# Dentii vs Orrin

The clearest difference is update cadence: Dentii at every 4 days against Orrin's every 2 months. Dentii also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Dentii sells 4 in-app purchases, starting at $2.99 per 7 days and Orrin sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Dentii ships an update every 4 days, Orrin every 2 months. The most recent releases landed on September 16, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Dentii | Orrin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Size | 6 MB | 30 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [FLATISLER BILGISAYAR YAZILIM BILISIM DANISMANLIK HIZMETLERI LIMITED SIRKETI](https://appshunter.io/developer/1790157434) | [Emre Dogrubakar](https://appshunter.io/developer/1812072374) |

## What reviewers say

### Dentii

[App page](https://appshunter.io/ios/app/dentii-toothbrushing-timer/id6757407917)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dentii Pro Weekly | $2.99 | per 7 days |
| Dentii Pro Monthly | $4.99 | per month |
| Dentii Pro Yearly | $19.99 | per year |
| Dentii Pro Lifetime | $59.99 | one-time |


### Orrin

[App page](https://appshunter.io/ios/app/orrin-brush-timer/id6769534965)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo Monthly | $3.99 | per month |
| Family Monthly | $7.99 | per month |
| Solo Yearly | $29.99 | per year |
| Family Yearly | $59.99 | per year |


## Frequently asked questions

### Is Dentii free?

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

### Is Orrin free?

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

### Do Dentii or Orrin have ads?

Neither Dentii nor Orrin shows ads.

### Which is updated more often, Dentii or Orrin?

Dentii ships an update every 4 days, and Orrin every 2 months. Most recently, Dentii was updated on September 16, 2026 and Orrin on September 11, 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.*