# Obsidian vs AXIS

The clearest difference is in-app purchases: Obsidian at none against AXIS's 3. Obsidian also leads on chart position (#112 vs unranked) and device support (3 vs 1). AXIS's advantage is update cadence (every 9 days vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. AXIS sells 3 in-app purchases, starting at $14.99 per month. Obsidian asks for nothing beyond the download.

Obsidian ships an update every 3 weeks, AXIS every 9 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Obsidian | AXIS |
| --- | --- | --- |
| 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 | 62.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free | — |
| Best chart rank | **#112** | — |
| Size | 39 MB | 84 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dynalist Inc.](https://appshunter.io/developer/1195392807) | [LEO CHAN](https://appshunter.io/developer/6805632136) |

## What reviewers say

### Obsidian

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

**Currently charting:** #112 Top Free · Productivity (US App Store)

Organize your thoughts and ideas with a powerful knowledge base that stores your notes as plain text Markdown files. Access your personal second brain on any device, with extensive customization options and community-driven plugins.

**Highlights:** Local Markdown file storage, Customizable toolbar, Graph view, Community plugins, Themes, Sidebar pinning, iCloud vaults

**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


### AXIS

[App page](https://appshunter.io/ios/app/axis-ai-day-os/id6805632134)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AXIS Pro Monthly | $14.99 | per month |
| AXIS Pro Annual | $99.99 | per year |
| AXIS Pro Founding | $49.99 | one-time |


## Frequently asked questions

### Is Obsidian free?

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

### Is AXIS free?

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

### Do Obsidian or AXIS have ads?

Neither Obsidian nor AXIS shows ads.

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

Obsidian ships an update every 3 weeks, and AXIS every 9 days. Most recently, Obsidian was updated on November 3, 2026 and AXIS on October 31, 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.*