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Pet Simulator 99 Patch Notes (Update 16)

Uncover all the new content and features in the Pet Simulator 99 update by digging through the latest patch notes!
Pet Simulator 99 Patch Notes (Update 16)
BIG Games via Roblox

Want to know what's new? Well, your search ends here—find the latest Pet Simulator 99 patch notes in this guide! Whether it's new pets, eggs, quests, biomes, or limited-time events, there's no shortage of exciting content and features headed your way.

That said, it's time to clear your inventory and expand your collection of digital companions! With so much new stuff to dig through, there's no better time to nose-dive into all the fun. Here's everything new in the Pet Simulator 99 update patch notes!

Updated on 15 June 2024: The Pet Simulator 99 patch (Update 15) is now live. Remember to hard-refresh this page by pressing Ctrl+F5 or SHIFT+F5 to view an uncached version.

Pet Simulator 99 Update: Countdown Timer

The next Pet Simulator 99 patch is CONFIRMED to come out on 15 June 2024. BIG Games has moved away from its fixed weekly schedule, but we'll still check for new updates every Saturday at 5 p.m. GMT (that's 9 a.m. PST or 12 p.m. EST if you're in the United States).

Update: The developers have reverted back to weekly updates!

If you're unsure how long you must wait, you can refer to the countdown timer below, which ticks down to the next suspected release date. Otherwise, you can refer to our Pet Simulator 99 release date schedule, which will tell you when all future updates should come out.

The next Pet Simulator 99 update drops in
01:11:16

pet simulator 99

Latest Pet Simulator 99 Patch Notes

Here's everything you need to know about the latest update to Pet Simulator 99 on 15 June 2024:

Virus Event

  • Invasion in Hacker World: Defend against UFOs that spawn Virus Chests. Breaking these chests and the orbs guarding them will unveil the Virus Egg for 10 minutes.
  • Virus Egg: This egg spawns after defeating the Virus Chest and offers up to 100x increased chances of hatching HUGE pets. New top-tier pets can be hatched from this egg.

New Pets

  • From the Virus Egg: Matrix Monkey, Virus Griffin, and HUGE Virus Griffin.
  • Secret Pet: Introducing the Rainbow Swirl, a super rare pet that can hatch from any egg after achieving Rebirth 5.

Huge Pets

  • Variety of HUGE Pets:
    • Huge Virus Griffin (from the Virus Egg during a Hacker Virus event)
    • Huge Matrix Monkey (from the Virus Pack)
    • Additional HUGE pets like Huge Bison and Huge Punksky added to the active huge pets and available during any Huge Party.

Huge Machine Egg

  • New Additions: Includes pets like Huge Mantis Shrimp, Huge Mushroom Raccoon, Huge Pixie Fox, Huge Umbrella Cat, Huge Vibrant Toucan, and the Titanic Butterfly. These are available from the Huge Machine found in the Supercomputer and Spawn Castle areas.

Exclusive Offers

  • Virus Pack: Features limited-time pets and items, including the Huge Matrix Monkey and Huge Masked Fox, as well as items like the UFO Ultimate, Hacker Booth, and Hacker Hoverboard.

Special Abilities and Items

  • UFO Ultimate: Summons a fleet of UFOs to break items more effectively. The higher the level, the more UFOs and the stronger their impact.

Changes and Fixes

  • UI and Gameplay Adjustments: Includes a more compact boosts UI, modification in trading mechanics, adjustments to pet hatching from eggs, and various bug fixes concerning gameplay mechanics and visual issues.

Note

  • Upcoming Clan Battle: There will be no break next week before jumping into the next clan battle, indicating a continuous competitive environment.

Important: If this section has not been updated but the new Pet Simulator 99 update has gone live in-game, then it's possible you're viewing a cached version. Try hard-resetting the page (SHIFT + F5) to get the latest uncached version from the server.

