Comparison

First Knight vs Stack Invasion

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

Head to head
About

First Knight

Embark on an epic quest as an Arthurian knight, battling endless waves of enemies. Choose powerful skills and artifacts to survive and save the realm. Test your combat prowess in this challenging survival game.

Highlights
  • Play as Arthurian knights
  • Choose powerful skills
  • Equip artifacts
  • Survive endless waves
  • Save the realm
Features
Read full description

First Knight Play as Arthurian knights, choose powerful skills & artifacts to survive endless waves. Can you save the realm?

About

Stack Invasion

Features
Read full description

Survive the Stack โ€” Blast your way down! Enemies are climbing over each other to reach you! Youโ€™re standing on a descending platform that never stops falling. Move side to side, shoot, and survive as long as you can. Collect XP, unlock new weapons, and evolve into an unstoppable defender! Key Features: Unique Stacking Enemies: Enemies pile up and build towers to reach your platform. Keep shooting before they climb too high! Dynamic Platform Action: Your platform slowly descends โ€” use the Jump Gauge to boost it upward when danger gets close. Roguelite Progression: Every run is different! Level up, choose random upgrades, and combine weapons and abilities. Weapon Attachments: Equip Weapon Boxes on your platform for massive firepower. Create Power Shapes to increase your power. Meta Progression: Unlock and upgrade new guns, outfits, and power-ups to increase your damage, HP, and survivability. Fast, Addictive Gameplay: Perfect for short, intense runs filled with non-stop action! Will you survive the invasion or fall with the platform? Download now and start stacking your power!

Screenshots

First Knight1 screens
Stack Invasion4 screens

Verdict

The call

The clearest difference is in-app purchases: Stack Invasion at none against First Knight's 2. Stack Invasion also leads on update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. First Knight sells 2 one-off in-app purchases. Stack Invasion asks for nothing beyond the download.

UpkeepUpdate frequency

First Knight ships an update fortnightly, Stack Invasion every 3 days. The most recent releases landed on October 13, 2026 and September 9, 2026 respectively.

Scorecard2 real differences ยท 6 level
First Knight versus Stack Invasion: the parameters behind the verdict, then further details
ParameterFirst KnightStack Invasion
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyFortnightlyEvery 3 days โ€” better
AdsYesYes
In-app purchasesYesNo โ€” better
MonetizationFree with in-app purchasesโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details โ€” not scored
Size135 MB160 MB
Age rating4+12+
DeveloperMateusz PrzekwasDipayon Debnath Dip

In-app purchases

2 purchases

First Knight

One-time2
  • 1000 Gold Pack$0.99
  • DLC - Wintermoor Vale$0.99
None

Stack Invasion

No in-app purchases

Questions

Is First Knight free?
First Knight is free to download, with in-app purchases available.
Is Stack Invasion free?
Stack Invasion is free to download, with no in-app purchases.
Do First Knight or Stack Invasion have ads?
Both First Knight and Stack Invasion show ads.
Which is updated more often, First Knight or Stack Invasion?
First Knight ships an update fortnightly, and Stack Invasion every 3 days. Most recently, First Knight was updated on October 13, 2026 and Stack Invasion on September 9, 2026.

Other comparisons