# MTI Player vs KMDB Keller

The clearest difference is review sentiment: KMDB Keller at 100% against MTI Player's 14%. KMDB Keller also leads on rating (4.9 vs 2.6) and iOS requirement (13.0 vs 15.0). MTI Player's advantage is ads (none vs shown) and update cadence (every 6 months vs every 25 months). On price, ratings volume, 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.

KMDB Keller holds the better App Store score, 4.9 against 2.6. Both are backed by a comparable volume of ratings — 89 and 68 respectively. Written reviews point the same way: 14% of MTI Player's written reviews are positive against 100% of KMDB Keller's.

MTI Player ships an update every 6 months, KMDB Keller every 25 months. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | MTI Player | KMDB Keller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (89 ratings)](https://appshunter.io/ios/app/mti-player/id1241407591/reviews) | **[4.9 (68 ratings)](https://appshunter.io/ios/app/kmdb-keller/id1300403380/reviews)** |
| Number of ratings | **89** | 68 |
| Positive reviews | 14.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 months** | Every 25 months |
| Monetization | **Free** | Ad-supported |
| Size | 6 MB | 27 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Music Theatre International](https://appshunter.io/developer/470972351) | [KMDB Keller](https://appshunter.io/developer/1516876541) |

## What reviewers say

### MTI Player

[App page](https://appshunter.io/ios/app/mti-player/id1241407591)

This app allows users to play show scores using performance accompaniment recordings. It provides essential resources for musical theatre productions, offering immediate assistance for any emergencies during a show.

**Highlights:** Play show scores, Performance accompaniment recordings, Emergency production support, Proprietary playback technology

**Features:** Vision Pro support

**In-app purchases:** none


### KMDB Keller

[App page](https://appshunter.io/ios/app/kmdb-keller/id1300403380)

Engage with your favorite radio shows by sending personalized messages and topic suggestions. Stay updated with program schedules and social media feeds directly within the app.

**Highlights:** Send personalized audio shoutouts, Receive show playing notifications, Follow social media feeds, Submit topic suggestions and ideas, Browse program schedule

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

**In-app purchases:** none


## Frequently asked questions

### Is MTI Player free?

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

### Is KMDB Keller free?

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

### Which has better reviews, MTI Player or KMDB Keller?

KMDB Keller is rated higher. MTI Player averages 2.6 out of 5 from 89 ratings, while KMDB Keller averages 4.9 from 68 ratings.

### Do MTI Player or KMDB Keller have ads?

KMDB Keller shows ads; MTI Player does not.

### Which is updated more often, MTI Player or KMDB Keller?

MTI Player ships an update every 6 months, and KMDB Keller every 25 months. Most recently, MTI Player was updated on November 6, 2026 and KMDB Keller on November 4, 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.*