# 321 Countdown vs Pfandflow

The clearest difference is update cadence: 321 Countdown at daily against Pfandflow's every 5 months. 321 Countdown also leads on iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 321 Countdown sells 1 one-off in-app purchase and Pfandflow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

321 Countdown ships an update daily, Pfandflow every 5 months. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 321 Countdown | Pfandflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/321-countdown/id1506518580/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 months |
| Monetization | Free | — |
| Size | 38 MB | 20 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Luis Haitzer](https://appshunter.io/developer/1517692760) | [Diego Rodriguez](https://appshunter.io/developer/1865954567) |

## What reviewers say

### 321 Countdown

[App page](https://appshunter.io/ios/app/321-countdown/id1506518580)

Easily track time until important events with custom units and backgrounds. Set reminders and organize upcoming occasions with an intuitive design. Enjoy unlimited countdowns and recurring events without any ads or in-app purchases.

**Highlights:** Unlimited simultaneous countdowns, Recurring events, Individual backgrounds, Reminders for approaching occurrences, Dark mode, Conversions into unique units

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support development | $2.99 | one-time |


### Pfandflow

[App page](https://appshunter.io/ios/app/pfandflow/id6759108555)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vermittlungsgebuehr | $1.00 | one-time |


## Frequently asked questions

### Is 321 Countdown free?

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

### Is Pfandflow free?

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

### Do 321 Countdown or Pfandflow have ads?

Neither 321 Countdown nor Pfandflow shows ads.

### Which is updated more often, 321 Countdown or Pfandflow?

321 Countdown ships an update daily, and Pfandflow every 5 months. Most recently, 321 Countdown was updated on October 4, 2026 and Pfandflow on October 5, 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.*