Slime Swarm vs Marble Drop
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Slime Swarm
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The invasion has begun... and your alien creatures are starving! Command fearsome alien monsters as they unfurl their wriggling tentacles across the battlefield, hunting down helpless people in sight. Each level is filled with hordes of colorful pixelated creatures. Choose the right alien, strike at the perfect moment, and watch your creatures capture every suitable target. One victim becomes ten. Ten becomes hundreds. In an instant, entire cities are engulfed by an unstoppable alien outbreak. *HUNT DOWN THE SURVIVORS Each puzzle is a new hunting battlefield. Deploy the right alien creatures, plan each attack carefully, and capture every remaining person before they escape. *UNLEASH YOUR TENTACLES • Tap a color to release the corresponding alien creature • Watch its tentacles lunge towards those of the same color • Capture all targets of that color • Clear the way to unlock the next attack • Eliminate all survivors to complete the level *GAME FEATURES • Unique alien hunting gameplay using color matching • Stunning tentacle capture animations • Hundreds of handcrafted pixel-style levels • Simple controls with rewarding strategic decisions • Cute yet terrifying alien monsters with unique personalities • Relaxing, easy-to-learn, and hard-to-stop gameplay
Marble Drop
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Not in the mood for twitchy reflexes—just want to relax and use your head? 《Marble Drop: Yarn Sort 3D》 is a 3D color-sorting puzzle. There's no fancy control scheme and no reaction test—just pure logic, gently tidying up the scattered marbles filling your screen. How to Play Each level lights up a row of colorful "orders" along the bottom. Above them sit several "holders," and each holder contains marbles of just one color. Tap a holder and it drops a marble of that color; when the falling marble matches an order, that order fills up and vanishes. Clear every order at the bottom and the level is yours. Why It's So Addictive The rules take a second to grasp, but sailing through a level is another story. Marbles keep piling up and colors keep multiplying until the screen is nearly full. What wins here isn't speed—it's the calm of "thinking one step ahead." Tap the wrong holder in the wrong order and the whole chain breaks, sending you back to the start; you also have to keep those orders from stacking up. Every level is a tiny logic puzzle with a solution hiding in plain sight, waiting for you to find it. That "ah, so that's how it fits" moment when it clicks is genuinely satisfying. Perfect for Spare Moments · One move only—a tap. No fiddly controls. · Marble drops, color matches, order clears: the feedback is crisp and rewarding. · No countdown breathing down your neck, no pop-ups nudging you to spend. You set the pace. On your commute, in a queue, or in that quiet bit before sleep—open a round, give your brain a light workout, and you'll feel calmer for it. Bring order out of chaos and let every color find its place—the small, just-right joy 《Marble Drop: Yarn Sort 3D》 wants to give you.
Screenshots
Verdict
The clearest difference is in-app purchases: Slime Swarm at none against Marble Drop's 8. On price, ads, device support and iOS requirement 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
Both are free to download. Marble Drop sells 8 one-off in-app purchases. Slime Swarm asks for nothing beyond the download.
| Parameter | Slime Swarm | Marble Drop |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 5 weeks |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 148 MB | 699 MB |
| Age rating | 12+ | 12+ |
| Developer | Thi Vy Pham | 巧莲 李 |
In-app purchases
Slime Swarm
No in-app purchases
Marble Drop
- small-coins$1.99
- medium-coins$4.99
- remove-ads$7.99
Show 5 moreShow fewer
- big-coins$9.99
- remove-ads-bundle$9.99
- huge-coins$24.99
- mega-coins$49.99
- brilliant-coins$99.99









