# Defter vs Not Yaz

The clearest difference is in-app purchases: Defter at none against Not Yaz's 3. Not Yaz's advantage is update cadence (every 8 days vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Not Yaz sells 3 in-app purchases, starting at $9.99 per 7 days. Defter asks for nothing beyond the download.

Defter ships an update every 5 months, Not Yaz every 8 days. The most recent releases landed on September 28, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Defter | Not Yaz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 8 days** |
| Size | 42 MB | 5 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hakan Olgun](https://appshunter.io/developer/1665654762) | [DIJITAL PILOT REKLAM SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1881304693) |

## What reviewers say

### Defter

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

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

**In-app purchases:** none


### Not Yaz

[App page](https://appshunter.io/ios/app/not-yaz-voice-notes/id6775139572)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Haftalık Premium | $9.99 | per 7 days |
| Aylık Premium | $19.99 | per month |
| Yıllık Premium | $39.99 | per year |


## Frequently asked questions

### Is Defter free?

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

### Is Not Yaz free?

Not Yaz is free to download, with in-app purchases available.

### Do Defter or Not Yaz have ads?

Neither Defter nor Not Yaz shows ads.

### Which is updated more often, Defter or Not Yaz?

Defter ships an update every 5 months, and Not Yaz every 8 days. Most recently, Defter was updated on September 28, 2026 and Not Yaz on October 8, 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.*