Comparison

AtomicClock vs Drop Timer

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

Head to head
About

AtomicClock

This app displays the exact current time synchronized with NTP servers, offering a customizable clock view for precise time checks. It's ideal for setting watches, verifying timestamps, or comparing local and network time.

Highlights
  • Precise time from NTP servers
  • Customizable clock faces
  • Select or add time servers
  • Local and UTC views
  • 12/24 hour modes
  • Customizable time format
  • Acoustic ticking
Features
Read full description

Check precise NTP reference time at a glance. AtomicClock helps you set watches, wall clocks, cameras, and other devices, compare local time with UTC, and follow moments when every second matters. Clear analog and digital time AtomicClock displays current time from NTP servers that reference atomic clocks. Choose a predefined server or add your own, then view local or UTC time in a clean analog or digital clock. Customize your reference clock • Switch between 12-hour and 24-hour time • Customize the time format • Choose from multiple clock faces and hands • Use a smooth, fluid second hand • Add acoustic ticking or the Greenwich Time Signal • Tap the screen to hide information and controls, freeze the display, or mute ticking Details for precise time checks View technical NTP information, including round-trip time and server stratum. Whether you are checking a timestamp, preparing a camera, aligning a wall clock, or setting a watch by hand, the seconds remain clear and easy to follow. AtomicClock is free to use. AtomicClock Pro is available as a one-time purchase with no subscription. It unlocks your preferred clock face, hands, and font, removes ads, and includes upcoming Pro features. AtomicClock displays NTP reference time for comparison and does not change your device’s system time. Results can vary with the selected server, network conditions, and device behavior.

About

Drop Timer

Features
Read full description

Master the clock. Drop Timer is your dedicated tactical HUD for tracking high-stakes rotations in real-time. In the modern meta, timing is the only currency that matters. Whether you are waiting for a server to go live, a legendary item to spawn, or a limited-edition piece of tech to restock, being late by a single second means missing out. Drop Timer is the "Scarcity Terminal" built for those who refuse to be late. From global server deployments and streetwear launches to rotating map conditions and supply drops, stay in sync with the pulse of your interests with a stylish, zero-latency second screen. The Scarcity Protocol: This isn't just a clock—it’s a precision terminal. Track the exact millisecond a console restock hits the market, the moment a streetwear "drop" goes live, or the precise window for an extraction in the world’s most demanding tactical shooters. Key Protocols: Command Line Interface (CLI): Designed for speed. Use the built-in CLI to input timers using natural language. Type "2 days, 4 hours" or "tomorrow at 6 pm" to instantly initialize a countdown. No menus, no friction—just immediate synchronization. Calendar Sync: Bridge the digital and physical. With a single tap, sync any terminal countdown to your default calendar. Ensure your external devices and daily schedule are aligned with the same time stream as the drop. Buffer Notifications: Stay ahead of the crowd. Set custom notification buffers to be alerted minutes or hours before an event actually goes live. Perfect for pre-loading launchers or queuing for streetwear drops. Custom Sync: Set relative or absolute timers for weekly resets, streetwear drops, hardware restocks, and game launches. Multi-Domain Hub: Track diverse event types—from extraction shooter map rotations to the next hype-cycle product launch—all in one unified interface. Network HUD: An ad-free, high-performance interface designed to live on your desk during a raid or act as your primary terminal for planning big-ticket purchases. Live-Service Sync: Monitor the pulse of the industry by tracking the exact second seasons reset or major content patches go live. Extraction Timing: Gain a tactical advantage by monitoring critical map windows and extraction point availability in real-time. Event Tracking: Never miss limited-time challenges, double XP weekends, or daily loot rotations again. Designed for the Wired: With an aesthetic inspired by the gritty, analog-future of the early internet, Drop Timer provides a focused, "distraction-free" environment. No algorithms, no tracking, and no noise—just pure data synchronization.

Screenshots

AtomicClock4 screens
Drop Timer4 screens

Verdict

The call

The clearest difference is price: AtomicClock at Free against Drop Timer's $1.99. Drop Timer's advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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

AtomicClock is free to download; Drop Timer costs $1.99 up front. AtomicClock sells 1 one-off in-app purchase. Drop Timer asks for nothing beyond the download.

Scorecard3 real differences · 7 level
AtomicClock versus Drop Timer: the parameters behind the verdict, then further details
ParameterAtomicClockDrop Timer
PriceFree — better$1.99
Rating4.8 (5.6K ratings) — better—
Positive reviews84.3% of reviews—
Number of ratings5.6K — better—
Update frequencyMonthly—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.417.0 — better
Further details — not scored
Size17 MB2 MB
Age rating4+4+
DeveloperTimo PartlJORDAN GARY OLOMAN

Bugs and requests

AtomicClock

Reported bugs

3 issues
  • Crashes on certain iOS versions
  • Occasional freezing of hands
  • Countdown timer sound not working

Requested features

5 requests
  • Add GMT/dual time display
  • Implement widget support
  • Add different second hand sounds
  • Allow setting background color to match watch
  • Include alarm/timer functionality

Drop Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

AtomicClock

One-time1
  • Lifetime Pro Version$6.99
None

Drop Timer

No in-app purchases

Questions

Is AtomicClock free?
AtomicClock is free to download, with in-app purchases available.
Is Drop Timer free?
Drop Timer costs $1.99, with no in-app purchases.
Do AtomicClock or Drop Timer have ads?
AtomicClock shows ads; Drop Timer does not.

Other comparisons