# Sofia Plus vs Dunav Ultra

The clearest difference is rating: Dunav Ultra at 5.0 against Sofia Plus's 2.3. Sofia Plus's advantage is monetization model (free vs free with in-app purchases) and ratings volume (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Dunav Ultra holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Sofia Plus ships an update every 3 weeks, Dunav Ultra monthly. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Sofia Plus | Dunav Ultra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/sofia-plus/id1544084414/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dunav-ultra/id1574685046/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 16.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 44 MB | 29 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sofia Urban Mobility Centre](https://appshunter.io/developer/968648983) | [Digital Sova EOOD](https://appshunter.io/developer/1574685048) |

## What reviewers say

### Sofia Plus

[App page](https://appshunter.io/ios/app/sofia-plus/id1544084414)

This app facilitates payment for vehicle clamp removal using a bank card. It also offers additional features for managing parking and navigating city life in Sofia.

**Highlights:** Pay for clamp removal, Bank card payment, Parking management, City living services

**Features:** Vision Pro support

**In-app purchases:** none


### Dunav Ultra

[App page](https://appshunter.io/ios/app/dunav-ultra/id1574685046)

Discover Bulgaria's longest tourist route with this official guide. Explore interactive maps, detailed stages, and verified partner listings for accommodations, dining, and bike services. Earn a certificate upon completion.

**Highlights:** Interactive route map, 14 detailed stages, Navigation support, Verified partner listings, Accommodation and dining info, Bike service locations, Certificate of completion

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sofia Plus free?

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

### Is Dunav Ultra free?

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

### Which has better reviews, Sofia Plus or Dunav Ultra?

Dunav Ultra is rated higher. Sofia Plus averages 2.3 out of 5 from 3 ratings, while Dunav Ultra averages 5.0 from 1 ratings.

### Do Sofia Plus or Dunav Ultra have ads?

Neither Sofia Plus nor Dunav Ultra shows ads.

### Which is updated more often, Sofia Plus or Dunav Ultra?

Sofia Plus ships an update every 3 weeks, and Dunav Ultra monthly. Most recently, Sofia Plus was updated on October 9, 2026 and Dunav Ultra on October 2, 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.*