Comparison

VisiMap vs Atomic Clock

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

Head to head
About

VisiMap

Visualize location data on iOS by importing CSVs, connecting to Google Sheets, or manual entry. Automatically geocodes addresses and creates customizable, layered maps with photo markers. Export your map views as images.

Highlights
  • Interactive map visualization
  • CSV and Google Sheets import
  • Automatic address geocoding
  • Customizable markers with photos
  • Data layering
  • Map image export
Features
Read full description

Visualize location data beautifully on iOS with VisiMap. Import a CSV file, connect directly to a live Google Sheet, or enter your locations manually and VisiMap handles the rest. It will automatically geocode addresses into coordinates, then build rich, layered maps with fully customizable markers to explore your data spatially. KEY FEATURES • Interactive Maps - Visualize your location data with beautiful, interactive map displays • iOS Optimized - Beautiful, intuitive interface designed specifically for iOS devices • Instant CSV Import - Bring in any data file with address or lat/lng columns • Google Sheets Support - Publish your Google Sheet to web as CSV and connect directly via URL • Manual Data Source - Create a data source by entering location information directly in the app • Photo Attachment - Attach photo to location and optionally use embedded GPS coordinates to place it on the map • Batch Photo Import - Add multiple photos at once to automatically create multiple locations in one go • Photo Markers - Display location photos directly on the map marker • Smart Geocoding - Automatically converts addresses to map coordinates • Data Layering - Add multiple data sources to build up a rich, layered map view • Custom Markers - Style markers using thousands of icons and colors with customizable size • Location Search — Search for any location directly on the map to quickly navigate to areas of interest • Source Filtering - Temporarily filter data sources while viewing the map without removing them • Map Import & Export - Export your maps to share or back them up, and import them on any of your devices • Map Image Export - Save your map as an image capturing your current view, all markers, or the entire world map

About

Atomic Clock

This utility provides highly accurate time synchronization using NTP, displaying precise time with millisecond detail. It allows comparison with network time, shows sync offset and latency, and offers various clock styles with customization options. It's designed for users needing a reliable, precise reference clock.

Highlights
  • NTP-based time synchronization
  • Millisecond time detail
  • Local time and UTC display
  • Device offset and network latency indicators
  • Automatic sync
  • Multiple clock styles
  • Customizable colors and night mode
Features
Read full description

Atomic Clock – Precision Time is a professional precision clock and NTP time synchronization utility for anyone who needs highly accurate time directly on their device. Use reliable network time synchronization to view precise time with millisecond-level detail. Compare your device clock with network time, check sync offset and latency, switch between local time and UTC, and keep the screen on when you need a stable reference clock. Key features: • NTP-based time synchronization • Millisecond or 1/60-second detail • Local time and UTC display • Device offset and network latency indicators • Automatic sync with configurable intervals • Six clock styles: circular dots, analog, minimalist, binary, neon glow, and flip clock • Custom accent colors and multi-color display • Night mode and keep-screen-on option • Privacy-focused: no account, no analytics, no tracking Atomic Clock – Precision Time is built for precise timing, clock drift checks, latency awareness, and a clean daily precision clock. Terms of Use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

VisiMap4 screens
Atomic Clock4 screens

Verdict

The call

The clearest difference is in-app purchases: VisiMap at none against Atomic Clock's 2. VisiMap also leads on update cadence (weekly vs every 6 weeks) and rating (5.0 vs 4.8). Atomic Clock's advantage is iOS requirement (17.6 vs 26.0). On price, ratings volume and ads 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 sells 2 in-app purchases, starting at $5.99 per month. VisiMap asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

VisiMap holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

UpkeepUpdate frequency

VisiMap ships an update weekly, Atomic Clock every 6 weeks. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

Scorecard6 real differences · 4 level
VisiMap versus Atomic Clock: the parameters behind the verdict, then further details
ParameterVisiMapAtomic Clock
PriceFreeFree
Rating5.0 (2 ratings) — better4.8 (4 ratings)
Positive reviews—100.0% of reviews
Number of ratings24 — better
Update frequencyWeekly — betterEvery 6 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone
Requires iOS26.017.6 — better
Further details — not scored
Size17 MB9 MB
Age rating4+4+
DeveloperShailesh Kandage家宝 戴

Customer experience

VisiMap

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Atomic Clock

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

VisiMap

No in-app purchases

2 purchases

Atomic Clock

Subscriptions2
  • AtomicClock Pro Monthly7 Days trial$5.991 Month
  • AtomicClock Pro Monthly7 Days trial$19.991 Year

Questions

Is VisiMap free?
VisiMap is free to download, with no in-app purchases.
Is Atomic Clock free?
Atomic Clock is free to download, with in-app purchases available.
Which has better reviews, VisiMap or Atomic Clock?
VisiMap is rated higher. VisiMap averages 5.0 out of 5 from 2 ratings, while Atomic Clock averages 4.8 from 4 ratings.
Do VisiMap or Atomic Clock have ads?
Neither VisiMap nor Atomic Clock shows ads.
Which is updated more often, VisiMap or Atomic Clock?
VisiMap ships an update weekly, and Atomic Clock every 6 weeks. Most recently, VisiMap was updated on October 4, 2026 and Atomic Clock on October 6, 2026.

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