# Winder vs Atomic Clock

The clearest difference is in-app purchases: Atomic Clock at none against Winder's 1. Atomic Clock also leads on iOS requirement (15.1 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Winder sells 1 one-off in-app purchase. Atomic Clock asks for nothing beyond the download.

## The numbers

| Metric | Winder | Atomic Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/winder-precision-clock/id6749173558/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 29 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IVAN ALEJANDRO MUNGUIA CRUZ](https://appshunter.io/developer/1829095431) | [STAN I. C. ALEXANDRU PERSOANA FIZICA AUTORIZATA](https://appshunter.io/developer/1799569348) |

## 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 Clock

[App page](https://appshunter.io/ios/app/atomic-clock-exact-time/id6752546454)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Winder free?

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

### Is Atomic Clock free?

Atomic Clock is free to download, with no in-app purchases.

### Do Winder or Atomic Clock have ads?

Neither Winder nor Atomic Clock shows ads.

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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.*