# Defter vs Postnote

The clearest difference is in-app purchases: Defter at none against Postnote's 1. Defter also leads on iOS requirement (15.1 vs 17.0). Postnote's advantage is update cadence (monthly vs every 5 months). On price, ads and device support there is nothing between them.

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

Defter ships an update every 5 months, Postnote monthly. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Defter | Postnote |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 37 MB | 1 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hakan Olgun](https://appshunter.io/developer/1665654762) | [dai kawaguchi](https://appshunter.io/developer/1329440953) |

## What reviewers say

### Defter

[App page](https://appshunter.io/ios/app/defter-simple-notes/id1662311843)

**Features:** macOS Compatibility

**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 Defter free?

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

### Is Postnote free?

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

### Do Defter or Postnote have ads?

Neither Defter nor Postnote shows ads.

### Which is updated more often, Defter or Postnote?

Defter ships an update every 5 months, and Postnote monthly. Most recently, Defter was updated on September 10, 2026 and Postnote on September 15, 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.*