies, giants, or give you an infinite amount of time to score as many goals as you can and not lose to your opponent who's also trying to score against you.
Why similar: Military 23.5%, Zombies 21.7%, FPS 19.4%, Violent 12.3%, Shoot 'Em Up 9.2%
- #42 KILLGUN
70% matchNo user reviews73% of 60 reviews2026
Dev: Hunt Studio
Windows
KILLGUN - is a ruthless FPS for players who crave pure, aggressive combat, high difficulty, and an atmosphere of constant survival.
Why similar: Zombies 38.5%, FPS 26.5%, Military 9.2%, Horror 8.7%, Action 6.9%
- #43 Unholy Legacy
71% matchNo user reviews
Dev: Neon Light Studio
Windows
Something evil has awoken, something ancient. An unholy force lurks in the shadows and the darkness of night. As fate would have it, you must now face this evil. To survive, you must fight, solve puzzles, and unravel the mystery of this ancient and unholy legacy.
Why similar: Zombies 26.7%, Horror 21.4%, Survival Horror 11.3%, Action 9.2%, Action-Adventure 7.4%
- #44 World War Z VR
70% matchMixed44% of 171 reviews2025
Dev: Saber Interactive Inc.
Windows
World War Z VR is an immersive single-player first-person shooter experience that challenges you to take on huge swarms of zombies. Based on the hit game World War Z that has now captivated over 25 million players.
Why similar: Zombies 21.6%, FPS 20.5%, Action-Adventure 14.9%, Horror 12.8%, Action 10.7%
- #45 Dark Invasion VR
72% match9 user reviews67% of 9 reviews2019
Dev: Vadim Silver
Windows
In 1985, a peaceful life of a quiet industrial town have turned into a pure nightmare. Police started to receive phone calls about aggressive creatures attacking citizens.
Why similar: Zombies 16.4%, FPS 14.8%, Violent 10.8%, Action-Adventure 10.4%, Shoot 'Em Up 9.7%
- #46 Invention 3
71% matchMostly Positive72% of 81 reviews2022
Dev: Falco SoftwarePub: Conglomerate 5
Windows
In this game you have to fight your way through hordes of zombies in search of a safe place.
Why similar: Zombies 28.5%, FPS 26.2%, Horror 8.1%, Action-Adventure 7.5%, Action 7.4%
- #47 Welcome to Chornobayivka VR
71% matchMixed70% of 99 reviews2022
Dev: darksciencelab
Windows
At that day the Russians start a miss planned attack against Ukraine, Joe grabs his preferred weapon to stop the Zombie Russian Soldiers that got infected by a sick experiment of Putin. Fight for democracy and freedom in a wave like horror VR shooter experience for free.
Why similar: Military 19.2%, Zombies 18.5%, FPS 12.8%, Horror 10.3%, Shoot 'Em Up 9.1%
- #48 Haunt Hunter
70% matchNo user reviews
Dev: Arckon Arts
Windows
As investigator Arjun Miller, delve into the depths of the abandoned Anya Manon Hospital, a place with a dark and twisted past. Uncover its sinister secrets while fighting for survival against horrifying creatures and solving puzzles. Experience horror, gripping suspense, and a chilling atmosphere.
Why similar: FPS 29.4%, Horror 17.7%, Action-Adventure 16.8%, Action 8.9%, First-Person 8.5%
- #49 Muscle Onmyoji
69% matchNo user reviews
Dev: Non-Identity
Windows
Fear? What's wrong with that? Just punch it. Evil spirits are gathering in the hospital. You visit with your disciple and purify the evil spirits with punches.
Why similar: FPS 29%, Action-Adventure 20.7%, Horror 19.4%, Action 14.7%, Violent 10.5%
- #50 Out Of Hell
69% matchNo user reviews
Dev: Long Nguyen
Windows
You are Donovan Ling, a police officer and one of the last living souls in a city decimated by a demonic onslaught. Fight against relentless hordes of the undead, nightmarish horrors and hellish entities as you attempt to unravel the mysteries behind the invasion and escape with your life!
