# Master One vs Five Hours

The clearest difference is price: Master One at Free against Five Hours's $1.99. Master One also leads on update cadence (every 2 months vs every 7 months) and iOS requirement (16.6 vs 18.0). Five Hours's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Master One is free to download; Five Hours costs $1.99 up front. Master One sells 1 one-off in-app purchase. Five Hours asks for nothing beyond the download.

Master One ships an update every 2 months, Five Hours every 7 months. The most recent releases landed on September 24, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Master One | Five Hours |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/master-one-habit-builder/id6504889928/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 3 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mary Ogawa](https://appshunter.io/developer/1615657857) | [Tiago Costa](https://appshunter.io/developer/1811300069) |

## What reviewers say

### Master One

[App page](https://appshunter.io/ios/app/master-one-habit-builder/id6504889928)

This app guides you in building habits by focusing on one at a time. You can set custom durations, track your progress and streaks, and review your completed habits. It offers a clean, distraction-free interface with options to archive or restart habits.

**Highlights:** One habit focus, Custom habit durations, Streak and history tracking, Mastered habits archive, Minimalist design, Archive and restart habits, Strict mode for perfect streaks

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LIFE_PURCHASE | $0.99 | one-time |


### Five Hours

[App page](https://appshunter.io/ios/app/five-hours/id6745220843)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Master One free?

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

### Is Five Hours free?

Five Hours costs $1.99, with no in-app purchases.

### Do Master One or Five Hours have ads?

Master One shows ads; Five Hours does not.

### Which is updated more often, Master One or Five Hours?

Master One ships an update every 2 months, and Five Hours every 7 months. Most recently, Master One was updated on September 24, 2026 and Five Hours on September 30, 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.*