# D Diamond Stone vs Koçak

D Diamond Stone and Koçak are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

D Diamond Stone ships an update weekly, Koçak every 2 weeks. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | D Diamond Stone | Koçak |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/d-diamond-stone/id1521830011/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free | — |
| Size | 7 MB | 26 MB |
| Requires iOS | **11.1** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Crealive](https://appshunter.io/developer/965803606) | [Hipotenüs E-Ticaret Sistemleri](https://appshunter.io/developer/1460798861) |

## What reviewers say

### D Diamond Stone

[App page](https://appshunter.io/ios/app/d-diamond-stone/id1521830011)

This app helps users calculate the price of diamonds based on various factors. It provides a straightforward way to estimate diamond values for personal or professional use.

**Highlights:** Diamond price calculation, Value estimation, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Koçak

[App page](https://appshunter.io/ios/app/kocak/id6449188741)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is D Diamond Stone free?

D Diamond Stone is free to download, with no in-app purchases.

### Is Koçak free?

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

### Do D Diamond Stone or Koçak have ads?

Neither D Diamond Stone nor Koçak shows ads.

### Which is updated more often, D Diamond Stone or Koçak?

D Diamond Stone ships an update weekly, and Koçak every 2 weeks. Most recently, D Diamond Stone was updated on October 24, 2026 and Koçak 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.*