# VisiMap vs Atomic Clock

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.

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.

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.

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

## The numbers

| Metric | VisiMap | Atomic Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/visimap/id6739847850/reviews)** | [4.8 (4 ratings)](https://appshunter.io/ios/app/atomic-clock-precision-time/id6760377377/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 17 MB | 9 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shailesh Kandage](https://appshunter.io/developer/1787286691) | [家宝 戴](https://appshunter.io/developer/1826395838) |

## What reviewers say

### VisiMap

[App page](https://appshunter.io/ios/app/visimap/id6739847850)

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:** Vision Pro support

**In-app purchases:** none


### Atomic Clock

[App page](https://appshunter.io/ios/app/atomic-clock-precision-time/id6760377377)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AtomicClock Pro Monthly | $5.99 | per month |
| AtomicClock Pro Monthly | $19.99 | per year |


## Frequently asked 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.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*