Comparison

Undead Siege vs Tank Pack Attack

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

Head to head
About

Undead Siege

Strategize to defeat waves of zombies and bosses by selecting and upgrading troops. Merge soldiers to create powerful units and build your ultimate squad. Challenge players globally in this thrilling survival adventure.

Highlights
  • Zombie and boss battles
  • Troop selection and formation
  • Hero collection and upgrades
  • Soldier merging for stronger units
  • Global player challenges
  • Puzzle-adventure bag fight
Features
Read full description

In Undead Siege, it's up to you to select the right troops, create powerful formations, and deploy your best strategy to defeat waves of zombies and deadly bosses. A new type of puzzle-adventure bag fight game! Make decisions on the right troops in your backpack for each wave of enemies. Build your ultimate squad by collecting and upgrading unique heroes, and merge soldiers to create stronger, more efficient units. Stay sharp and challenge players from around the world in this thrilling fight for survival. Prepare yourself, Commander! The undead are waiting. Will you be the last one standing?

About

Tank Pack Attack

Build and customize your tank with a vast arsenal of weapons and items. Strategically merge equipment to create powerful upgrades and dominate intense pixelated battles. Enjoy satisfying combat with easy controls.

Highlights
  • Build custom tanks
  • Merge weapons and items
  • Strategic component placement
  • Diverse weapon arsenal
  • Easy controls
  • Satisfying combat
Features
Read full description

You are about to enter a battlefield replete with firepower and strategy. Build your very own tank using all kinds of weapons and items. You may select and merge all types of weapons to give your tank an edge in the intense battles it will face on your path to dominating the battlefield. [Diverse range of weapons and items with endless strategic potential] Machine guns, flamers, rockets... The arsenal of weapons at your disposal is truly diverse. Each type of weapon changes your combat experience. Select the weapons that work best against your foes to gain the upper hand in battle! [Merge equipment to upgrade them and reach new heights in weaponry] Through the merge system, you may gradually transform an ordinary piece of equipment into the ultimate weapon with untold firepower. Each upgrade boosts your advantage in battle significantly. [Make the best use of space by arranging tank components strategically] Please keep in mind that your tank has limited capacity. You must be precise and flexible with the placement of each weapon and item to come up with a combo that makes combat easier. [Easy controls and satisfying combats] The simple controls and rich combat experience ensure that an adrenaline rush is always at your fingertips. Suited to all kinds of players, from beginners to experienced players, anyone can dive right in and be swiftly immersed in gameplay.

Screenshots

Undead Siege4 screens
Tank Pack Attack4 screens

Verdict

The call

The clearest difference is rating: Undead Siege at 4.7 against Tank Pack Attack's 4.5. Undead Siege also leads on review sentiment (27% vs 12%) and update cadence (fortnightly vs monthly). On price, ratings volume, ads and in-app purchases 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. Undead Siege sells 10 one-off in-app purchases and Tank Pack Attack sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Undead Siege holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 189 and 429 respectively. Written reviews point the same way: 27% of Undead Siege's written reviews are positive against 12% of Tank Pack Attack's.

UpkeepUpdate frequency

Undead Siege ships an update fortnightly, Tank Pack Attack monthly. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 7 level
Undead Siege versus Tank Pack Attack: the parameters behind the verdict, then further details
ParameterUndead SiegeTank Pack Attack
PriceFreeFree
Rating4.7 (189 ratings) — better4.5 (429 ratings)
Positive reviews26.9% of reviews — better11.9% of reviews
Number of ratings189429 — better
Update frequencyFortnightly — betterMonthly
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size706 MB110 MB
Age rating17+4+
DeveloperWhitedot GamesFATTOY

Customer experience

Undead Siege

All ratings180 ratings
Positive91.7%
Neutral0.0%
Negative8.3%
Written reviews52 reviews
Positive26.9%
Neutral3.8%
Negative69.2%

Tank Pack Attack

All ratings417 ratings
Positive88.2%
Neutral1.9%
Negative9.8%
Written reviews84 reviews
Positive11.9%
Neutral15.5%
Negative72.6%

In-app purchases

10 purchases

Undead Siege

One-time10
  • Conveyor Talent Point Supply 1$0.99
  • First Pack 3$1.99
  • New Pack$1.99
Show 7 more
  • First Pack 2$2.99
  • Survivor Card$4.99
  • Weekly Ad Free Pass$7.99
  • Limited Troop Pack4$12.99
  • Event Lottery Pass 1$14.99
  • Lifetime Ad Free Pass$19.99
  • Lifetime Speedy Pass$29.99
6 purchases

Tank Pack Attack

One-time6
  • $0.99 gift$0.99
  • $4.99 gift$4.99
  • $9.99$9.99
Show 3 more
  • $19.99 gift$19.99
  • $49.99 gift$49.99
  • $99.99 gift$99.99

Questions

Is Undead Siege free?
Undead Siege is free to download, with in-app purchases available.
Is Tank Pack Attack free?
Tank Pack Attack is free to download, with in-app purchases available.
Which has better reviews, Undead Siege or Tank Pack Attack?
Undead Siege is rated higher. Undead Siege averages 4.7 out of 5 from 189 ratings, while Tank Pack Attack averages 4.5 from 429 ratings.
Do Undead Siege or Tank Pack Attack have ads?
Both Undead Siege and Tank Pack Attack show ads.
Which is updated more often, Undead Siege or Tank Pack Attack?
Undead Siege ships an update fortnightly, and Tank Pack Attack monthly. Most recently, Undead Siege was updated on November 8, 2026 and Tank Pack Attack on November 9, 2026.

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