Comparison

Gravely vs Code Z Day

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Gravely

A first-person horror survival game where players must find keys and portals to escape walking dead. Survive all worlds to become a listed survivor or remain lost forever.

Highlights
  • First-person perspective
  • Horror survival gameplay
  • Key and portal mechanics
  • Multiple worlds to explore
  • Survivor leaderboard
Features
Read full description

The dead walk... and they want you! Gravely is a first person, horror, survival game. Look for the keys and portals if you want to live. Make it through all worlds to add your name to the list of survivors... or stay forever in an unmarked grave.

About

Code Z Day

Experience a chilling first-person shooter survival horror game set on a desolate space station. Battle terrifying mutants, explore dark corridors, and manage your resources to stay alive. The game offers realistic 3D graphics and offline play.

Highlights
  • Offline survival shooter gameplay
  • Realistic 3D horror graphics
  • Character ability upgrades
  • Save and load game progress
  • Detailed 3D map with secrets
Read full description

Are you a fan of tickling your nerves? Are you attracted by gloomy abandoned premises? Is it a pleasure to wander in the dark and not know where a monster will jump at you from? Do you feel like a fish in water in an atmosphere of horror? Do you like it when the veins shake with fear? Aren't you afraid of blood in shooters? Does disturbing music caress your ear? Sure your nerves are like ropes? Then you urgently need the novelty of 2021 - the cool horror shooter Code Z Day! The game works without internet! The plot is right! Endless icy space, in the darkness of which a lonely space station glows faintly. It looks abandoned. Doesn't send distress signals. The station name Edelheim pulsates with a green emergency light. Twilight reigns inside, the team seems to have evaporated. Suddenly, somewhere in the depths of the station, shots are heard, terrible inhuman screams are heard, and after a moment everything calms down again. Cautious creeping footsteps are heard. A man with a weapon appears from around the corner. And this person is you! You are the only survivor in this cursed, forgotten place. A long time ago, you lost count for a long time, the station was taken over by monsters. They killed the entire team and damaged the communication system with the outside world, so there is nowhere to wait for help. Your whole life is a struggle to survive. Survive at any cost and kill as many damn mutants as possible. Code Z Day is a classic first-person shooter set in a chilling horror setting. An easy shooter in which your task is to hit the creatures without a miss. A convenient sight helps you in this, if it glows red - pull the trigger without hesitation, you will 100% shoot the fiend of hell. Merciless action-mixing keeps you in suspense all the time, mutants climb on you from all cracks, only have time to exterminate them. The more monsters you send to the next world, the more ammunition you need - use the adventure game option, explore the territory, collect ammo, look for secret places with useful game bonuses. Separately, it is worth mentioning the excellent 3D graphics of the game, with clear vivid renderings. The free first-person camera option will take you into gloomy corridors, where a bloodthirsty mutant can jump out at you from around every corner. A comfortable motor option with a quick turn, running skill and the ability to move backward with your back more than once will help you save your life. Code Z Day is a top shooting game, which is understandable, with such and such functionality: - Simple and straightforward menu, no unnecessary bells and whistles, just everything you need; - Realistic 3D graphics - it's scary, as if you yourself wander in the darkened compartments; - Option of super-abilities of the character, in addition to the standard pumping of health, defense and weapons; - The function of saving the game and loading from the levels already passed; Detailed 3D map with a visual menu of found game bonuses and secrets; - Ability to choose the difficulty level - from the easiest to hardcore; - Convenient sight - shoot without hesitation when the front sight is red; - Talented musical and sound accompaniment, from which the blood runs cold; - Works offline - play offline!; - Genre combo - shooter, action, walker, horror; - Many levels - you never get bored! A sea of ​​blood and sticky horror is already waiting for you. Code Z Day is the most powerful mens shooting game for true connoisseurs of horror. You are guaranteed a great first-person adventure in the company of creepy monsters!

Screenshots

Gravely3 screens
Code Z Day4 screens

Verdict

The call

The clearest difference is in-app purchases: Gravely at none against Code Z Day's 8. Gravely also leads on update cadence (every 3 days vs every 4 months) and rating (5.0 vs 4.7). Code Z Day's advantage is ratings volume (122 vs 8). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Code Z Day sells 8 one-off in-app purchases. Gravely asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Gravely holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Code Z Day has 122 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 100% of Gravely's written reviews are positive against 92% of Code Z Day's.

UpkeepUpdate frequency

Gravely ships an update every 3 days, Code Z Day every 4 months. Both last shipped on November 3, 2026.

Scorecard7 real differences · 3 level
Gravely versus Code Z Day: the parameters behind the verdict, then further details
ParameterGravelyCode Z Day
PriceFreeFree
Rating5.0 (8 ratings) — better4.7 (122 ratings)
Positive reviews100.0% of reviews — better91.7% of reviews
Number of ratings8122 — better
Update frequencyEvery 3 days — betterEvery 4 months
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size211 MB240 MB
Age rating12+12+
DeveloperWinkpass Creations, Inc.Andrey Baranov

Customer experience

Gravely

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Code Z Day

All ratings121 ratings
Positive93.4%
Neutral4.1%
Negative2.5%
Written reviews48 reviews
Positive91.7%
Neutral0.0%
Negative8.3%

In-app purchases

None

Gravely

No in-app purchases

8 purchases

Code Z Day

One-time8
  • Recovery$0.99
  • Ammo$0.99
  • 2000 Credits$1.99
Show 5 more
  • Disable Ads$3.99
  • Triple Revive$4.99
  • Ednless Ammo$4.99
  • Weapons Pack$6.99
  • Dis. Ads/Weapon Pack/Infinite Ammo$9.99

Questions

Is Gravely free?
Gravely is free to download, with no in-app purchases.
Is Code Z Day free?
Code Z Day is free to download, with in-app purchases available.
Which has better reviews, Gravely or Code Z Day?
Gravely is rated higher. Gravely averages 5.0 out of 5 from 8 ratings, while Code Z Day averages 4.7 from 122 ratings.
Do Gravely or Code Z Day have ads?
Both Gravely and Code Z Day show ads.
Which is updated more often, Gravely or Code Z Day?
Gravely ships an update every 3 days, and Code Z Day every 4 months. Most recently, Gravely was updated on November 3, 2026 and Code Z Day on November 3, 2026.

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