Why similar: Zombies 22.9%, FPS 15.3%, Horror 14.7%, Action-Adventure 10.8%, Shoot 'Em Up 10.4%
- #51 Open Fire: Ready
67% match2 user reviews50% of 2 reviews2026
Dev: GHOST
Windows
This is a very simple first-person shooter game that you can fight enemies in various game modes and maps, experiencing the thrill of shooting.
Why similar: FPS 28.7%, Military 25.8%, Zombies 20%, Violent 12.5%, First-Person 8.9%
- #52 Dark Genesis
67% matchPositive100% of 10 reviews2025
Dev: Seoung Jin Kim
Windows
Dark Genesis is a first-person horror shooting game developed using Unreal Engine 5. Through the power of Unreal Engine 5, players can experience realistic visuals and intense battles with terrifying monsters.
Why similar: FPS 26.1%, Zombies 21.6%, Horror 17.8%, Adventure 12.1%, Action 11.6%
- #53 Island of the Dead
68% match1 user reviews0% of 1 reviews2023
Dev: Ali KhanPub: Usman Ahmad Khan
Windows
Island of the Dead is a video game where you, the player, are stuck on an island full of zombies, to win, you must kill them all.
Why similar: FPS 27.7%, Action-Adventure 19.6%, Zombies 19.4%, Action 13.4%, Adventure 7.2%
- #54 Undead Fortress
67% match3 user reviews33% of 3 reviews2025
Dev: LCG
Windows
This is a horror shooting game that confronts dark creatures.An ancient legacy regeneration plan that summons ancient creatures through mystical rituals. And you are unfortunately chosen, and all you have to do is to explore the laboratory in the mist, destroy five totems and kill the bloodthirsty
Why similar: Zombies 24.3%, FPS 22%, Horror 16.8%, Hack and Slash 11.7%, Violent 6.2%
- #55 Reaktorhallen R1 - Zombie Shooter
69% matchNo user reviews2023
Dev: Isak FelldinPub: sole proprietor
Windows
You are tasked with defending yourself against multiple waves of zombies using only a gun. The setting for this challenge is the real-life location of R1, Sweden's first nuclear reactor. You may choose to play in either hard mode or normal mode.
Why similar: FPS 24.9%, Zombies 18.8%, Shoot 'Em Up 16%, Horror 12.6%, Action 12.2%
- #56 Dead Effect
68% matchMostly Positive73% of 3,763 reviews2014
Dev: BadFly Interactive, a.s.
Windows · Mac
Median: 4.6 hrsMean: 11.4 hrs≥1hr: 90%
Fight for your life in the INDIE SCI-FI FPS game fit for both casual and hard-core gamers with a passion for hunting down hordes of zombies. Prepare yourselves for the incoming nightmare!
Why similar: Zombies 37.6%, FPS 26.8%, Horror 15.5%, Action 7.3%, Bullet Time 4.1% ★
- #57 The Cryptobiosis Project
66% matchNo user reviews
Dev: Frozen Fly
Windows
The Cryptobiosis Project is a first‑person horror adventure with stealth‑action and survival elements. You have to unravel the mystery of a closed scientific complex where, long ago, work was underway to create genetically modified soldiers — but something went wrong…
Why similar: FPS 19.9%, Zombies 18.5%, Action-Adventure 15%, Adventure 9.7%, Action 9.4%
- #58 Terrifying Night
66% matchNo user reviews
Dev: Ilya K
Windows
First-Person Survival Horror with a strong focus on horror. Step into a world of terror where every move could be your last. Fight horrifying enemies and survive brutal battles with no room for weakness. A true atmosphere of fear, with a touch of dark humor. Your goal: survive at all costs.
Why similar: FPS 20.2%, Zombies 20.2%, Horror 17.5%, Survival Horror 9.9%, Violent 7.2%
- #59 Dead GroundZ
67% matchMixed57% of 35 reviews2020
Dev: VRillAR
Windows
Dead GroundZ is an action packed FPS VR game where players unravel a conspiracy involving secret experiments and solve the mysteries of an isolated island. Exciting, intense action gameplay and seamless immersion in a beautiful VR environment provide an amazing experience.
Why similar: Zombies 28.2%, Horror 14.4%, FPS 14.1%, Action 10.7%, Adventure 9.5%