# Telemann 6  Duets vs BLEASS Monolit

The clearest difference is price: BLEASS Monolit at Free against Telemann 6  Duets's $0.99. BLEASS Monolit also leads on iOS requirement (12.0 vs 15.6). Telemann 6  Duets's advantage is in-app purchases (none vs 3). On update cadence, ads and device support there is nothing between them.

BLEASS Monolit is free to download; Telemann 6  Duets costs $0.99 up front. BLEASS Monolit sells 3 one-off in-app purchases. Telemann 6  Duets asks for nothing beyond the download.

Telemann 6  Duets ships an update every 15 months, BLEASS Monolit every 12 months. The most recent releases landed on October 12, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Telemann 6  Duets | BLEASS Monolit |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.7 (83 ratings)](https://appshunter.io/ios/app/bleass-monolit/id1589410030/reviews)** |
| Number of ratings | — | **83** |
| Positive reviews | — | 80.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 12 months** |
| Monetization | — | Free with in-app purchases |
| Size | 311 MB | 35 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [masafumi sasaki](https://appshunter.io/developer/1016775706) | [BLEASS](https://appshunter.io/developer/1220444177) |

## What reviewers say

### Telemann 6  Duets

[App page](https://appshunter.io/ios/app/telemann-6-duets/id1166797849)

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

**In-app purchases:** none


### BLEASS Monolit

[App page](https://appshunter.io/ios/app/bleass-monolit/id1589410030)

This app offers a powerful yet intuitive mono-synthesizer for creating a wide range of sounds, from deep basses to sparkling arpeggios. It features a user-friendly interface with tactile controls and a randomizer for sonic inspiration, along with factory presets and purchasable sound packs.

**Highlights:** Intuitive mono-synthesizer, Analogue sound engine, User-friendly interface, Random sound generator, Factory presets, Additional sound packs

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abyssal Preset Pack | $3.99 | one-time |
| Leads Preset Pack | $3.99 | one-time |
| Basses Preset Pack | $3.99 | one-time |


## Frequently asked questions

### Is Telemann 6  Duets free?

Telemann 6  Duets costs $0.99, with no in-app purchases.

### Is BLEASS Monolit free?

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

### Do Telemann 6  Duets or BLEASS Monolit have ads?

Neither Telemann 6  Duets nor BLEASS Monolit shows ads.

### Which is updated more often, Telemann 6  Duets or BLEASS Monolit?

Telemann 6  Duets ships an update every 15 months, and BLEASS Monolit every 12 months. Most recently, Telemann 6  Duets was updated on October 12, 2026 and BLEASS Monolit on November 7, 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.*