# Smooth Countdown vs Clock Simplicity

The clearest difference is update cadence: Clock Simplicity at every 9 months against Smooth Countdown's every 21 months. Smooth Countdown's advantage is iOS requirement (15.6 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Smooth Countdown costs $0.99 and Clock Simplicity $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Smooth Countdown ships an update every 21 months, Clock Simplicity every 9 months. Both last shipped on October 4, 2026.

## The numbers

| Metric | Smooth Countdown | Clock Simplicity |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/clock-simplicity/id1364184272/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 9 months** |
| Monetization | — | Paid |
| Size | 1 MB | 6 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Raz Yalov](https://appshunter.io/developer/1364184271) |

## What reviewers say

### Smooth Countdown

[App page](https://appshunter.io/ios/app/smooth-countdown/id485337187)

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

**In-app purchases:** none


### Clock Simplicity

[App page](https://appshunter.io/ios/app/clock-simplicity/id1364184272)

A clean and straightforward weather clock app that displays the time and current weather conditions. It offers simple controls for changing color schemes and screen brightness, and prevents your screen from locking while in use.

**Highlights:** Displays time and current weather, Adjustable color schemes (dark/light), Screen brightness control, Prevents screen lock, Clean and straightforward interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Smooth Countdown free?

Smooth Countdown costs $0.99, with no in-app purchases.

### Is Clock Simplicity free?

Clock Simplicity costs $0.99, with no in-app purchases.

### Do Smooth Countdown or Clock Simplicity have ads?

Neither Smooth Countdown nor Clock Simplicity shows ads.

### Which is updated more often, Smooth Countdown or Clock Simplicity?

Smooth Countdown ships an update every 21 months, and Clock Simplicity every 9 months. Most recently, Smooth Countdown was updated on October 4, 2026 and Clock Simplicity on October 4, 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.*