# X SERIES vs Progress Note

The clearest difference is ads: X SERIES at none against Progress Note's shown. X SERIES also leads on iOS requirement (8.0 vs 17.6). Progress Note's advantage is update cadence (daily vs every 2 months). On price, 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.

X SERIES ships an update every 2 months, Progress Note daily. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | X SERIES | Progress Note |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Daily** |
| Size | 69 MB | 10 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NUOZONE Ltd](https://appshunter.io/developer/1637219193) | [MITSUKO MARGOT KUBOTA ONO](https://appshunter.io/developer/1799524637) |

## What reviewers say

### X SERIES

[App page](https://appshunter.io/ios/app/x-series/id6504434350)

**Features:** macOS Compatibility

**In-app purchases:** none


### Progress Note

[App page](https://appshunter.io/ios/app/progress-note-task-tracker/id6768176941)

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

**In-app purchases:** none


## Frequently asked questions

### Is X SERIES free?

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

### Is Progress Note free?

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

### Do X SERIES or Progress Note have ads?

Progress Note shows ads; X SERIES does not.

### Which is updated more often, X SERIES or Progress Note?

X SERIES ships an update every 2 months, and Progress Note daily. Most recently, X SERIES was updated on September 10, 2026 and Progress Note on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*