Slithor.io vs Stack Tower Up
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Slithor.io
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Snake Game io Worm Arena — The Ultimate Snake Battle! Slither into the arena and become the biggest snake! Snake Game io Worm Arena is an action-packed snake game where you compete against 30 intelligent AI-controlled worms in a massive arena. Eat glowing food, grow your snake, outmaneuver your rivals, and climb the live leaderboard to claim the #1 spot! HOW TO PLAY • Drag the floating joystick to steer your snake across the arena • Eat colorful food particles scattered throughout the map to grow bigger • Crash rival snakes into your body to defeat them and collect their remains • Use the Boost button to burst forward at double speed — but watch your mass • Avoid hitting other snakes' bodies or the arena boundary, or the game ends KEY FEATURES Massive 5000×5000 Arena Explore a huge open world filled with thousands of glowing food particles. The arena is big enough for exciting chases, smart strategies, and thrilling escapes. 30 Smart AI Opponents Compete against up to 30 AI-controlled worm bots with advanced behavior. They collect food, avoid danger, chase smaller snakes, and gather remains from defeated rivals. Every match feels different. Boost & Strategy Activate Boost to surge forward at double speed. Use it to outmaneuver opponents, escape danger, or race to grab food. But be careful — boosting costs mass, so use it wisely. 12 Unique Snake Skins Customize your snake with 12 vibrant color schemes including Blue, Red, Green, Orange, Purple, Yellow, Cyan, Pink, Brown, Grey, Deep Orange, and Indigo. Live Leaderboard Track your rank in real time. The top 10 snakes are displayed on-screen so you always know who's leading the arena and how close you are to the top. Score & Ranking System Earn points by defeating rival snakes. Your final score combines your mass and score count for a true measure of arena dominance. Intuitive Touch Controls The floating joystick appears right where you place your thumb for smooth and precise one-handed landscape gameplay. GAME MECHANICS • Food spawns continuously across the arena to keep the action going • When a snake is defeated, it turns into high-value food for others to collect • Boosting drops a trail of food behind you, so use it strategically • Bigger snakes move at the same speed but have a wider body to trap opponents • Arena boundaries are dangerous, so avoid the edges DESIGNED FOR MOBILE • Landscape-optimized fullscreen gameplay • Smooth 60 FPS performance powered by the Flame game engine • Lightweight and battery-friendly • No internet required — play offline anytime, anywhere Whether you love classic snake games, io-style arena battles, or worm survival games, Snake Game io Worm Arena delivers fast-paced action in the palm of your hand. Download now and start slithering!
Stack Tower Up
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Tap. Stack. Reach the sky. Stack Tower Up is the satisfying one-tap stacker you'll keep coming back to. A block slides at the top — tap to drop it perfectly and climb higher than you ever have. · One-tap simple: tap anywhere to drop, anyone can play · 3 themed zones: Day Sky, Sunset Cliff and Star Tower — 30 unique levels · 3-star rating: nail perfect drops to earn all three stars per stage · Combo shockwaves: chain perfects for screen-shaking, ultra-satisfying combos · Smooth difficulty: from 3 blocks to 120 — easy to learn, addictive to master · Fully offline play: no signup, no Wi-Fi, perfect for commutes and quick breaks 【Why you'll love it】 No rules to read, no annoying popups. Open the app and you're playing in two seconds. The haptic snap of a perfect drop is pure ASMR for your fingertips — ideal for elevator rides, lunch breaks, or zoning out on the couch. 【New in v1.2】 · Watch ad → +1 Star: top up any stage you cleared with 1 or 2 stars · Lightweight ads keep the game free — every 3 stages a brief interstitial · Polished animations and haptic feedback Start tapping. Stack to the sky.
Screenshots
Verdict
The clearest difference is in-app purchases: Slithor.io at none against Stack Tower Up's 1. Stack Tower Up's advantage is update cadence (monthly vs every 5 months). 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. Stack Tower Up sells 1 one-off in-app purchase. Slithor.io asks for nothing beyond the download.
Slithor.io ships an update every 5 months, Stack Tower Up monthly. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | Slithor.io | Stack Tower Up |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Monthly — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 50 MB | 6 MB |
| Age rating | 12+ | 4+ |
| Developer | Tarang Devani | 丽佳 施 |
In-app purchases
Slithor.io
No in-app purchases
Stack Tower Up
- Remove Ads$0.99









