# Model Optik Okuma Pro vs Defter Doldur

The clearest difference is in-app purchases: Model Optik Okuma Pro at none against Defter Doldur's 3. Model Optik Okuma Pro also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.5). Defter Doldur's advantage is update cadence (every 9 days vs every 43 months). On price and device support there is nothing between them.

Both are free to download. Defter Doldur sells 3 in-app purchases, starting at $0.99 per month. Model Optik Okuma Pro asks for nothing beyond the download.

Model Optik Okuma Pro ships an update every 43 months, Defter Doldur every 9 days. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Model Optik Okuma Pro | Defter Doldur |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/model-optik-okuma-pro/id1620844001/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 43 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 62 MB | 103 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [FERNUS BILISIM HIZMETLERI EGI.DAN. ve TIC.LTD.STI.](https://appshunter.io/developer/927900317) | [Nuran OZ](https://appshunter.io/developer/6814781634) |

## What reviewers say

### Model Optik Okuma Pro

[App page](https://appshunter.io/ios/app/model-optik-okuma-pro/id1620844001)

Instantly get your test results by scanning your optical forms. Simply place your form on a flat surface, open the app, and scan. See your results in seconds.

**Highlights:** Instant test result retrieval, Optical form scanning, Simple flat surface placement, Quick scan functionality, Immediate result display

**In-app purchases:** none


### Defter Doldur

[App page](https://appshunter.io/ios/app/defter-doldur/id6747587515)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aylık | $0.99 | per month |
| 3 Aylık | $2.99 | per 3 months |
| Yıllık | $6.99 | per year |


## Frequently asked questions

### Is Model Optik Okuma Pro free?

Model Optik Okuma Pro is free to download, with no in-app purchases.

### Is Defter Doldur free?

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

### Do Model Optik Okuma Pro or Defter Doldur have ads?

Defter Doldur shows ads; Model Optik Okuma Pro does not.

### Which is updated more often, Model Optik Okuma Pro or Defter Doldur?

Model Optik Okuma Pro ships an update every 43 months, and Defter Doldur every 9 days. Most recently, Model Optik Okuma Pro was updated on October 7, 2026 and Defter Doldur on October 20, 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.*