# Just One vs DAYBOX

The clearest difference is update cadence: Just One at daily against DAYBOX's every 5 days. 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.

Just One ships an update daily, DAYBOX every 5 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Just One | DAYBOX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 days |
| Size | 18 MB | 43 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Raving Code](https://appshunter.io/developer/1769017948) | [woobyeong jeong](https://appshunter.io/developer/1724585459) |

## What reviewers say

### Just One

[App page](https://appshunter.io/ios/app/just-one-one-task-at-a-time/id6764329092)

**In-app purchases:** none


### DAYBOX

[App page](https://appshunter.io/ios/app/daybox-top-3-timebox-planner/id6789802801)

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

**In-app purchases:** none


## Frequently asked questions

### Is Just One free?

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

### Is DAYBOX free?

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

### Do Just One or DAYBOX have ads?

Neither Just One nor DAYBOX shows ads.

### Which is updated more often, Just One or DAYBOX?

Just One ships an update daily, and DAYBOX every 5 days. Most recently, Just One was updated on October 28, 2026 and DAYBOX on October 28, 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.*