Comparison

Floating Clock vs CHALLNA

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

Head to head
About

Floating Clock

Display a customizable digital clock, stopwatch, and countdown timer that floats over other applications or your mobile desktop. Personalize backgrounds and fonts for a unique timekeeping experience.

Highlights
  • Floating clock overlay
  • Stopwatch functionality
  • Countdown timer
  • Customizable backgrounds and fonts
  • Multiple window support
  • Adjustable window size
Features
Read full description

A digital clock tool supporting stopwatch and countdown, which can be suspended on any app and mobile desktop! The background format and font of floating window can be customized. - Floating Clock. One click switch background time! - Support MS digital display! - Multiple windows are available. Double finger zoom size! - Custom configuration. Wait for you to unlock more functions! The features provided by the app are completely FREE!

About

CHALLNA

This app helps you achieve precise timing for critical online events by displaying accurate server time, accounting for network latency. It offers one-touch presets for popular sites, countdown timers, and practice modes to improve your reaction speed for ticket sales, course registrations, and limited drops.

Highlights
  • Millisecond precision synchronization
  • One-touch server presets
  • Intuitive countdown timers
  • Click practice mode
  • Smart reminders and schedule registration
  • Direct site access
  • Dynamic Island support
Features
Read full description

■ 0.01 Seconds Make All the Difference. Have you ever missed out on popular concert tickets, course registrations, or limited-edition drops by a split second? Don’t rely on your phone’s local time. Check the "Real Server Time" of the site itself. 'CHALLNA' will drastically increase your success rate. ■ Why CHALLNA? (Key Features) 1. Millisecond(ms) Precision Synchronization We do more than just fetch server time. CHALLNA calculates network latency (RTT) and average transmission deviations in real-time to correct any errors. Find the "true" 0.01 second with Korea’s highest level of precision. 2. One-Touch Server Presets Interpark, YES24, Melon Ticket, and even major university registration sites! No need to type addresses manually. Simply search to instantly register and track your desired server. 3. Intuitive Countdown & Target Setting Set your goal time and watch the countdown in real-time down to the millisecond. Stay perfectly prepared for that high-pressure moment right before the opening. 4. Click Practice for Real-World Reflexes Theory is different from practice! Use the built-in 'On-the-Dot Click Practice' to check your reaction speed and master the feeling of clicking at exactly 0.00 seconds. 5. Smart Reminders & Schedule Registration (HOT!) Register your important ticketing or course registration schedules. We’ll make sure you’re ready with custom notifications before your target time, even in your busy daily life. 6. Direct Site Access Why check the time and switch apps separately? CHALLNA provides direct outlinks to the sites, shortening your access time to the absolute minimum. 7. Dynamic Island Support Keep tracking the time via Dynamic Island even while moving to the ticketing site, ensuring you never miss the countdown. (Available on iPhone 14 Pro and later models) ■ Highly Recommended For: • Concert fans tired of losing out in "Blood-keting" (bloody ticketing). • Students desperate to secure popular university courses. • Anyone needing perfect timing for holiday train bookings or limited drops. • Perfectionists who won't settle for even a 0.01-second error. ■ Please Note: • Minor errors may occur depending on network conditions. We recommend using a stable Wi-Fi, 5G, or LTE environment. • For the best results, be sure to use the 'Click Practice' feature in advance! Download 'CHALLNA' now and experience the miracle of 0.01 seconds!

Screenshots

Floating Clock4 screens
CHALLNA4 screens

Verdict

The call

The clearest difference is price: CHALLNA at Free against Floating Clock's $5.99. CHALLNA also leads on review sentiment (100% vs 64%) and ads (none vs shown). On in-app purchases, 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

CHALLNA is free to download; Floating Clock costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Floating Clock ships an update every 6 months, CHALLNA every 2 weeks. The most recent releases landed on September 22, 2026 and August 24, 2026 respectively.

Scorecard5 real differences · 5 level
Floating Clock versus CHALLNA: the parameters behind the verdict, then further details
ParameterFloating ClockCHALLNA
Price$5.99Free — better
Rating5.0 (6 ratings) — better—
Positive reviews64.3% of reviews100.0% of reviews — better
Number of ratings6 — better—
Update frequencyEvery 6 monthsEvery 2 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size20 MB38 MB
Age rating4+4+
Developer少都 陈RYNYUL

Customer experience

Floating Clock

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews14 reviews
Positive64.3%
Neutral7.1%
Negative28.6%

CHALLNA

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Floating Clock

No in-app purchases

None

CHALLNA

No in-app purchases

Questions

Is Floating Clock free?
Floating Clock costs $5.99, with no in-app purchases.
Is CHALLNA free?
CHALLNA is free to download, with no in-app purchases.
Do Floating Clock or CHALLNA have ads?
Floating Clock shows ads; CHALLNA does not.
Which is updated more often, Floating Clock or CHALLNA?
Floating Clock ships an update every 6 months, and CHALLNA every 2 weeks. Most recently, Floating Clock was updated on September 22, 2026 and CHALLNA on August 24, 2026.

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