Mech Boa vs Smooth.io
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Mech Boa
Control a giant mechanical snake monster and unleash destruction on towns. Experience hyper-casual gameplay as you rampage through cities, demolishing everything in your path.
- Control a giant mechanical snake
- Destroy towns
- Hyper-casual gameplay
- Rampage through cities
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Mech Boa is a hyper-casual game, in which the player controls the giant mechanical snake monster and destroy every town that came across his path.
Smooth.io
Engage in a fun, competitive snake game with upgraded io gameplay and vibrant graphics. Choose between offline Infinity mode or battle other players in Survival mode to become the last survivor and climb the leaderboards.
- Competitive snake gameplay
- Multiple game modes (Infinity, Survival, Festival)
- Vivid graphics and worm skins
- Adaptive mobile controls (joystick, arrow, follow)
- Offline play available
- Multiplayer leaderboards
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SMOOTH.IO is a super fun competitive snake game with upgraded io gameplay and vivid graphics with various stunning and cute worm skins. You can play offline alone free no matter where you are with Infinity mode, or you can also join battle with other players to be the last survivor in Survival mode. Let slither to the first place on the leaderboard in this popular, addictive and challenging io mobile game! How to play this classic snake game: - Go to setting first to choose your dominant hand. If you are a left-handed io player, then choose left hand mode. Our game is made to be easy for all! Next, chose your favorite mode of io moving: joystick, arrow, or follow. You can try all three styles for your snake first before choose the one that suits you the best! - The snake character will continuously be crawling in the direction of your finger pointer, so moving your finger quickly allows you to get out of enemies quickly. - Do not let your head touch another snake player, you will be exploded. Similarity, if other snakes' head run into YOU, THEY get exploded, so you can eat their remains to get bigger! - Try Infinity mode to become the top snake. Enter Survival mode and you have to defeat all other snake players to be the last survivor. Battle against other snakes and the boss snake ayo! Or throw yourself into Festival mode where you can find all the extremely rare and unique new snake skins!!! Felt excited yet?! Tips & Tricks to defeat other worms: • Steal food from enemies as fast as possible. The more you eat, the bigger you are! And you got more points for that. Be the best giant snake and slither to eat all other enemies. • Cross the path of bigger enemies to get them to run into your body. You don't have to be bigger than other snakes to be able to kill them, you have a chance to win even if you're tiny. But it also means that other worms that are smaller than you can eat you too! Be ware of little cutie snakes suddenly appear on your way!!! • Trap other snake players by circling them. This is the best part! Show the enemy your kills, record and post it online to show off with your friends! FEATURE: - Hundreds of new vibrant and impressive skins - .io game with smooth gameplay and various adaptive mobile controls - Competitive gameplay theme Enjoy and good luck to achieve results on the Multiplayer leaderboard. DOWNLOAD NOW!
Screenshots
Verdict
The clearest difference is rating: Smooth.io at 4.4 against Mech Boa's 3.7. Smooth.io also leads on review sentiment (67% vs 26%). Mech Boa's advantage is in-app purchases (none vs 10). 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
Both are free to download. Smooth.io sells 10 one-off in-app purchases. Mech Boa asks for nothing beyond the download.
Smooth.io holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 149 and 253 respectively. Written reviews point the same way: 26% of Mech Boa's written reviews are positive against 67% of Smooth.io's.
Mech Boa ships an update every 5 days, Smooth.io weekly. Both last shipped on November 3, 2026.
| Parameter | Mech Boa | Smooth.io |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (149 ratings) | 4.4 (253 ratings) — better |
| Positive reviews | 26.1% of reviews | 66.7% of reviews — better |
| Number of ratings | 149 | 253 — better |
| Update frequency | Every 5 days — better | Weekly |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.5 | 11.0 — better |
| Further details — not scored | ||
| Size | 214 MB | 215 MB |
| Age rating | 9+ | 9+ |
| Developer | Yso Corp | Kim Chinh Nguyen Thi |
Customer experience
Mech Boa
Smooth.io
In-app purchases
Mech Boa
No in-app purchases
Smooth.io
- Limited Pack$0.99
- Skin 21$0.99
- Skin 22$0.99
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- Remove Ads$0.99
- Skin 24$1.99
- Skin 23$1.99
- Skin 40$2.99
- Skin 39$2.99
- Skin 42$2.99
- Epic pack$4.99








