# Master Tour Mobile vs OPAS Calendar

The clearest difference is review sentiment: Master Tour Mobile at 47% against OPAS Calendar's 0%. Master Tour Mobile also leads on rating (4.8 vs 1.7) and ratings volume (3.6K vs 7). OPAS Calendar's advantage is monetization model (free vs ad-supported) and iOS requirement (11.0 vs 15.1). 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.

Master Tour Mobile holds the better App Store score, 4.8 against 1.7. That said, the two scores are not equally well evidenced: Master Tour Mobile has 3.6K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 47% of Master Tour Mobile's written reviews are positive against 0% of OPAS Calendar's.

Master Tour Mobile ships an update every 2 months, OPAS Calendar monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Master Tour Mobile | OPAS Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.6K ratings)](https://appshunter.io/ios/app/master-tour-mobile/id347364187/reviews)** | [1.7 (7 ratings)](https://appshunter.io/ios/app/opas-calendar/id898227192/reviews) |
| Number of ratings | **3.6K** | 7 |
| Positive reviews | **47.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Ad-supported | **Free** |
| Size | 131 MB | 9 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eventric LLC](https://appshunter.io/developer/347364190) | [OPAS Software GmbH](https://appshunter.io/developer/1704978541) |

## What reviewers say

### Master Tour Mobile

[App page](https://appshunter.io/ios/app/master-tour-mobile/id347364187)

This app serves as a mobile companion for tour managers, crew, and artists, providing organized access to itineraries, schedules, travel details, contacts, and hotel reservations. It ensures your team stays informed with critical daily information and offers offline access to avoid data roaming charges.

**Highlights:** Itinerary access, Schedule management, Travel details, Contact information, Hotel reservations, Offline data access, Light/dark mode toggle

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Keeps everyone on the same page
- 🚀 Invaluable tool for touring professionals
- 👍 Organizes all tour information in one place
- 👍 Helpful for tour managers and crew

**What reviewers complain about**

- 🐛 Crashes and bugs after updates
- 🔧 Clunky user interface and navigation
- 🔧 Limited offline functionality
- 🔧 Glitchy and unreliable at times

**Reported bugs**

- Crashes when hitting back button
- Inability to edit guest list entries
- Venue information not displaying properly
- Offline mode not working as expected

**Requested features**

- Calendar view option
- Ability to connect with personal calendars
- More customization options
- Improved offline support
- Notifications for schedule changes


### OPAS Calendar

[App page](https://appshunter.io/ios/app/opas-calendar/id898227192)

This application syncs with the OPAS online system to display your orchestra planning and administration dates on your mobile device. It requires an existing OPAS software license and online access to function.

**Highlights:** View OPAS dates on mobile, Syncs with OPAS online system, Requires OPAS software, Orchestra planning tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Master Tour Mobile free?

Master Tour Mobile is free to download, with no in-app purchases.

### Is OPAS Calendar free?

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

### Which has better reviews, Master Tour Mobile or OPAS Calendar?

Master Tour Mobile is rated higher. Master Tour Mobile averages 4.8 out of 5 from 3.6K ratings, while OPAS Calendar averages 1.7 from 7 ratings.

### Do Master Tour Mobile or OPAS Calendar have ads?

Neither Master Tour Mobile nor OPAS Calendar shows ads.

### Which is updated more often, Master Tour Mobile or OPAS Calendar?

Master Tour Mobile ships an update every 2 months, and OPAS Calendar monthly. Most recently, Master Tour Mobile was updated on October 24, 2026 and OPAS Calendar on October 24, 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.*