# Residus Ullastrell vs CountFlow

The clearest difference is ads: Residus Ullastrell at none against CountFlow's shown. Residus Ullastrell also leads on update cadence (daily vs every 4 months) and iOS requirement (12.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Residus Ullastrell ships an update daily, CountFlow every 4 months. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Residus Ullastrell | CountFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/countflow-countdown-and-counter/id6747855239/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 4 months |
| Monetization | — | Ad-supported |
| Size | 11 MB | 8 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [id-Waste](https://appshunter.io/developer/1634754330) | [Samuel Rodas Aroche](https://appshunter.io/developer/1706040833) |

## What reviewers say

### Residus Ullastrell

[App page](https://appshunter.io/ios/app/residus-ullastrell/id6475671792)

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

**In-app purchases:** none


### CountFlow

[App page](https://appshunter.io/ios/app/countflow-countdown-and-counter/id6747855239)

Manage your time and events with this versatile utility. Create countdowns, track scores with a customizable scoreboard, and use a simple tap counter. It also features a smart calendar and time unit conversion.

**Highlights:** Event countdowns, Customizable scoreboard, Tap counter, Smart calendar view, Time unit conversion

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

**In-app purchases:** none


## Frequently asked questions

### Is Residus Ullastrell free?

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

### Is CountFlow free?

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

### Do Residus Ullastrell or CountFlow have ads?

CountFlow shows ads; Residus Ullastrell does not.

### Which is updated more often, Residus Ullastrell or CountFlow?

Residus Ullastrell ships an update daily, and CountFlow every 4 months. Most recently, Residus Ullastrell was updated on October 6, 2026 and CountFlow on October 1, 2026.

---

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