# openote vs Arg0

The clearest difference is update cadence: Arg0 at every 3 days against openote's every 5 weeks. Arg0 also leads on iOS requirement (15.1 vs 17.0). 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.

openote ships an update every 5 weeks, Arg0 every 3 days. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | openote | Arg0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Size | 8 MB | 47 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wooyoung Kim](https://appshunter.io/developer/1879266816) | [CheeckBox,LLC](https://appshunter.io/developer/1806612490) |

## What reviewers say

### openote

[App page](https://appshunter.io/ios/app/openote-markdown-notes-and-sync/id6761291760)

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

**In-app purchases:** none


### Arg0

[App page](https://appshunter.io/ios/app/arg0/id6778679818)

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

**In-app purchases:** none


## Frequently asked questions

### Is openote free?

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

### Is Arg0 free?

Arg0 is free to download, with no in-app purchases.

### Do openote or Arg0 have ads?

Neither openote nor Arg0 shows ads.

### Which is updated more often, openote or Arg0?

openote ships an update every 5 weeks, and Arg0 every 3 days. Most recently, openote was updated on September 30, 2026 and Arg0 on October 10, 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.*