# CUE! Time Signal Sync vs Atomic Exact Time

The clearest difference is ads: Atomic Exact Time at none against CUE! Time Signal Sync's shown. CUE! Time Signal Sync's advantage is update cadence (every 8 days vs every 6 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. CUE! Time Signal Sync sells 1 one-off in-app purchase and Atomic Exact Time sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

CUE! Time Signal Sync ships an update every 8 days, Atomic Exact Time every 6 weeks. Both last shipped on October 14, 2026.

## The numbers

| Metric | CUE! Time Signal Sync | Atomic Exact Time |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/atomic-exact-time-clock/id6797418012/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 6 MB | 46 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [TAKAO OGASAWARA](https://appshunter.io/developer/1895349758) | [SUPER KIM KIMYA VE TEKSTIL SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1896542696) |

## What reviewers say

### CUE! Time Signal Sync

[App page](https://appshunter.io/ios/app/cue-time-signal-sync/id6769318519)

This app provides highly accurate time synchronization using NTP, offering visual and auditory cues for precise second-level timing. It's ideal for professionals who need to catch exact moments, such as during events, filming, or technical work.

**Highlights:** NTP-based time correction, 57/58/59/00-second countdowns, Signal sounds and haptics, Voice announcements, Landscape display mode, Display dimmer and keep-awake mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### Atomic Exact Time

[App page](https://appshunter.io/ios/app/atomic-exact-time-clock/id6797418012)

This app precisely calibrates your device's clock against internet time sources, accounting for network delays. It offers a full-screen display with millisecond accuracy, detailed reports on clock deviation, and a precision alarm. Ideal for professionals and enthusiasts requiring exact timing.

**Highlights:** Millisecond accurate clock display, Device offset status, Network latency and drift reports, Precision alarm, Timecode and markers, Widgets, Multiple clock themes

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Atomic Exact Time Pro | $2.99 | per month |


## Frequently asked questions

### Is CUE! Time Signal Sync free?

CUE! Time Signal Sync is free to download, with in-app purchases available.

### Is Atomic Exact Time free?

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

### Do CUE! Time Signal Sync or Atomic Exact Time have ads?

CUE! Time Signal Sync shows ads; Atomic Exact Time does not.

### Which is updated more often, CUE! Time Signal Sync or Atomic Exact Time?

CUE! Time Signal Sync ships an update every 8 days, and Atomic Exact Time every 6 weeks. Most recently, CUE! Time Signal Sync was updated on October 14, 2026 and Atomic Exact Time on October 14, 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.*