# Big Timer vs Klaxo

The clearest difference is in-app purchases: Big Timer at none against Klaxo's 5. Big Timer also leads on iOS requirement (13.0 vs 17.0). Klaxo's advantage is ads (none vs shown) and update cadence (weekly vs every 7 months). On price and device support there is nothing between them.

Both are free to download. Klaxo sells 5 in-app purchases, starting at $1.99 per 7 days. Big Timer asks for nothing beyond the download.

Big Timer ships an update every 7 months, Klaxo weekly. Both last shipped on November 4, 2026.

## The numbers

| Metric | Big Timer | Klaxo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Weekly** |
| Size | 33 MB | 21 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Seulki Eom](https://appshunter.io/developer/1718927408) | [Arif OZELCI](https://appshunter.io/developer/1768734602) |

## What reviewers say

### Big Timer

[App page](https://appshunter.io/ios/app/big-timer-focus-and-countdown/id6746898648)

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

**In-app purchases:** none


### Klaxo

[App page](https://appshunter.io/ios/app/klaxo-game-show-buzzer-kit/id6796727332)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Klaxo Pro Weekly | $1.99 | per 7 days |
| Klaxo Pro Monthly | $3.99 | per month |
| Klaxo Pro Yearly | $29.99 | per year |
| Klaxo Pro Yearly | $29.99 | per year |
| Klaxo Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Big Timer free?

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

### Is Klaxo free?

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

### Do Big Timer or Klaxo have ads?

Big Timer shows ads; Klaxo does not.

### Which is updated more often, Big Timer or Klaxo?

Big Timer ships an update every 7 months, and Klaxo weekly. Most recently, Big Timer was updated on November 4, 2026 and Klaxo on November 4, 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.*