# Countdown Stream vs ChronoNano

The clearest difference is in-app purchases: ChronoNano at none against Countdown Stream's 3. ChronoNano also leads on update cadence (every 5 days vs every 3 weeks). Countdown Stream's advantage is iOS requirement (11.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Countdown Stream sells 3 in-app purchases, starting at $2.99 per 7 days. ChronoNano asks for nothing beyond the download.

Countdown Stream ships an update every 3 weeks, ChronoNano every 5 days. Both last shipped on October 8, 2026.

## The numbers

| Metric | Countdown Stream | ChronoNano |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 41 MB | 6 MB |
| Requires iOS | **11.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Carol Allen](https://appshunter.io/developer/1706810406) | [Saeed Alshamsi](https://appshunter.io/developer/1843100835) |

## What reviewers say

### Countdown Stream

[App page](https://appshunter.io/ios/app/countdown-stream/id6465954451)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Countdown 1 Week Premium | $2.99 | per 7 days |
| countdown 1 week premium | $4.99 | per month |
| countdown 1 year premium | $14.99 | per year |


### ChronoNano

[App page](https://appshunter.io/ios/app/chrononano/id6753213952)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Countdown Stream free?

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

### Is ChronoNano free?

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

### Do Countdown Stream or ChronoNano have ads?

Neither Countdown Stream nor ChronoNano shows ads.

### Which is updated more often, Countdown Stream or ChronoNano?

Countdown Stream ships an update every 3 weeks, and ChronoNano every 5 days. Most recently, Countdown Stream was updated on October 8, 2026 and ChronoNano on October 8, 2026.

---

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