Previous Pet Simulator 99 Update Patch Notes

Here are all the changes in the previous update to Pet Simulator 99:

Pet Simulator 99 Update 15 (8 June 2024)
  • Hacker World: Unlock five encrypted zones and explore four mysterious mini-zones.
  • Secret Discoveries: Find upgrades, artifacts, rewards, and hidden vending machines.
  • Hacker Cannon: Locate this new addition in the Void Hub to progress in the game.
  • New Pets Available: Hatch 11 new pets, including a Masked Fox, Hacked Skeleton, and Hacker Cat.
  • Blazing Exclusives: Don’t miss out on the new BLAZING exclusive pets!
  • Huge Pets Addition: Introducing five HUGE pets, including Huge Wicked Empyrean Dragon (2024 Wicked Clan Battle reward) and other HUGE pets available through the Hacker Chest and exclusive eggs.
  • New Eggs: Hatch your way through five new eggs with a chance for HUGE pets.
  • Hacker Chest: Offers L33T loot and chances for HUGE Hacker Axolotl and other exclusive items.
  • Hacker Key: Essential for unlocking the Hacker Chest, with increased drop rates in Hacker World and during special surges.
  • Hacker Enchant and Hoverboard: Boost your gameplay with the new Hacker Key Hunter enchant and zoom around on the Matrix-style Hacker Hoverboard.
  • Global and Clan Events: Engage in a global quest for encrypted rewards and the Wicked Clan Battle for exclusive prizes like a Huge Rainbow Huge Wicked Empyrean Dragon for the top clan.
  • More Clan Levels: Advance your clan with new levels 6-8, offering increased mastery XP, pet walkspeed, drop rates, and diamonds.
  • Superior Chest Mastery: Unlock perks that increase the odds and loot from Superior Chests up to 50%.
  • Hacker Pack and Blazing Exclusive Egg: Grab the UBER HAX0R L33T PACK with exclusive pets and items at a discounted price and hatch new HUGE pets from the Blazing Egg.
  • Inventory and Gameplay Tweaks: Addition of a button for buying more pet equip slots, adjustments to game mechanics, and fixes for pet listing issues.
Pet Simulator 99 Update 14 (1 June 2024)

Obby World

  • New Area: Jump into the fun under the sun in Obby World, located in the Void Hub.
  • Quests and Islands: Complete quests to unlock 5 summer islands.
  • Mini Islands: Discover scattered mini islands with upgrades, relics, rewards, and eggs with increased HUGE chances.

New Pets

  • New Pets: Hatch 12 new pets from the new areas.
  • Huge Pets:
    • Huge Pineapple Monkey: Found in Obby World eggs, minigames, Summer Gifts, and Summer Pack.
    • Huge Sun Agony: Found in the Summer Pack.

New Eggs

  • New Eggs: Hatch through 5 new eggs.
  • Increased Chances: Mini islands offer up to 10x increased HUGE chances.

Summer Event

  • Global Event: Collect seashells to unlock rewards.
    • Each quest completed grants another reward.
    • Global Event Bags are rewarded every 25 levels.
    • Event ends in 2 weeks.

Summer Gift

  • Summer Gift: Made from 500 seashells from random drops.
    • Contains one of 4 limited-time items.
    • Chance for Huge Pineapple Monkey, Water Blaster, Surfboard, Summer Booth, and more.

Seashell Machine

  • Seashell Machine: Combines seashells into gifts.
    • Each Summer Gift costs 500 points to make.
    • Located at Spawn and Obby World.

Minigames

  • Tiki Egg Hunt: Starts in Area 207 every 4 hours (first at 12pm CDT).
    • Eggs with different rarity and up to 100x increased chances.
    • Chance to hatch the Huge Pineapple Monkey.
  • Jungle Boss Fight: Starts in Area 208 every 4 hours (first at 2pm CDT).
    • Another opportunity to get the Huge Pineapple Monkey.

Exclusive Summer Pack

  • Summer Pack: New limited-time summer items.
    • Chance for Huge Sun Agony and Huge Pineapple Monkey.
    • Includes Summer Gift, Seashells, Surfboard, Summer Booth, Water Blaster.

Extras

  • Summer Booth: Summer vibe found in Summer Gifts.
  • Surfboard: Found in Summer Gifts.
  • Water Blaster: New water blaster item.
  • New Rank: Added a new rank 30.
  • Clan Settings: Ability for clans to change description and icon.
  • Clan Battle: The fragmented clan battle has ended. Congrats to the winners!
  • Summer Decorations: Added summer decorations to the trading plaza.

