# OneThing vs Build Things

The clearest difference is price: Build Things at Free against OneThing's $0.99. Build Things also leads on in-app purchases (none vs 1) and update cadence (every 2 days vs fortnightly). On ads and device support there is nothing between them.

Build Things is free to download; OneThing costs $0.99 up front. OneThing sells 1 one-off in-app purchase. Build Things asks for nothing beyond the download.

OneThing ships an update fortnightly, Build Things every 2 days. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OneThing | Build Things |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/onething-focus-one/id6670703485/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Paid | — |
| Size | 2 MB | 146 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [定荣 郭](https://appshunter.io/developer/1752171222) | [Erik Nelson](https://appshunter.io/developer/1816102691) |

## What reviewers say

### OneThing

[App page](https://appshunter.io/ios/app/onething-focus-one/id6670703485)

This app helps you stay focused by displaying your most important task on your home or lock screen. It simplifies your life by bringing order through focusing on one priority at a time.

**Highlights:** Display crucial item on home/lock screen, Stay focused and efficient, Simple input, Visible everywhere, Brings order to life

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| buy the author a cola | $0.99 | one-time |


### Build Things

[App page](https://appshunter.io/ios/app/build-things/id6752671589)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OneThing free?

OneThing costs $0.99, and also offers in-app purchases.

### Is Build Things free?

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

### Do OneThing or Build Things have ads?

Neither OneThing nor Build Things shows ads.

### Which is updated more often, OneThing or Build Things?

OneThing ships an update fortnightly, and Build Things every 2 days. Most recently, OneThing was updated on October 7, 2026 and Build Things on October 25, 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.*