# Countdown Light vs Systemic

The clearest difference is in-app purchases: Countdown Light at none against Systemic's 3. Countdown Light also leads on iOS requirement (15.6 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Systemic sells 3 in-app purchases, starting at $0.99 per month. Countdown Light asks for nothing beyond the download.

## The numbers

| Metric | Countdown Light | Systemic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Size | 19 MB | 3 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [中强 邓](https://appshunter.io/developer/1560935538) | [Sayan Goswami](https://appshunter.io/developer/1724985919) |

## What reviewers say

### Countdown Light

[App page](https://appshunter.io/ios/app/countdown-light/id6756313550)

**In-app purchases:** none


### Systemic

[App page](https://appshunter.io/ios/app/systemic/id6758315076)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Systemic Hero | $0.99 | per month |
| Power User | $4.99 | per month |
| Lifetime Power User | $29.99 | one-time |


## Frequently asked questions

### Is Countdown Light free?

Countdown Light is free to download, with no in-app purchases.

### Is Systemic free?

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

### Do Countdown Light or Systemic have ads?

Neither Countdown Light nor Systemic 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.*