Changes and Fixes

  • Changed diamond party to 20m diamonds.
  • Changed prison keys to be tradeable and reduced drop rate.
  • Extended transfers to end on July 1st.
  • Fixed various issues including auction bugs, shiny charm placement, and void chest.
  • Improved lag and memory performance.
  • Added new player tutorial and quality of life improvements.
  • Added automatic relog support for fishing and digsite.
  • Added police hoverboard sounds.
Pet Simulator 99 Update 13 (25 May 2024)
  • Police HQ: Access the Secret Police HQ by donating Void Coins. Explore covert operations within.
  • Police Pets: New Police Dog and Police Cat available in the Police Egg.
  • Huge Pets:
    • Huge Police Cat: Obtainable from the Police HQ Egg, Bank Heist Minigame, and Cops vs. Robbers Pack.
    • Huge Robber Cat: Available in the Cops vs. Robbers Pack.
  • Police Egg: Located in the secret operations area with better hatch chances and new police pets, including the Huge Police Cat.
  • Police Chest: A challenging Giant Police Chest drops prison keys. Found in the secret area.
  • Prison Keys: Obtainable from the Police Chest and Bank Heist Minigame.
  • Key Surge: Break the big chest to increase key drop rates by 50% for 10 minutes. Track progress in Police HQ.
  • Key Combine: Convert regular prison keys to golden keys with Prison Preston in the Prison Courtyard.
  • Bank Heist Minigame: Engage in a heist every 4 hours for rewards, including the Huge Police Cat and prison keys. Features puzzles and traps.
  • Cops vs. Robbers Pack: Limited-time pack with Huge Robber Cat, Huge Police Cat, and Police Hoverboard.
  • Stargazing Exclusive Pets: Stargazing Egg with TITANIC Stargazing Bull, Huge Stargazing Wolf, and Huge Stargazing Axolotl. Limited-time offer.
  • Police Hoverboard: New hoverboard with flashing lights and sirens, available in the Cops vs. Robbers Pack.
  • Changes:
    • Added void tickets to the drop table.
    • Renamed Nature Dragon to Forest Wyvern.
    • Fixed various bugs including item drops, auto hatch, UI issues, and machine functionalities.
    • Corrected spelling errors and resolved minor issues.
Pet Simulator 99 Update 12 (18 May 2024)
  • New Rewards: Including Superior Mini Chests, which spawn randomly and are 3x rarer than regular mini chests.
  • Black Hole: Travel to the Void World.
  • Pet Damage Boost: Pets are now 75% stronger permanently.
  • New Quests: Unlock 5 new prison areas, starting with the Prison Tower and ending at Police HQ.
  • Upgrades and Rewards: More upgrades, relics, vending machines, and rewards located in these new areas.
  • New Pets: Hatch 9 pets from the new areas, including Prison Cow, Detective Cat, and Guard Corgi.
  • Huge Pets: 3 new huge pets are available.
  • New Eggs: Hatch from the Rusty Egg to the Lootbag Egg.
  • Unlock Cells: Find friends and hidden treasures in prison cells.
  • Prison Keys: Collect to open cells. Each key increases chances for huge pet rewards, especially the Gold Prison Key which has a 10x huge chance.
  • Access: Requires Rebirth 8 and Area 199 to enter.
  • Void Spinny Wheel: Use Void Spinny Wheel Tickets for better rewards, including a huge Atomic Axolotl.
  • Void Chest & Key: Offers a new Huge Holographic Cat.
  • Void Currency: Collect Void Coins and Void Bars (1 million Void Coins).
  • Global Event: Complete Prison Keys quests for rewards, including Global Event Bags every 25 levels.
  • Clan Event: Fragmented Clan Battle where collecting prison keys earns points. Top clans receive exclusive rewards like Huge Rainbow Fragmented Dominus and clan medals.
  • Superior Chest Mimic Enchant: Destroy breakables to reveal Superior Mini Chests with better loot.
  • New Rank: Progress to Rank 29 with new rewards.
  • New Achievement: Break Superior Mini Chests for rewards.
  • New Additions: Golden Huge Happy Rock in the trading terminal.
  • Bug Fixes: Character walking bug fixed.
  • Event Removal: Removed Herobrine and the backrooms event.
  • Merch Updates: Get notified about new merchandise drops by subscribing to marketing text messages.
Pet Simulator 99 Update 11 (11 May 2024)
  • Deep Backrooms: An entirely new area with rooms deep underground accessible from the spawn area, featuring over 70 rooms and numerous puzzles to solve.
  • New Eggs and Pets: Four new types of eggs hidden throughout these rooms, including a rare egg that offers a 100x chance to hatch the HUGE Night Terror Cat. Five new pets are available from these eggs, plus exclusive pets like the Puurple Cat in the backrooms pack.
  • Limited Huge Pets: Introducing the Huge Puurple Cat available in the Backrooms Pack and the Huge Night Terror Cat, which can be earned from the 2024 Deep Backrooms Event.
  • Items and Secret Boss Fight: A non-tradable Deep Backrooms Key for accessing locked areas, and a secret boss fight that requires a strong team and offers a chance to drop the Huge Night Terror Cat.
  • Exclusive Hoverboards and Booths: New hoverboard designs include the Supercar, Rich, and Mosaic Hoverboards. New booths like the Pop Cat, Giraffe, Dino Cat, Hotdog, Black Hole, and Cardboard Booth are also introduced.
  • Exclusive Eggs and Pets: The Bejeweled Exclusive Egg features the new TITANIC Bejeweled Griffin, along with HUGE Bejeweled Lion and HUGE Bejeweled Unicorn.
  • Pack Updates: The Forever Pack has been updated with better rewards. The Backrooms Pack has been refreshed, including new pets, and is available for the last week for purchase.
  • Other Changes and Fixes: New hallway rewards, the ability to track previous paths in the backrooms, server-wide announcements for huge pet hatches, various bug fixes including visual bugs, spawning issues, and pet behavior corrections. Removal of the fictional character Herobrine is noted as a playful addition.
Pet Simulator 99 Update 10 (4 May 2024)
  • wBackrooms Event Introduced: Players can now enter the Backrooms by finding the door at any Spawn point. This new event includes exploring mysterious rooms, collecting coins, and hatching eggs.

