Comparison

Slurpy Derpy vs AI Tower

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

Head to head
About

Slurpy Derpy

Awaken in a futuristic convenience store as the last human, accompanied by "Derps" and vying for divine attention. Bake cookies, research abilities, conquer maps, and evolve your creatures to become the most powerful. This idle game progresses even when you're away, with a time warp feature to apply offline progress.

Highlights
  • Incremental idle gameplay
  • Creature evolution and research
  • Map conquest
  • Offline progress with time warp
  • Divine attention mechanics
  • Cookie baking
Features
Read full description

You wake in a convenience store, hundreds of years in the future. Humanity has been wiped out. Your only companions are stupid little creatures called 'Derps' and a host of Gods who are trying to get your attention ... Make cookies, research new abilities, conquer maps, hunt for Slurpies and evolve to completely new species as you work towards the ultimate goal of creating the most powerful creatures the world has ever seen! Or at least ones that aren't SO derpy! Slurpy Derpy is an Incremental, Idle game - leave it running and your population will keep baking, researching, fighting etc. Or come back after a few hours and get all that offline time applied in a super-speed Time Warp! This game was made by a one man indie studio in Seattle with some help from artists and the awesome communities at reddit.com/r/slurpyderpy and reddit.com/r/incremental games. It was inspired by the web game Critter Mound.

About

AI Tower

Defend your lone tower against waves of AI enemies in this strategic roguelite tower defense game. Adapt your tactics, upgrade your tower's capabilities, and make critical choices to survive increasingly challenging battles. Each playthrough offers unique enemy waves and upgrade paths.

Highlights
  • Single-tower defense gameplay
  • Roguelite elements with random challenges
  • Strategic upgrade paths
  • Adaptable defense strategies
  • AI-controlled enemy waves
Features
Read full description

Welcome to AI Tower, where strategic defense meets roguelite thrills in a single-tower showdown! In this gripping tower defense game, you take on the role of a master tactician, tasked with defending your lone tower against relentless waves of AI-controlled adversaries. With each battle, the invading hordes grow stronger, challenging you to adapts to your defenses. You'll need to think on your feet, plan your strategy, and upgrade your tower's capabilities to survive. As you progress, you will be able to upgrade your abilities, allowing for a wide range of defense strategies. Whether you reinforce your tower with thicker armor, invest in high-powered attacks, or fire as fast as you can, choices will determine the fate of your stronghold. The roguelite element ensures that no two play throughs are the same. Randomly generated enemy waves and random level up upgrade choices ensure that the tower you build today may face a completely different set of challenges tomorrow, demanding fresh tactics and new upgrade paths.

Screenshots

Slurpy Derpy4 screens
AI Tower4 screens

Verdict

The call

The clearest difference is rating: Slurpy Derpy at 4.7 against AI Tower's 3.5. Slurpy Derpy also leads on review sentiment (100% vs 60%) and iOS requirement (11.0 vs 13.0). On price, ratings volume, update cadence and ads 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. Slurpy Derpy sells 10 one-off in-app purchases and AI Tower sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Slurpy Derpy holds the better App Store score, 4.7 against 3.5. Both are backed by a comparable volume of ratings — 6 and 6 respectively. Written reviews point the same way: 100% of Slurpy Derpy's written reviews are positive against 60% of AI Tower's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

Scorecard3 real differences · 7 level
Slurpy Derpy versus AI Tower: the parameters behind the verdict, then further details
ParameterSlurpy DerpyAI Tower
PriceFreeFree
Rating4.7 (6 ratings) — better3.5 (6 ratings)
Positive reviews100.0% of reviews — better60.0% of reviews
Number of ratings66
Update frequencyEvery 3 daysEvery 3 days
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size135 MB281 MB
Age rating4+9+
DeveloperScary Bee, LLCByteBard Games LLC

Customer experience

Slurpy Derpy

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

AI Tower

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews10 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

In-app purchases

10 purchases

Slurpy Derpy

One-time10
  • Bucket o' Slurpies$0.99
  • Godly Gifts$2.99
  • Cooler o' Slurpies$4.99
Show 7 more
  • Super Evolver Pack$4.99
  • Welcome Pack$4.99
  • Barrel o' Slurpies$9.99
  • World Conqueror Pack$9.99
  • Vat o' Slurpies$19.99
  • Tanker o' Slurpies$49.99
  • Ocean o' Slurpies$99.99
2 purchases

AI Tower

One-time2
  • Auto Loot Item Drops$1.99
  • Remove Ads$4.99

Questions

Is Slurpy Derpy free?
Slurpy Derpy is free to download, with in-app purchases available.
Is AI Tower free?
AI Tower is free to download, with in-app purchases available.
Which has better reviews, Slurpy Derpy or AI Tower?
Slurpy Derpy is rated higher. Slurpy Derpy averages 4.7 out of 5 from 6 ratings, while AI Tower averages 3.5 from 6 ratings.
Do Slurpy Derpy or AI Tower have ads?
Both Slurpy Derpy and AI Tower show ads.
Which is updated more often, Slurpy Derpy or AI Tower?
Slurpy Derpy ships an update every 3 days, and AI Tower every 3 days. Most recently, Slurpy Derpy was updated on November 2, 2026 and AI Tower on November 4, 2026.

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