Comparison

AtomicClock vs PigTracker

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

PigTracker

Monitor and track pipeline inspection tools, also known as Pigs. Allows users to virtually "walk" a pipeline Right of Way to locate any stuck inspection equipment.

Highlights
  • Monitor pipeline inspection tools
  • Track tool locations
  • Virtually walk pipeline Right of Way
  • Search for stuck tools
Features
Read full description

Used to monitor and track pipeline inspection tools (also known as Pigs). Also allows the user to "walk" a pipeline Right of Way to search for a Pig that may have gotten stuck.

Screenshots

AtomicClock4 screens
PigTracker3 screens

Verdict

The call

The clearest difference is in-app purchases: PigTracker at none against AtomicClock's 1. PigTracker also leads on ads (none vs shown) and review sentiment (100% vs 84%). AtomicClock's advantage is ratings volume (5.5K vs 3). On price and device support 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. AtomicClock sells 1 one-off in-app purchase. PigTracker asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PigTracker holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: AtomicClock has 5.5K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 84% of AtomicClock's written reviews are positive against 100% of PigTracker's.

Scorecard7 real differences · 3 level
AtomicClock versus PigTracker: the parameters behind the verdict, then further details
ParameterAtomicClockPigTracker
PriceFreeFree
Rating4.8 (5.5K ratings)5.0 (3 ratings) — better
Positive reviews84.2% of reviews100.0% of reviews — better
Number of ratings5.5K — better3
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.010.0 — better
Further details — not scored
Size17 MB67 MB
Age rating4+17+
DeveloperTimo Partlhans Wedemeyer

Customer experience

AtomicClock

All ratings5,539 ratings
Positive96.5%
Neutral1.8%
Negative1.8%
Written reviews241 reviews
Positive84.2%
Neutral3.3%
Negative12.4%

PigTracker

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

PigTracker

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

AtomicClock

One-time1
  • Lifetime Pro Version$6.99
None

PigTracker

No in-app purchases

Questions

Is AtomicClock free?
AtomicClock is free to download, with in-app purchases available.
Is PigTracker free?
PigTracker is free to download, with no in-app purchases.
Which has better reviews, AtomicClock or PigTracker?
PigTracker is rated higher. AtomicClock averages 4.8 out of 5 from 5.5K ratings, while PigTracker averages 5.0 from 3 ratings.
Do AtomicClock or PigTracker have ads?
AtomicClock shows ads; PigTracker does not.

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