  • New Explore Feature: In the Backrooms, players can explore various rooms where unexpected surprises await around every corner.

  • Break Coins for New Currency: Coins can be broken to obtain a new currency. For extra rewards, players can find boss chests which contain even more of this new currency.

  • Hatch New Eggs: There are four new types of eggs in the Backrooms, each offering different probabilities of hatching a HUGE pet. The rarest egg offers a 100x higher chance of hatching a HUGE pet.

  • Collect New Pets: Nine new pets can be hatched from the Backrooms eggs.

  • Limited Huge Pets: Two new Huge Pets are available:

    • Huge Plague Dragon, obtainable through the 2024 Backrooms Event.
    • Huge Bloo Cat, available in The Backrooms Forever Pack.
  • New Items and Enchants:

    • Backrooms Key: Grants access to locked rooms containing loot, and is not tradable.
    • Night Terror Hoverboard and Booth: New items that enhance mobility and add thematic flair.
    • Corruption Enchant: Increases the damage breakables can receive.
    • Nightmare Orb Enchant: Spawns an orb that helps break nearby breakables.
  • Backrooms Pack: This pack includes limited-time items such as the Huge Bloo Cat, Huge Plague Dragon, both the Night Terror Hoverboard and Booth, and the new enchants.

  • Bug Fixes and Changes:

    • Various fixes include joining VIP friends in World 2, visual issues with potion timers, and interaction bugs with pets and boosts.
    • A humorous note: 'Removed Herobrine', referencing a long-running joke from another game.
  • Community Engagement: Players are encouraged to send their Backrooms edits to the development team.

Pet Simulator 99 Update 9 (27 April 2024)
  • Returning to weekly updates starting May 4th, each themed for excitement.
  • Major FPS improvements, including a "Potato Mode" for low-end devices, significantly reducing network traffic and boosting FPS.
  • Potato Mode limits visual effects to enhance performance on older devices and can be toggled in player settings.
  • Rebirth 7 introduces permanent increases in Ultimate Speed, Ultimate XP, Huge XP, and Pet Damage, along with numerous rewards.
  • 24 new final game areas introduced, extending to the Black Hole, featuring new machines and minigames.
  • 42 new pets available, including standout pets like Fragmented Dominus and Atomic Monkey, along with several new "Huge" pets.
  • Introduction of 25 new eggs, a new boss chest in the Quantum Space Base Area, and new currencies for higher-level trading and purchases.
  • New player ranks (27 and 28) with accompanying rewards, along with 3 new player upgrades found in the new areas.
  • 15 new Shiny Relics to increase shiny chances, new free rewards across various areas, and improved vending machines.
  • The 8th Clan Battle introduces new rewards for top performers, including exclusive pets and accessories for clan members.
  • A limited-time Glitch Event featuring core combining for unique gifts, with chances to win special items like the HUGE 404 Demon.
  • Introduction of the Gift Mastery system, Area Surge Machine for increased coin earnings, and a challenging Hacker Minigame.
  • Refreshed Forever Pack with new rewards and the introduction of Black Hole Exclusive Egg featuring new intergalactic pets.
  • New "Nightmare Ultimate" with enhanced loot effects and a "Mini Chest Fortune Enchant" to improve item drops from Mini Chests.

And that's everything in the latest Pet Simulator 99 update. For more information, please refer to the official blog post on the BIG Games website.