# HourHack vs Simple OneTap Timer

The clearest difference is update cadence: Simple OneTap Timer at every 3 days against HourHack's fortnightly. HourHack's advantage is iOS requirement (13.4 vs 26.0). On price, ads, 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.

HourHack ships an update fortnightly, Simple OneTap Timer every 3 days. The most recent releases landed on September 27, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | HourHack | Simple OneTap Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/hourhack/id6503925079/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free | — |
| Size | 21 MB | 28 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rosenbergs LLC](https://appshunter.io/developer/1716179267) | [Natsumi Tabuchi](https://appshunter.io/developer/1844260980) |

## What reviewers say

### HourHack

[App page](https://appshunter.io/ios/app/hourhack/id6503925079)

Easily calculate the duration between two specific times or dates. Get instant results in hours, minutes, or days with a clear and intuitive interface. Simplify all your time-related calculations.

**Highlights:** Calculate time differences, Calculate date differences, Instant results, Clear interface, Time unit conversion

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple OneTap Timer

[App page](https://appshunter.io/ios/app/simple-onetap-timer/id6753733002)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HourHack free?

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

### Is Simple OneTap Timer free?

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

### Do HourHack or Simple OneTap Timer have ads?

Neither HourHack nor Simple OneTap Timer shows ads.

### Which is updated more often, HourHack or Simple OneTap Timer?

HourHack ships an update fortnightly, and Simple OneTap Timer every 3 days. Most recently, HourHack was updated on September 27, 2026 and Simple OneTap Timer on September 15, 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.*