# Cevaheer vs PERIO PDKS

The clearest difference is device support: Cevaheer at 3 against PERIO PDKS's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Cevaheer | PERIO PDKS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cevaheer/id1193920501/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 73.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 40 MB | 35 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jak Akdogan](https://appshunter.io/developer/1193920500) | [ART ELEKTRONIK SANAYI VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1631508461) |

## What reviewers say

### Cevaheer

[App page](https://appshunter.io/ios/app/cevaheer/id1193920501)

Connect with a global community of gemstone enthusiasts. Discover and compare thousands of diamonds and jewelry from various suppliers, access up-to-date pricing, and utilize a powerful diamond price calculator. Find the perfect product and connect with new people in the industry.

**Highlights:** Diamond and jewelry search tools, Thousands of diamonds and jewelry to discover, Price and supplier comparison, Diamond price calculator, Connect with people, Market insights and updates

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

**In-app purchases:** none


### PERIO PDKS

[App page](https://appshunter.io/ios/app/perio-pdks/id1631508459)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cevaheer free?

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

### Is PERIO PDKS free?

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

### Do Cevaheer or PERIO PDKS have ads?

Neither Cevaheer nor PERIO PDKS shows ads.

### Which is updated more often, Cevaheer or PERIO PDKS?

Cevaheer ships an update monthly, and PERIO PDKS monthly. Most recently, Cevaheer was updated on October 11, 2026 and PERIO PDKS on October 14, 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.*