# Obsidian vs Plenig

The clearest difference is in-app purchases: Obsidian at none against Plenig's 2. Obsidian also leads on chart position (#134 vs unranked). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Plenig sells 2 in-app purchases, starting at $4.99 per month. Obsidian asks for nothing beyond the download.

Obsidian ships an update every 3 weeks, Plenig every 10 days. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Obsidian | Plenig |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2.8K ratings)](https://appshunter.io/ios/app/obsidian-connected-notes/id1557175442/reviews)** | — |
| Number of ratings | **2.8K** | — |
| Positive reviews | 61.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free | — |
| Best chart rank | **#134** | — |
| Size | 40 MB | 61 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dynalist Inc.](https://appshunter.io/developer/1195392807) | [Kreados Lab LLC](https://appshunter.io/developer/1892911801) |

## What reviewers say

### Obsidian

[App page](https://appshunter.io/ios/app/obsidian-connected-notes/id1557175442)

**Currently charting:** #134 Top Free · Productivity (US App Store)

Organize your thoughts and ideas with a powerful knowledge base that utilizes local Markdown files. This app acts as your personal second brain, accessible on your mobile device for seamless note-taking and idea connection.

**Highlights:** Local Markdown file storage, Customizable toolbar, Graph view for connections, Community plugins, Themes, iCloud sync

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Powerful features
- 👍 Customizable and flexible
- 🔒 Secure and private
- 💡 Innovative note-taking approach
- 🚀 Smooth mobile experience

**What reviewers complain about**

- 🐛 Sync issues and unreliable iCloud integration
- 🔋 Slow startup and performance issues on mobile
- 👎 Steep learning curve for new users
- 👎 Limited sorting and organization options
- 👎 Lack of WYSIWYG editing on mobile

**Reported bugs**

- Sync issues leading to data loss
- Freezing and crashing on mobile devices
- Editing bugs and text input issues

**Requested features**

- Improved sorting and organization options
- WYSIWYG editing on mobile
- Better integration with other cloud storage services
- More intuitive onboarding process for new users
- Native mobile widgets and share sheet integration


### Plenig

[App page](https://appshunter.io/ios/app/plenig/id6762101118)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plenig | $4.99 | per month |
| Plenig | $49.99 | per year |


## Frequently asked questions

### Is Obsidian free?

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

### Is Plenig free?

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

### Do Obsidian or Plenig have ads?

Neither Obsidian nor Plenig shows ads.

### Which is updated more often, Obsidian or Plenig?

Obsidian ships an update every 3 weeks, and Plenig every 10 days. Most recently, Obsidian was updated on October 31, 2026 and Plenig on October 24, 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.*