# Winder vs Atomic Exact Time

The clearest difference is rating: Winder at 5.0 against Atomic Exact Time's 4.0. Winder also leads on update cadence (every 5 days vs every 6 weeks). Atomic Exact Time's advantage is device support (3 vs 1) and iOS requirement (16.4 vs 26.2). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Winder 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.

Winder holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Winder ships an update every 5 days, Atomic Exact Time every 6 weeks. The most recent releases landed on September 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Winder | Atomic Exact Time |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/winder-precision-clock/id6749173558/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/atomic-exact-time-clock/id6797418012/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 46 MB |
| Requires iOS | 26.2 | **16.4** |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [IVAN ALEJANDRO MUNGUIA CRUZ](https://appshunter.io/developer/1829095431) | [SUPER KIM KIMYA VE TEKSTIL SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1896542696) |

## What reviewers say

### Winder

[App page](https://appshunter.io/ios/app/winder-precision-clock/id6749173558)

This app provides highly accurate time synchronization with atomic time servers. It features beautifully crafted, animated watch dials and optional sound cues for precise timekeeping. Designed for watch enthusiasts, it prioritizes privacy with no data collection.

**Highlights:** Atomic time synchronization (NTP), Drift strip for device offset, Continuous-sweep second hand, Analog and digital display options, 12 handcrafted, animated dial themes, Optional countdown sound cues, No data collection or tracking

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Winder Pro | $4.99 | one-time |


### Atomic Exact Time

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

**Features:** Vision Pro support

**In-app purchases (1)**

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


## Frequently asked questions

### Is Winder free?

Winder 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.

### Which has better reviews, Winder or Atomic Exact Time?

Winder is rated higher. Winder averages 5.0 out of 5 from 2 ratings, while Atomic Exact Time averages 4.0 from 1 ratings.

### Do Winder or Atomic Exact Time have ads?

Neither Winder nor Atomic Exact Time shows ads.

### Which is updated more often, Winder or Atomic Exact Time?

Winder ships an update every 5 days, and Atomic Exact Time every 6 weeks. Most recently, Winder was updated on September 27, 2026 and Atomic Exact Time on October 14, 2026.

---

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