Comparison

A Rolling Metal vs mo.co

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

Head to head
About

A Rolling Metal

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Simple controls. Satisfying gameplay. Draw lines with your finger and roll the metal ball. Dodge the walls closing in from the right, collect coins, and see how far you can go in this simple yet addictive action game. --- Easy to Play Just draw a line on the screen. The metal ball rolls along your line. Guide it through the gaps before the walls crush it. Collect Coins, Unlock Items - Small Light: Shrink your ball to slip through tight gaps - Curved Line: Draw curved paths instead of straight lines - Strong Metal: Smash through a wall once - From 100: Start with a score of 100 No Ads. No In-App Purchases. This game was made as a hobby project. No ads, no monetization—just pure gameplay. --- Perfect for your commute or a quick break. Simple, yet strangely addictive.

About

mo.co

Join a startup as a part-time monster hunter, fighting interdimensional creatures. Test and upgrade gear, collect resources, and collaborate with others in flexible, stylish, and rewarding adventures. Compete with other hunters and overcome challenging events.

Highlights
  • Hunt Chaos Monsters
  • Test & Upgrade Gear
  • Collect Chaos Shards
  • Flexible, bite-sized adventures
  • Hunt Monsters with Style
  • Collaborative boss fights
  • Competitive battles
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We’re recruiting monster hunters to join the action, help us fight back the invasion, and harvest.. eerr.. gather Chaos Energy from parallel worlds to fuel our weapons tech and some other experiments that you don’t need to worry about! Disclaimer: mo.co is free to download and play, and never has in-game ads. However, some game items can also be purchased for real money (including random items). If you don't want to purchase game items for real money, please disable in-app purchases in your device's settings. Perks of the job: ● Super-powerful, Chaos Energy-infused weapons for you to fight with! ● Flexible working hours… it’s a ‘start hunting whenever you want’ situation ● Cool merch that lets you embody the monster hunting lifestyle. ● Unlimited Portal jumps to parallel worlds. ● Fun team environment with plenty of co-op action. ● Fun leave-me-alone environment where you can hunt solo if that’s your thing. ● No experience necessary. Start your monster hunting career at mo.co to enjoy a working environment that lets you… ENJOY BITE-SIZED ADVENTURES Every day we launch new expeditions, whether you want a quick hunt or a longer session with friends, our portal technology lets you jump in and out of adventures whenever you want. EARN, MASTER, AND UPGRADE POWERFUL WEAPONS Unlock a variety of Chaos Energy infused weapons. Each one comes with special abilities that let you unleash epic combinations. Make your weapons even stronger and enable other power-ups like health regeneration or dodging using Upgrade Cores. EXPLORE PARALLEL WORLDS Dragonling world has peaceful spirits being tormented by these chaotic lizards. Royal Bug world is a hierarchical society that will not tolerate mo.co’s free-spirited adventures. There’s no telling what worlds the portal will take us to next… PROVE YOUR SKILLS Elite Contracts put hunters right in the action, against the strongest bosses & tricky situations you’ll need to fight your way out of. If you succeed, you’ll earn Elite Merits, Elite Merch Credits, and climb the leaderboards. TAKE DOWN BOSSES WITH FRIENDS We are a company but we hate bosses. When you join mo.co you’ll be put up against challenging monsters and you'll need to learn their attacks to find the best way to take them down. FIND MERCH TO FIT YOUR MOOD From epic outfits that’d make any action hero feel powerful to stylish streetwear that matches your weapon, we’re always dropping merch to push the monster hunting lifestyle forward. SPRAY, EMOTE, AND DANCE YOUR HEART OUT. Leave your mark with sprays, let friends know your mood with emotes, or start dancing in the face of monsters with gestures. HUNT ALONE OR TOGETHER Adventure through parallel worlds solo and crush challenges in the DOJO, or fight with other online hunters for serious multiplayer action. COLLAB WITH OTHERS Hunt together to defeat the biggest bosses and most chaotic monster hordes. Whether it’s with real life friends, or other random mo.co hunters, we’re a team out there. By planning weapon choices together you’ll be able to take down the most intimidating of Chaos Monsters. Support: Having problems? Visit https://support.supercell.com/mo-co/en/index.html or contact us in game by going to Settings > Help and Support. Privacy Policy: http://www.supercell.net/privacy-policy/ Terms of Service: http://www.supercell.net/terms-of-service/ Parent's Guide: http://www.supercell.net/parents The IGRS Rating for this game is 13+ Notice of Access Permission: [Optional permission] mo.co may request permission via in-game pop ups to access your camera and send you notifications. Camera: For in-game scanning of QR codes Notifications: For sending notifications related to the game Consent is optional and you can use the app and play the game regardless of whether or not you consent. You may refuse to give consent within the game. However, certain app features may not work properly if you refuse optional access permissions.

Screenshots

A Rolling Metal2 screens
mo.co4 screens

Verdict

The call

The clearest difference is in-app purchases: A Rolling Metal at none against mo.co's 24. A Rolling Metal also leads on iOS requirement (15.6 vs 17.0). mo.co's advantage is update cadence (fortnightly vs every 3 months) and device support. On price 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. mo.co sells 22 one-off in-app purchases. A Rolling Metal asks for nothing beyond the download.

UpkeepUpdate frequency

A Rolling Metal ships an update every 3 months, mo.co fortnightly. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

Scorecard4 real differences · 6 level
A Rolling Metal versus mo.co: the parameters behind the verdict, then further details
ParameterA Rolling Metalmo.co
PriceFreeFree
Rating—4.8 (28K ratings) — better
Positive reviews—65.8% of reviews
Number of ratings—28K — better
Update frequencyEvery 3 monthsFortnightly — better
Ads—Yes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
Devices—iPhone, iPad — better
Requires iOS15.6 — better17.0
Further details — not scored
Size9 MB3.8 GB
Age rating4+9+
DeveloperKoji MurataSupercell

Bugs and requests

A Rolling Metal

Not enough reviews yet to summarise bugs or requests.

mo.co

Reported bugs

3 issues
  • Game crashes when opening chests
  • Teleportation and ability issues during gameplay
  • Compatibility problems on older devices

Requested features

4 requests
  • More character customization options
  • Expanded enemy and weapon variety
  • Cooperative multiplayer mode
  • Endgame content and challenges

In-app purchases

None

A Rolling Metal

No in-app purchases

22 purchases

mo.co

One-time22
  • Offer$0.49
  • Offer$0.99
  • Starter Kit Offer$1.99
Show 19 more
  • Offer$2.99
  • Offer$3.49
  • Offer$3.99
  • 55 MO.GOLD$4.99
  • Exclusive Pass$4.99
  • Offer$5.99
  • Offer$6.99
  • Event Pass$7.99
  • Offer$8.99
  • 120 MO.GOLD$9.99
  • Offer$9.99
  • Offer$10.99
  • Offer$14.99
  • Offer$15.99
  • Offer$17.99
  • 250 MO.GOLD$19.99
  • Offer$19.99
  • Offer$25.99
  • 650 MO.GOLD$49.99

Questions

Is A Rolling Metal free?
A Rolling Metal is free to download, with no in-app purchases.
Is mo.co free?
mo.co is free to download, with in-app purchases available.
Which is updated more often, A Rolling Metal or mo.co?
A Rolling Metal ships an update every 3 months, and mo.co fortnightly. Most recently, A Rolling Metal was updated on October 13, 2026 and mo.co on October 18, 2026.

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