Comparison

Math Alarm Clock vs Carbon Quest

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

Head to head
About

Math Alarm Clock

This app requires you to solve math problems to turn off your alarm, ensuring you're fully awake. It offers customizable backgrounds, voice commands for setting alarms and controlling the flashlight, and fun motivational voices to help you get out of bed.

Highlights
  • Solve math problems to turn off alarm
  • No snooze button
  • Customizable backgrounds
  • Voice commands for alarms and flashlight
  • Motivational wake-up voices
  • Weather for your location
Features
Read full description

OVER 1M DOWNLOADS!!! ◉ Do math out loud to turn off your alarm ◉ Alarm won’t stop until you get it right ◉ NO MERCY! FEATURES ◉ Scientifically designed to wake your brain ◉ No snooze button ◉ Add your own background from your photos or camera or choose from dozens of beautiful designs ◉ Weather for your location ◉ Select from the built in beautiful backgrounds. ◉ Say “Jarvis set alarm for 7:30 AM” to set an alarm ◉ Say “Jarvis time” to hear the time ◉ Say “Jarvis light” to turn on the flashlight. No fumbling for the light at night! ◉ Get fun voices like Stewie and Hermione that motivate you to wake up if you keep snoozing! ◉ Beautiful, customizable alarm clock design TESTIMONIALS • "Good for people who struggle getting up on Mondays" 4s_Boy • "Wakes me up, no more clicking the snooze button while half way asleep" Shainabee • "I go to sleep at 1 and wake up 4 hours later and usually I sleep right through the alarm, but this gets me up and KEEPS me up" Kitty shipper WE WANT TO HEAR FROM YOU! • Email us at support@jlabs.me • Tweet us at @jlabsTeam • Like us on Facebook! By downloading this app, you accept the Terms of Service and Privacy Policy agreements

About

Carbon Quest

Features
Read full description

Carbon Quest keeps track of people’s environmental behaviors and motivates them to make better changes to the environment. Through this app, users manage their carbon emission activities by entering their daily activities. The users can make improvements to their behaviors with an optimal environment: daily and monthly analyses, a monthly leaderboard, and trade between users. All these systems work together to foster friendly competition between the users and to motivate them.

Screenshots

Math Alarm Clock4 screens
Carbon Quest4 screens

Verdict

The call

The clearest difference is in-app purchases: Carbon Quest at none against Math Alarm Clock's 1. Carbon Quest also leads on ads (none vs shown) and update cadence (weekly vs every 5 weeks). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Math Alarm Clock sells 1 one-off in-app purchase. Carbon Quest asks for nothing beyond the download.

UpkeepUpdate frequency

Math Alarm Clock ships an update every 5 weeks, Carbon Quest weekly. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 7 level
Math Alarm Clock versus Carbon Quest: the parameters behind the verdict, then further details
ParameterMath Alarm ClockCarbon Quest
PriceFreeFree
Rating4.6 (1.3K ratings) — better—
Positive reviews90.3% of reviews—
Number of ratings1.3K — better—
Update frequencyEvery 5 weeksWeekly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size205 MB16 MB
Age rating9+4+
Developerj labsXPRTIS INC.

Bugs and requests

Math Alarm Clock

Reported bugs

3 issues
  • Alarm not going off sometimes
  • Ads triggering alarm or causing issues
  • App crashing or freezing

Requested features

5 requests
  • Allow multiple math questions to turn off alarm
  • Option to set alarm without keeping app open
  • Improve voice recognition accuracy
  • Offer more difficult math problems
  • Allow using own music as alarm sound

Carbon Quest

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Math Alarm Clock

One-time1
  • Super Sleeper$7.99
None

Carbon Quest

No in-app purchases

Questions

Is Math Alarm Clock free?
Math Alarm Clock is free to download, with in-app purchases available.
Is Carbon Quest free?
Carbon Quest is free to download, with no in-app purchases.
Do Math Alarm Clock or Carbon Quest have ads?
Math Alarm Clock shows ads; Carbon Quest does not.
Which is updated more often, Math Alarm Clock or Carbon Quest?
Math Alarm Clock ships an update every 5 weeks, and Carbon Quest weekly. Most recently, Math Alarm Clock was updated on November 6, 2026 and Carbon Quest on November 8, 2026.

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