# Inaxus 2.0 vs Postnote

The clearest difference is in-app purchases: Inaxus 2.0 at none against Postnote's 1. Inaxus 2.0 also leads on update cadence (every 9 days vs monthly) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Postnote sells 1 one-off in-app purchase. Inaxus 2.0 asks for nothing beyond the download.

Inaxus 2.0 ships an update every 9 days, Postnote monthly. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Inaxus 2.0 | Postnote |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Size | 143 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Inaxus](https://appshunter.io/developer/1551549131) | [dai kawaguchi](https://appshunter.io/developer/1329440953) |

## What reviewers say

### Inaxus 2.0

[App page](https://appshunter.io/ios/app/inaxus-20/id6497791662)

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

**In-app purchases:** none


### Postnote

[App page](https://appshunter.io/ios/app/postnote-simple-notes-and-lists/id6505044485)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock note posting limit | $1.99 | one-time |


## Frequently asked questions

### Is Inaxus 2.0 free?

Inaxus 2.0 is free to download, with no in-app purchases.

### Is Postnote free?

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

### Do Inaxus 2.0 or Postnote have ads?

Neither Inaxus 2.0 nor Postnote shows ads.

### Which is updated more often, Inaxus 2.0 or Postnote?

Inaxus 2.0 ships an update every 9 days, and Postnote monthly. Most recently, Inaxus 2.0 was updated on October 1, 2026 and Postnote on October 2, 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.*