# n+otes vs duOS

The clearest difference is device support: n+otes at 4 against duOS's 2. n+otes also leads on iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. n+otes sells 4 in-app purchases, starting at $0.49 per month and duOS sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | n+otes | duOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (45K ratings)](https://appshunter.io/ios/app/n-plus-otes/id596895960/reviews)** | — |
| Number of ratings | **45K** | — |
| Positive reviews | 64.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 19 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RIEU Limited](https://appshunter.io/developer/446267401) | [Moonscape Software FZCO](https://appshunter.io/developer/1768638809) |

## What reviewers say

### n+otes

[App page](https://appshunter.io/ios/app/n-plus-otes/id596895960)

Capture thoughts and ideas instantly with a simple interface. Secure your notes with a private lock feature.  Optional subscription removes ads and supports development.

**Highlights:** Quick note-taking, Private note lock, Ad-free experience (subscription), Easy to use interface

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free Experience (Monthly) | $0.49 | per month |
| Ad-free Experience (3 Months) | $0.99 | per 3 months |
| Ad-free Experience (1 Year) | $3.99 | per year |
| Remove Ads | $19.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Efficient note-taking experience
- 🔒 Secure with passcode protection
- 💡 Customizable themes and backgrounds
- 👍 Great for organizing thoughts and ideas

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 💰 Intrusive ads interrupting workflow
- 🔋 Concerns about battery drain
- 🔒 Lack of cross-device syncing

**Reported bugs**

- Notes disappearing or getting lost
- Inability to delete notes on Apple Watch
- Scrolling issues and text freezing at the bottom
- Inconsistent behavior after updates

**Requested features**

- Ability to sync notes across devices
- More font and formatting options
- Folder or category organization
- Voice-to-text functionality
- Ability to insert images and attachments


### duOS

[App page](https://appshunter.io/ios/app/duos-life-together/id6762203548)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DuOS Premium Monthly | $4.99 | per month |
| DuOS Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is n+otes free?

n+otes is free to download, with in-app purchases available.

### Is duOS free?

duOS is free to download, with in-app purchases available.

### Do n+otes or duOS have ads?

Both n+otes and duOS show ads.

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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.*