Comparison

Spin Defender vs Slime Stack

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

Head to head

Tap, Stack & Beat Your Best

Free

🎮 Games

No ratingsView app →

About

Spin Defender

Features

Read full description

Spin the Wheel → Reveal a selection of towers Merge Randomly → Create stronger, combo‑powered towers Strategic Placement → Position your defenses at key points on the circle Hold the Line → Repel enemy waves and protect your hub

About

Slime Stack

Features

Read full description

Stack slime blocks as high as you can in this endless stacking game! Tap to drop blocks, aim for perfect alignment to earn bonus points, and build combos for massive multipliers. Watch out — 3 misses and it's game over! Features: Simple one-tap gameplay anyone can enjoy Perfect alignment bonuses and combo multipliers Global leaderboard — compete with players worldwide 8 colorful slime avatars to choose from Speed increases as you stack higher Go Premium ($2.99 one-time purchase): Remove all ads Get a free extra life every game Upload a custom profile picture Add social media links to your profile How high can you stack?

Screenshots

Spin Defender4 screens

Slime Stack4 screens

Verdict

The call

The clearest difference is update cadence: Spin Defender at daily against Slime Stack's every 4 days. Spin Defender also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Spin Defender ships an update daily, Slime Stack every 4 days. The most recent releases landed on September 20, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 4 level

Spin Defender versus Slime Stack: the parameters behind the verdict, then further details
Parameter	Spin Defender	Slime Stack
Price	Free	Free
Update frequency	Daily — better	Every 4 days
Ads	Yes	Yes
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0 — better	15.1
Further details — not scored
Size	167 MB	44 MB
Age rating	9+	12+
Developer	彦超王	Meshal Alamri

In-app purchases

None

Spin Defender

No in-app purchases

None

Slime Stack

No in-app purchases

Questions

Is Spin Defender free?

Spin Defender is free to download, with no in-app purchases.

Is Slime Stack free?

Slime Stack is free to download, with no in-app purchases.

Do Spin Defender or Slime Stack have ads?

Both Spin Defender and Slime Stack show ads.

Which is updated more often, Spin Defender or Slime Stack?

Spin Defender ships an update daily, and Slime Stack every 4 days. Most recently, Spin Defender was updated on September 20, 2026 and Slime Stack on October 28, 2026.