Comparison

Atomic Clock PRO vs FlagBot

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

Head to head
About

Atomic Clock PRO

Get the most accurate time from an official atomic clock server. This app automatically detects your time zone and allows custom backgrounds. Easily switch between digital and analog clock displays with a swipe.

Highlights
  • Exact time from atomic clock
  • Automatic time zone recognition
  • Customizable background images
  • Digital and analog clock modes
  • Optional sound alerts
  • Color customization
Features
Read full description

Get accurate time on your iPhone and iPad by syncing with an official atomic clock time server. Download now for free! If you want exact time, a precise time reference, or an easy-to-read clock display, this app is designed for that. It automatically recognizes your time zone, lets you use one of your own photos as the background, and lets you switch between a digital display and a classic analog clock with a simple swipe. It is ideal as a personalized desk clock, a reliable travel companion, an everyday reference clock, or when you need exact time to set a mechanical watch accurately. Overview: - Accurate and precise time synced from an official atomic clock time server - Automatically recognizes your time zone and shows the current local time - Choose digital, analog, or combined analog and digital clock displays - Swipe to switch between clock displays - Resize the digital clock for a larger or smaller display - Includes time (hours, minutes, and seconds), date, and day of the week (optional) - Optional sound every second or every minute - Change clock and background colors - Use your own photos as background images - Choose atomic clock sync or your device's system clock - Option to keep the screen awake while the app is open - Works in portrait and landscape mode - For iPhone and iPad Helpful for: - A personalized desk clock at home or at work - Getting the correct local time while traveling - Setting a mechanical watch accurately - A clear reference clock when you want accurate, easy-to-read time PLEASE NOTE: You can switch between the analog and digital clock by swiping left or right across the clock. Disclaimer: Please note that whilst all reasonable care has been taken to make this application as accurate as possible we can not guarantee 100% accuracy. Standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

FlagBot

Identify country flags instantly using your device's camera. This advanced machine learning tool recognizes flags from nearly 200 countries, eliminating the need for manual searching. Simply point and get the answer.

Highlights
  • Photo flag identification
  • Machine learning algorithm
  • Recognizes nearly 200 country flags
  • Instant results
  • User-friendly interface
Features
Read full description

FlagBot is the world's first and most advanced image based flag identifier! No more trouble trying to search for which country's flag is in front of you, just ask FlagBot to identify it! FlagBot is a machine learning algorithm that has learned to identify flags of almost 200 countries.

Screenshots

Atomic Clock PRO4 screens
FlagBot3 screens

Verdict

The call

The clearest difference is review sentiment: Atomic Clock PRO at 73% against FlagBot's 14%. Atomic Clock PRO also leads on rating (4.7 vs 1.6) and ratings volume (10K vs 18). FlagBot's advantage is ads (none vs shown) and update cadence (every 10 days vs every 3 months). On price, in-app purchases, monetization model 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. Atomic Clock PRO sells 2 in-app purchases, starting at $1.99 per month and FlagBot sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Atomic Clock PRO holds the better App Store score, 4.7 against 1.6. That said, the two scores are not equally well evidenced: Atomic Clock PRO has 10K ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 73% of Atomic Clock PRO's written reviews are positive against 14% of FlagBot's.

UpkeepUpdate frequency

Atomic Clock PRO ships an update every 3 months, FlagBot every 10 days. The most recent releases landed on October 13, 2026 and September 22, 2026 respectively.

Scorecard6 real differences · 4 level
Atomic Clock PRO versus FlagBot: the parameters behind the verdict, then further details
ParameterAtomic Clock PROFlagBot
PriceFreeFree
Rating4.7 (10K ratings) — better1.6 (18 ratings)
Positive reviews73.0% of reviews — better14.3% of reviews
Number of ratings10K — better18
Update frequencyEvery 3 monthsEvery 10 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.68.0 — better
Further details — not scored
Size6 MB54 MB
Age rating4+4+
DeveloperBrachmann Online Marketing GmbH & Co. KGSam Niebergall

Customer experience

Atomic Clock PRO

All ratings10,111 ratings
Positive92.3%
Neutral3.5%
Negative4.2%
Written reviews422 reviews
Positive73.0%
Neutral5.9%
Negative21.1%

FlagBot

All ratings18 ratings
Positive11.1%
Neutral5.6%
Negative83.3%
Written reviews14 reviews
Positive14.3%
Neutral7.1%
Negative78.6%

Bugs and requests

Atomic Clock PRO

Reported bugs

3 issues
  • Second hand occasionally runs in reverse
  • Digital clock display cuts off on some devices
  • Inconsistent behavior when switching between clock types

Requested features

3 requests
  • Customizable clock face options
  • Ability to set widget on home screen
  • Sync with system clock to automatically update time

FlagBot

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Atomic Clock PRO

Subscriptions1
  • Premium$1.991 Month
One-time1
  • Remove Ads$5.99
2 purchases

FlagBot

One-time2
  • One Flag Identification$0.99
  • Unlimited Identifications$4.99

Questions

Is Atomic Clock PRO free?
Atomic Clock PRO is free to download, with in-app purchases available.
Is FlagBot free?
FlagBot is free to download, with in-app purchases available.
Which has better reviews, Atomic Clock PRO or FlagBot?
Atomic Clock PRO is rated higher. Atomic Clock PRO averages 4.7 out of 5 from 10K ratings, while FlagBot averages 1.6 from 18 ratings.
Do Atomic Clock PRO or FlagBot have ads?
Atomic Clock PRO shows ads; FlagBot does not.
Which is updated more often, Atomic Clock PRO or FlagBot?
Atomic Clock PRO ships an update every 3 months, and FlagBot every 10 days. Most recently, Atomic Clock PRO was updated on October 13, 2026 and FlagBot on September 22, 2026.

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