# Countdown vs IQ Bau

The clearest difference is in-app purchases: IQ Bau at none against Countdown's 2. IQ Bau also leads on ads (none vs shown). Countdown's advantage is update cadence (every 2 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Countdown sells 2 in-app purchases, starting at $4.99 per year. IQ Bau asks for nothing beyond the download.

Countdown ships an update every 2 weeks, IQ Bau every 2 months. The most recent releases landed on October 23, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Countdown | IQ Bau |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (52 ratings)](https://appshunter.io/ios/app/countdown-time-since/id458980758/reviews)** | — |
| Number of ratings | **52** | — |
| Positive reviews | 51.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 123 MB | 83 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [oWorld Software](https://appshunter.io/developer/291192797) | [IQ Bau Gesellschaft fur innovative Bautechnik mbH](https://appshunter.io/developer/1627669586) |

## What reviewers say

### Countdown

[App page](https://appshunter.io/ios/app/countdown-time-since/id458980758)

Easily track upcoming events and deadlines. Set a date and name for any occasion to see the remaining time in months, weeks, and days. Never forget important dates again with this helpful reminder tool.

**Highlights:** Track upcoming events, Count down time remaining, Display time in months, weeks, days, Remember important dates, Set custom event names

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Countdown Pro - days Counter | $4.99 | per year |
| LifeTime access | $12.99 | one-time |


### IQ Bau

[App page](https://appshunter.io/ios/app/iq-bau/id1627669584)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Countdown free?

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

### Is IQ Bau free?

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

### Do Countdown or IQ Bau have ads?

Countdown shows ads; IQ Bau does not.

### Which is updated more often, Countdown or IQ Bau?

Countdown ships an update every 2 weeks, and IQ Bau every 2 months. Most recently, Countdown was updated on October 23, 2026 and IQ Bau on October 11, 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.*