All Base Upgrades in Quarantine Zone: The Last Check

In Quarantine Zone: The Last Check, players need to carefully examine each survivor as they enter the safe zone. But keeping the area secure isn’t just about the entrance – players also manage the entire base, deciding which upgrades to purchase and how to spend their resources to eliminate zombies and protect the survivors.

This guide helps players earn money quickly in Quarantine Zone: The Last Check so they can upgrade their base. It also includes a complete list of all base building upgrades and what you need to unlock them.

How to Get More Money in Quarantine Zone: The Last Check

In Quarantine Zone: The Last Check, players will need to earn a lot of Research Points to level up their zone and spend a significant amount of money to fully upgrade their base. We’ve broken down how much money each task rewards in Quarantine Zone to help players decide which activities are the most efficient for earning money.

Task Reward Note
Complete Bulletin Board task $1,200 Max 1 per day
Send survivor to the Survivor Block $400 Work the checkpoint
Send infected survivor to Liquidation $400 Work the checkpoint
Confiscate contraband $100 Check survivor backpacks
Confiscate collectible $500 (+$100 for contraband) Check survivor backpacks (rare drop)
Zombie kills $75 Check the tower by the Defense Center
Rat kills $25 Tend to spawn near checkpoints or tents
Send 5 survivors to the Military Truck $1,000 Only available on Evacuation Day
Send 10 survivors to the Military Truck $1,000 (+$1,000 from previous tier) Only available on Evacuation Day
Send 14 survivors to the Military Truck $1,000 (+$2,000 from previous tiers) Only available on Evacuation Day
Send 18 survivors to the Military Truck $1,000 (+$3,000 from previous tiers) Only available on Evacuation Day
Send 22 survivors to the Military Truck $1,000 (+$4,000 from previous tier) Only available on Evacuation Day

How to Avoid Losing Money in Quarantine Zone: The Last Check

To continue earning rewards in Quarantine Zone, players need to be careful and avoid errors like allowing infected individuals into the Survivor Block, taking the wrong items from players, letting quarantined survivors get killed by zombies, or harming innocent players.

All Survivor Base Building Upgrades in Quarantine Zone: The Last Check

Your base has nine buildings you can upgrade. As you level up and move to higher zones, more upgrades will become available. Here’s a breakdown of the upgrades for each building:

Generator

The generator is necessary to keep the power on all over camp.

Upgrade Level Description Max Fuel Power Output Requirements to Unlock
Generator 1 An old salvaged unit. Produces minimal power per fuel canister. 42 12
  • N/A
Generator 2 A reliable starter model. Generates a small but steady amount of power. 60 20
  • Zone Level II
  • $4,000
Generator 3 Balanced output and fuel efficiency. The workhorse of the base. 78 22
  • Zone Level III
  • $6,000
Battery Keeps the system running for one minute during a power outage. 78 26
  • Zone Level III
  • Generator 3 upgrade
  • $2,500
Generator 4 Upgraded engine with improved fuel efficiency and higher power output. 96 32
  • Zone Level IV
  • $7,500
Generator 5 Top-tier model capable of powering the entire base. Maximum efficiency per fuel canister. 120 27
  • Zone Level V
  • $9,000
Solar Panels Generates clean, free power. 120 27
  • Zone Level V
  • $10,000

Canteen

Players need enough food and canteen seats to keep their survivors fed.

Upgrade Level Description Power consumption Seats in Canteen Max Food in Canteen Requirements to Unlock
Canteen 1 Feeds up to 12 people per day. 1 12 40
  • N/A
Hydroponics Passively creates 8 units of food per day. 2 12 40
  • Zone Level II
  • $3,000
Canteen 2 Extended canteen. Feeds up to 20 people per day. 3 20 60
  • Zone Level III
  • $3,000
Canteen 3 Huge canteen. Feeds up to 36 people per day. 4 36 180
  • Zone Level IV
  • $7,000

Clinic

Players need enough medkits to heal all sick survivors and prevent deaths on camp.

