Comparison

AtCoder Alarm vs Loudly

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

Head to head
About

AtCoder Alarm

This alarm clock requires users to solve a simple programming problem to turn it off. Problems are randomly selected from past AtCoder "A" tasks. Ensure you wake up on time with this unique challenge.

Highlights
  • Solve programming problems to stop alarm
  • Random AtCoder "A" task selection
  • Ensures waking up
  • Requires AtCoder pre-registration
Features
Read full description

This App is an alarm clock that doesn't stop until solving an easy problem of AtCoder (competitive programming web site). The problem is chosen randomly from "A" tasks of past ABCs. Let's make sure to wake up! * Pre-registration with AtCoder is required.

About

Loudly

Features
Read full description

Loudly: Alarm Clock - Wake Up Better, Never Miss a Moment Tired of oversleeping? Want more control over your wake-up routine? Your smartphone becomes a powerful alarm clock that adapts to your lifestyle β€” no matter what your schedule looks like. Whether you need one alarm or dozens, Loudly Alarm Clock makes it simple. Perfect for students, professionals, parents, or anyone who needs reliable wake-up calls, Loudly: Alarm Clock helps you manage your time with precision and ease. Set multiple alarms with custom labels, choose your favorite sounds, and customize snooze settings β€” all from one clean, intuitive app. Great for daily routines, important meetings, medication reminders, or workout schedules. Key Features: - Create unlimited alarms with custom names and labels - Multiple alarm management in one simple interface - Personalize each alarm: sound, volume, snooze duration - Quick alarm creation with just a few taps - Repeat schedules: daily, weekdays, weekends, or custom days - Smart snooze with customizable intervals - Gentle wake-up with gradually increasing volume - Clean and easy-to-use interface - Reliable notifications that won't let you down Stay on schedule and in control with Loudly: Alarm Clock. Download today and transform the way you wake up. ********** Upgrade to Premium to remove ads and unlock all features ************** Start with limited features and upgrade anytime for the complete experience: Monthly Premium Subscription – $9.99 Great for regular usersβ€”renews every month. Yearly Premium Subscription – $29.99 Best value, includes a 3-day free trial for first-time users. Renews annually. Important Subscription Information: Payment will be charged to your iTunes account upon confirmation. Subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the current period ends. You can manage or cancel your subscription in your App Store account settings. Learn more: Terms of Use: https://alcheclub.co/terms-of-use/ Privacy Policy: https://alcheclub.co/privacy-policy/

Screenshots

AtCoder Alarm3 screens
Loudly4 screens

Verdict

The call

The clearest difference is in-app purchases: AtCoder Alarm at none against Loudly's 2. AtCoder Alarm also leads on iOS requirement (15.5 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Loudly sells 2 in-app purchases, starting at $9.99 per month. AtCoder Alarm asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly daily. The most recent releases landed on September 6, 2026 and September 7, 2026 respectively.

Scorecard3 real differences Β· 5 level
AtCoder Alarm versus Loudly: the parameters behind the verdict, then further details
ParameterAtCoder AlarmLoudly
PriceFreeFree
Positive reviews0.0% of reviewsβ€”
Update frequencyDailyDaily
AdsNoNo
In-app purchasesNo β€” betterYes
MonetizationFreeβ€”
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.5 β€” better26.0
Further details β€” not scored
Size27 MB23 MB
Age rating4+4+
DeveloperKiichi ItoHoan Nguyen

In-app purchases

None

AtCoder Alarm

No in-app purchases

2 purchases

Loudly

Subscriptions2
  • Premium Monthly$9.991 Month
  • Premium Yearly Trial3 Days trial$29.991 Year

Questions

Is AtCoder Alarm free?
AtCoder Alarm is free to download, with no in-app purchases.
Is Loudly free?
Loudly is free to download, with in-app purchases available.
Do AtCoder Alarm or Loudly have ads?
Neither AtCoder Alarm nor Loudly shows ads.
Which is updated more often, AtCoder Alarm or Loudly?
AtCoder Alarm ships an update daily, and Loudly daily. Most recently, AtCoder Alarm was updated on September 6, 2026 and Loudly on September 7, 2026.

Other comparisons