# Deen Duty vs Quilin

The clearest difference is in-app purchases: Deen Duty at none against Quilin's 3. Deen Duty also leads on iOS requirement (15.1 vs 17.6). Quilin's advantage is update cadence (weekly vs every 6 months) and device support. On price there is nothing between them.

Both are free to download. Quilin sells 3 in-app purchases, starting at $3.99 per month. Deen Duty asks for nothing beyond the download.

Deen Duty ships an update every 6 months, Quilin weekly. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Deen Duty | Quilin |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Free | — |
| Size | 31 MB | 2 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [BAHRIDDIN ABDIEV](https://appshunter.io/developer/1738804064) | [Gino Konig](https://appshunter.io/developer/1876274702) |

## What reviewers say

### Deen Duty

[App page](https://appshunter.io/ios/app/deen-duty/id6499096462)

This app helps users track and log missed prayers, calculating the total number of prayers owed for each time of day. It offers a simple interface to decrement prayer counts as they are completed, with a motivational screen upon finishing.

**Highlights:** Effortless prayer tracking, Calculate missed prayers per day, Decrement prayer counts, Log missed prayers, Motivational completion screen

**In-app purchases:** none


### Quilin

[App page](https://appshunter.io/ios/app/quilin/id6759878600)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quilin Pro Monthly | $3.99 | per month |
| Quilin Pro Yearly | $34.99 | per year |
| Quilin Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Deen Duty free?

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

### Is Quilin free?

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

### Which is updated more often, Deen Duty or Quilin?

Deen Duty ships an update every 6 months, and Quilin weekly. Most recently, Deen Duty was updated on October 13, 2026 and Quilin on October 25, 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.*