Upgrade Level Description Power consumption Max Med Kits Requirements to Unlock
Medical Tent Area Treats up to 10 sick people per day. 1 15
  • N/A
Clinic Treats up to 25 sick people per day. 2 25
  • Zone Level II
  • $3,000
Pharma Generator Produces 5 med kits per day. 3 25
  • Zone Level III
  • $6,000

Tents

To rescue more survivors at your camp, make sure you have enough tents to shelter them until they can be evacuated.

Upgrade Level Description Power consumption Max Beds Requirements to Unlock
Tents 1 Capacity for 12 people. 1 12
  • N/A
Tents 2 Capacity for 15 people. 2 15
  • Zone Level II
  • $1,000
Tents 3 Capacity for 18 people. 3 18
  • Zone Level III
  • $2,500
Tents 4 Capacity for 21 people. 4 21
  • Zone Level IV
  • $5,000
Tents 5 Capacity for 25 people. 5 25
  • Zone Level V
  • $8,000

Security Tower

Necessary defense building to keep survivors alive.

Upgrade Level Description Requirements to Unlock
Security Tower Foundation Foundations for a future security tower.
  • N/A
Security Tower 1 Automated defense post that eliminates infected entering the block. Reduces casualties during outbreaks.
  • Zone Level II
  • $3,000
Security Tower 2 Twice the effectiveness – and twice the noise.
  • Zone Level III
  • $5,000

Laboratory

In the game Quarantine Zone: The Last Check, the lab serves as a Distribution Zone where players perform experiments to discover new symptoms.

Upgrade Level Description Power consumption Requirements to Unlock
Laboratory An expensive scientific module used to research new symptoms. 1
  • N/A
Zombie Cage A containment unit for infected subjects. Do not allow power to fail. 2
  • Zone Level II
  • $40,000
Auto-Feeder Automatically converts corpses into nutrient paste to sustain the subject. 3
  • Zone Level III
  • $10,000

Quarantine

If players suspect a survivor might be sick or infected, they need to send them to quarantine for observation. As more survivors arrive at the checkpoint, players will have to expand the quarantine area to accommodate them.

Upgrade Level Description Power consumption Requirements to Unlock
Quarantine 1 Capacity for 3 people. 1
  • N/A
Quarantine 2 Capacity for 4 people. 2
  • Zone Level II
  • $1,000
Quarantine 3 Capacity for 5 people. 3
  • Zone Level III
  • $2,500
Quarantine 4 Capacity for 6 people. 4
  • Zone Level IV
  • $4,000
Quarantine 5 Capacity for 7 people. 5
  • Zone Level V
  • $6,000

Checkpoint

In Quarantine Zone: The Last Check, players can upgrade the checkpoint to help them work more efficiently and avoid errors when identifying symptoms.

Upgrade Level Description Power consumption Requirements to Unlock
Checkpoint Zone for checking and distributing survivors. 1
  • N/A
Metal Detector Alerts if metal is detected in baggage. 2
  • Zone Level II
  • $2,000
Gunpowder Detector Alerts if gunpowder is detected in baggage. 3
  • Zone Level II
  • Metal Detector upgrade
  • $1,500
Chemical Detector Alerts if pills or narcotics are detected in baggage 4
  • Zone Level III
  • $3,000
Rot Detector Alerts if rotten or infected metal is detected in baggage. 5
  • Zone Level IV
  • Chemical Detector upgrade
  • $2,000
Symptom Scanner Displays the symptom types suspected for this survivor. A suspected symptom doesn’t always mean it is present. 6
  • Zone Level IV
  • $4,000

Each upgrade will use more power. Buying all the optional upgrades will further increase the building’s overall power usage.

Defense Center

When an attack happens near the checkpoint, defense drones are stored at the Defense Center.

Upgrade Level Description Power consumption Requirements to Unlock
130mm Cannon Heavy artillery. Delivers powerful strikes on large targets. Limited ammo, high impact. 1
  • N/A
Ability Accelerator Reduces ability cooldowns by 30 percent. 2
  • Zone Level II
  • $4,000
Soldiers Several soldiers stationed along the wall to assist in shooting zombies during attacks. 3
  • Zone Level III
  • $5,000

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2026-01-15 04:41