# OTTO_اوتو vs Azkar Voice

The clearest difference is update cadence: Azkar Voice at every 2 weeks against OTTO_اوتو's every 5 months. OTTO_اوتو's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

OTTO_اوتو ships an update every 5 months, Azkar Voice every 2 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | OTTO_اوتو | Azkar Voice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/azkar-voice/id6760555632/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 43 MB | 21 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [AL AWAEL AL WATANIA](https://appshunter.io/developer/1256481810) | [Fatema Mohamed](https://appshunter.io/developer/1884956868) |

## What reviewers say

### OTTO_اوتو

[App page](https://appshunter.io/ios/app/otto/id6444016111)

**Features:** macOS Compatibility

**In-app purchases:** none


### Azkar Voice

[App page](https://appshunter.io/ios/app/azkar-voice/id6760555632)

Recite and track your daily supplications hands-free using voice recognition or traditional touch input. Access an authentic library of prayers, create custom dhikr, and set personal goals with detailed statistics. Available in 13 languages with iCloud sync for seamless cross-device experience.

**Highlights:** Voice-activated dhikr counting, Manual touch counting with feedback, Customizable dhikr creation, Authentic supplications library, Morning and evening adhkars, Goal setting and reminders, iCloud synchronization

**In-app purchases:** none


## Frequently asked questions

### Is OTTO_اوتو free?

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

### Is Azkar Voice free?

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

### Do OTTO_اوتو or Azkar Voice have ads?

Neither OTTO_اوتو nor Azkar Voice shows ads.

### Which is updated more often, OTTO_اوتو or Azkar Voice?

OTTO_اوتو ships an update every 5 months, and Azkar Voice every 2 weeks. Most recently, OTTO_اوتو was updated on October 27, 2026 and Azkar Voice on October 28, 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.*