Comparison

CTM Buddy vs Carbon Coins

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

Head to head
About

CTM Buddy

Manage your mobile account, check usage, pay bills, and access loyalty programs. Apply for new services, track shop tickets, and find Wi-Fi hotspots. Get detailed information on plans and promotions.

Highlights
  • Usage checking (mobile, data, Wi-Fi)
  • Bill checking and payment
  • Bonus points inquiry and redemption
  • Online service applications
  • Shop ticket status tracking
  • Wi-Fi hotspot locator and password reset
  • Shop location finder
Features
Read full description

“CTM Buddy” is a personalized Mobile App that allows you to enquire your CTM mobile account status and services at anytime, anywhere.  Key Features:  - Usage Checking for Mobile / Mobile Data / CTM Wi-Fi with your phone anytime - Bill checking and payment - Access to CTM Bonus Points Scheme, enquire Bonus Points record, expiry date, gift items and gift redemption - Online Applications (including Mobile, Internet, Data Roaming Service, etc.) - "Ticket Easy" for customer to check ticket status of CTM shops, draw ticket and view ticket status - CTM Wi-Fi Auto setting, resend or reset password and Wi-Fi Hotspots with map - Phone and Equipment Maintenance Status Enquiry - Enquiry on IDD, Local Phone Numbers and Data Roaming Service detailed information - Location of CTM shops - Shortcut to follow CTM Social Media Platforms - CTM promotion message. The following designated functions and information only applicable to CTM customers who have activated their account through “CTM Buddy”: - Usage Checking and QR Code Bill Payment (postpaid customers) or remaining usage and expiry date (prepaid customers)  - Online Applications - CTM Membership Checking / Rewards Service - CTM Wi-Fi Resend and Reset Password

About

Carbon Coins

This app incentivizes environmental protection by allowing users to earn and manage points for recycling. Users can redeem these points for rewards and locate nearby recycling machines. It aims to encourage eco-friendly habits through a gamified experience.

Highlights
  • Earn Carbon Coins for recycling
  • Manage user accounts
  • Redeem points for rewards
  • Find nearby recycling machines
  • View promotions
Features
Read full description

Carbon Coins is committed to encouraging everyone to protect the environment through mobile app and Reserve Vending Machine. Through this app, users can - Save Points (Carbon Coins) earned from recycling - Manage Accounts - Redeem Rewards - Find nearby Reserve Vending Machine - View the latest Promotion

Screenshots

CTM Buddy4 screens
Carbon Coins4 screens

Verdict

The call

The clearest difference is rating: Carbon Coins at 5.0 against CTM Buddy's 2.5. CTM Buddy's advantage is ratings volume (26 vs 2) and update cadence (every 2 weeks vs every 6 weeks). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Carbon Coins holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: CTM Buddy has 26 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

CTM Buddy ships an update every 2 weeks, Carbon Coins every 6 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

Scorecard3 real differences · 7 level
CTM Buddy versus Carbon Coins: the parameters behind the verdict, then further details
ParameterCTM BuddyCarbon Coins
PriceFreeFree
Rating2.5 (26 ratings)5.0 (2 ratings) — better
Positive reviews25.0% of reviews—
Number of ratings26 — better2
Update frequencyEvery 2 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size290 MB62 MB
Age rating4+4+
DeveloperMACAU TELECOMUNICATIONS COMPANY LIMITEDCarbon World Limited

Customer experience

CTM Buddy

All ratings26 ratings
Positive34.6%
Neutral3.8%
Negative61.5%
Written reviews8 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

Carbon Coins

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

CTM Buddy

No in-app purchases

None

Carbon Coins

No in-app purchases

Questions

Is CTM Buddy free?
CTM Buddy is free to download, with no in-app purchases.
Is Carbon Coins free?
Carbon Coins is free to download, with no in-app purchases.
Which has better reviews, CTM Buddy or Carbon Coins?
Carbon Coins is rated higher. CTM Buddy averages 2.5 out of 5 from 26 ratings, while Carbon Coins averages 5.0 from 2 ratings.
Do CTM Buddy or Carbon Coins have ads?
Neither CTM Buddy nor Carbon Coins shows ads.
Which is updated more often, CTM Buddy or Carbon Coins?
CTM Buddy ships an update every 2 weeks, and Carbon Coins every 6 weeks. Most recently, CTM Buddy was updated on November 1, 2026 and Carbon Coins on November 2, 2026.

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