# AI Notes vs Orbit

The clearest difference is in-app purchases: AI Notes at none against Orbit's 2. Orbit's advantage is ads (none vs shown) and update cadence (every 9 days vs monthly). On price, device support and iOS requirement there is nothing between them.

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

AI Notes ships an update monthly, Orbit every 9 days. The most recent releases landed on September 16, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | AI Notes | Orbit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 9 days** |
| Size | 57 MB | 16 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Thu Bui Thi Minh](https://appshunter.io/developer/1883022832) | [Runtime Labs LLC](https://appshunter.io/developer/6781023315) |

## What reviewers say

### AI Notes

[App page](https://appshunter.io/ios/app/ai-notes-smart-writing/id6764526948)

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

**In-app purchases:** none


### Orbit

[App page](https://appshunter.io/ios/app/orbit-second-brain/id6781023313)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Orbit Pro (Monthly) | $4.99 | per month |
| Orbit Pro (Yearly) | $49.99 | per year |


## Frequently asked questions

### Is AI Notes free?

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

### Is Orbit free?

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

### Do AI Notes or Orbit have ads?

AI Notes shows ads; Orbit does not.

### Which is updated more often, AI Notes or Orbit?

AI Notes ships an update monthly, and Orbit every 9 days. Most recently, AI Notes was updated on September 16, 2026 and Orbit on September 22, 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.*