# Orvyn vs Dikko

The clearest difference is update cadence: Dikko at daily against Orvyn's weekly. Dikko also leads on device support (4 vs 1) and iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Orvyn sells 2 in-app purchases, starting at $4.99 per month and Dikko sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Orvyn ships an update weekly, Dikko daily. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Orvyn | Dikko |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Size | 13 MB | 26 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [MERT GOLCU](https://appshunter.io/developer/1834710750) | [YAVUZ YILDIZOGLU](https://appshunter.io/developer/1894476817) |

## What reviewers say

### Orvyn

[App page](https://appshunter.io/ios/app/orvyn-posture-corrector/id6782555890)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Orvyn Pro Monthly | $4.99 | per month |
| Orvyn Pro Full Year | $29.99 | per year |


### Dikko

[App page](https://appshunter.io/ios/app/dikko-posture-and-wellness/id6805630592)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dikko Pro Monthly | $1.99 | per month |
| Dikko Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is Orvyn free?

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

### Is Dikko free?

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

### Do Orvyn or Dikko have ads?

Neither Orvyn nor Dikko shows ads.

### Which is updated more often, Orvyn or Dikko?

Orvyn ships an update weekly, and Dikko daily. Most recently, Orvyn was updated on October 31, 2026 and Dikko on October 29, 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.*