# E vs OpenNote

The clearest difference is in-app purchases: E at none against OpenNote's 4. E also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). OpenNote's advantage is update cadence (every 6 days vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. OpenNote sells 4 in-app purchases, starting at $2.99 per month. E asks for nothing beyond the download.

E ships an update every 3 weeks, OpenNote every 6 days. The most recent releases landed on August 29, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | E | OpenNote |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 55 MB | 101 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Passtech co., ltd](https://appshunter.io/developer/1230326855) | [Lian DUAN](https://appshunter.io/developer/1692206719) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-smart-admin/id1470342050)

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

**In-app purchases:** none


### OpenNote

[App page](https://appshunter.io/ios/app/opennote-notes-and-journal/id6450187057)

Capture your thoughts, memories, and ideas with a rich text editor that supports images and formatting. Organize your entries with color-coded collections and easily find them using calendar view and search. Secure sensitive notes with Face ID and sync across devices.

**Highlights:** Rich text editor with images and styling, Color-coded Collections for organization, Calendar view and search functionality, Multiple export formats (Plain Text, Markdown, etc.), Cloud sync and backups, Face ID lock for privacy, API token integration for workflows

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $19.99 | per year |
| 500MB Cloud Storage | $4.99 | one-time |
| Milo Diary Lifetime PRO | $39.99 | one-time |


## Frequently asked questions

### Is E free?

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

### Is OpenNote free?

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

### Do E or OpenNote have ads?

OpenNote shows ads; E does not.

### Which is updated more often, E or OpenNote?

E ships an update every 3 weeks, and OpenNote every 6 days. Most recently, E was updated on August 29, 2026 and OpenNote on June 5, 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.*