# Atomic Clock vs FocusTime Daily

The clearest difference is update cadence: FocusTime Daily at weekly against Atomic Clock's every 2 months. Atomic Clock's advantage is iOS requirement (17.6 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Atomic Clock sells 2 in-app purchases, starting at $5.99 per month and FocusTime Daily sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Atomic Clock ships an update every 2 months, FocusTime Daily weekly. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Atomic Clock | FocusTime Daily |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/atomic-clock-precision-time/id6760377377/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Freemium | — |
| Size | 9 MB | 3 MB |
| Requires iOS | **17.6** | 26.2 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [家宝 戴](https://appshunter.io/developer/1826395838) | [ZOZ INNOVATIONS - FZCO](https://appshunter.io/developer/6778848181) |

## What reviewers say

### Atomic Clock

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

This utility provides highly accurate time synchronization using NTP. View precise time with millisecond detail, compare your device clock to network time, and customize display styles. It's privacy-focused with no tracking or analytics.

**Highlights:** NTP-based time synchronization, Millisecond detail, Local time and UTC display, Offset and latency indicators, Automatic sync, Eight clock styles, Customizable colors, Privacy-focused

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

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


### FocusTime Daily

[App page](https://appshunter.io/ios/app/focustime-daily/id6778848179)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Focus Pro | $2.99 | per month |
| Focus Pro | $19.99 | per year |


## Frequently asked questions

### Is Atomic Clock free?

Atomic Clock is free to download, with in-app purchases available.

### Is FocusTime Daily free?

FocusTime Daily is free to download, with in-app purchases available.

### Do Atomic Clock or FocusTime Daily have ads?

Neither Atomic Clock nor FocusTime Daily shows ads.

### Which is updated more often, Atomic Clock or FocusTime Daily?

Atomic Clock ships an update every 2 months, and FocusTime Daily weekly. Most recently, Atomic Clock was updated on November 9, 2026 and FocusTime Daily on November 5, 2026.

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