# Duul vs Smart

The clearest difference is in-app purchases: Smart at none against Duul's 6. Smart also leads on iOS requirement (13.4 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Duul sells 6 one-off in-app purchases. Smart asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Duul | Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (5 ratings)](https://appshunter.io/ios/app/duul/id1671490295/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 30 MB |
| Requires iOS | 16.0 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Bayarsaikhan Bayasgalan](https://appshunter.io/developer/1648419447) | [Able Soft](https://appshunter.io/developer/857118631) |

## What reviewers say

### Duul

[App page](https://appshunter.io/ios/app/duul/id1671490295)

Access a vast library of Mongolian karaoke songs on your phone or tablet. Enjoy offline playback, original backing tracks, and support for artists. Sing along with lyrics in traditional Mongolian script.

**Highlights:** Extensive Mongolian song library, Offline playback available, Original backing tracks, Traditional Mongolian script lyrics, Artist revenue sharing, Control original vocals

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 day subscription | $0.99 | one-time |
| 1 month subscription | $1.99 | one-time |
| 7 days subscription | $2.99 | one-time |
| 1 month subscription | $6.99 | one-time |
| 3 month subscription | $12.99 | one-time |
| 6 month subscription | $19.99 | one-time |


### Smart

[App page](https://appshunter.io/ios/app/smart-dalanzadgad/id6773209106)

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

**In-app purchases:** none


## Frequently asked questions

### Is Duul free?

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

### Is Smart free?

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

### Do Duul or Smart have ads?

Neither Duul nor Smart shows ads.

### Which is updated more often, Duul or Smart?

Duul ships an update every 2 weeks, and Smart every 2 weeks. Most recently, Duul was updated on October 19, 2026 and Smart on October 20, 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.*