# Digital Tour Guide vs Sofia Plus

The clearest difference is in-app purchases: Sofia Plus at none against Digital Tour Guide's 3. Digital Tour Guide's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Digital Tour Guide sells 2 one-off in-app purchases. Sofia Plus asks for nothing beyond the download.

Digital Tour Guide ships an update every 2 weeks, Sofia Plus every 3 weeks. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Digital Tour Guide | Sofia Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/sofia-plus/id1544084414/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 16.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | — | Free |
| Size | 135 MB | 44 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Global Tourism Technologies Ltd](https://appshunter.io/developer/1606025110) | [Sofia Urban Mobility Centre](https://appshunter.io/developer/968648983) |

## What reviewers say

### Digital Tour Guide

[App page](https://appshunter.io/ios/app/digital-tour-guide/id1489539139)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Natural History Museum | $0.99 | one-time |
| Museum Audioguide | $3.95 | one-time |


### 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


## Frequently asked questions

### Is Digital Tour Guide free?

Digital Tour Guide is free to download, with in-app purchases available.

### Is Sofia Plus free?

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

### Do Digital Tour Guide or Sofia Plus have ads?

Neither Digital Tour Guide nor Sofia Plus shows ads.

### Which is updated more often, Digital Tour Guide or Sofia Plus?

Digital Tour Guide ships an update every 2 weeks, and Sofia Plus every 3 weeks. Most recently, Digital Tour Guide was updated on October 9, 2026 and Sofia Plus on October 18, 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.*