# OneThingDaily vs DocOne Express

The clearest difference is price: OneThingDaily at Free against DocOne Express's $8.99. OneThingDaily also leads on iOS requirement (15.1 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

OneThingDaily is free to download; DocOne Express costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 4 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OneThingDaily | DocOne Express |
| --- | --- | --- |
| Price | **Free** | $8.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | Every 4 weeks |
| Size | 45 MB | 7 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Russell Systems Limited](https://appshunter.io/developer/6778575469) | [ANTONIO PADALINO](https://appshunter.io/developer/6798513902) |

## What reviewers say

### OneThingDaily

[App page](https://appshunter.io/ios/app/onethingdaily/id6787077896)

**Features:** Vision Pro support

**In-app purchases:** none


### DocOne Express

[App page](https://appshunter.io/ios/app/docone-express/id6800257286)

**In-app purchases:** none


## Frequently asked questions

### Is OneThingDaily free?

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

### Is DocOne Express free?

DocOne Express costs $8.99, with no in-app purchases.

### Do OneThingDaily or DocOne Express have ads?

Neither OneThingDaily nor DocOne Express shows ads.

### Which is updated more often, OneThingDaily or DocOne Express?

OneThingDaily ships an update every 4 weeks, and DocOne Express every 4 weeks. Most recently, OneThingDaily was updated on October 25, 2026 and DocOne Express on October 31, 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.*