# DrumKnee 3D Drums vs Cymbal Builder

The clearest difference is in-app purchases: Cymbal Builder at none against DrumKnee 3D Drums's 3. Cymbal Builder also leads on ads (none vs shown) and rating (5.0 vs 4.8). DrumKnee 3D Drums's advantage is update cadence (weekly vs every 42 months) and ratings volume (17K vs 17). On price and device support there is nothing between them.

Both are free to download. DrumKnee 3D Drums sells 3 in-app purchases, starting at $4.99 per month. Cymbal Builder asks for nothing beyond the download.

Cymbal Builder holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: DrumKnee 3D Drums has 17K ratings behind it against 17, so its average is the more settled of the two.

DrumKnee 3D Drums ships an update weekly, Cymbal Builder every 42 months. The most recent releases landed on November 10, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | DrumKnee 3D Drums | Cymbal Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (17K ratings)](https://appshunter.io/ios/app/drumknee-3d-drums-drum-set/id1241682795/reviews) | **[5.0 (17 ratings)](https://appshunter.io/ios/app/cymbal-builder/id1352632459/reviews)** |
| Number of ratings | **17K** | 17 |
| Positive reviews | 81.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 42 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 89 MB | 3 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Music4Fun LLC](https://appshunter.io/developer/1035195351) | [Byrne Cymbals](https://appshunter.io/developer/1573307927) |

## What reviewers say

### DrumKnee 3D Drums

[App page](https://appshunter.io/ios/app/drumknee-3d-drums-drum-set/id1241682795)

Experience realistic 3D drumming with foot-controlled bass. Record, share, and play along with drumless tracks. Customize your kit with professional sounds and stylish skins for an immersive music experience.

**Highlights:** Realistic 3D drum set, Foot-controlled bass drum, Record and share songs, Play along with drumless tracks, Customizable drum kits, Low latency response, Chokable cymbals

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month DrumKnee Premium | $4.99 | per month |
| 3 Months DK Music | $9.99 | per 3 months |
| 1 Year DrumKnee Premium | $29.99 | per year |

**What reviewers like**

- 🥁 Realistic and satisfying drum sounds
- 🎨 Variety of customizable drum kits and skins
- 🦵 Innovative knee-triggered kick drum
- 🎶 Ability to play along with songs
- 🤩 Immersive 3D drum experience

**What reviewers complain about**

- 🔊 Cymbal sounds cut off too quickly
- 🤖 Occasional input lag and responsiveness issues
- 💰 Expensive subscription model
- 📢 Frequent and intrusive ads in free version
- 🔌 Battery drain concerns with knee-triggered kick

**Reported bugs**

- Drum kit customization not working as expected
- Subscription issues and inability to restore purchases
- Crashes and freezes when playing for extended periods

**Requested features**

- Ability to customize drum kit layout
- More advanced drum techniques (e.g. double bass, ghost notes)
- Integration with music production software like GarageBand
- Additional drum kit and song library updates
- Rechargeable and wireless DK Sense pedal


### Cymbal Builder

[App page](https://appshunter.io/ios/app/cymbal-builder/id1352632459)

Calculate cymbal weight ranges and visualize bow animations. This tool provides sonic guidelines based on weight, bow depth, and bell size, helping musicians understand cymbal design.

**Highlights:** Cymbal weight categorization, Sonic guideline based on design, Bow animation slider, Analysis of weight, bow depth, and bell size, Quantifiable design factors

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DrumKnee 3D Drums free?

DrumKnee 3D Drums is free to download, with in-app purchases available.

### Is Cymbal Builder free?

Cymbal Builder is free to download, with no in-app purchases.

### Which has better reviews, DrumKnee 3D Drums or Cymbal Builder?

Cymbal Builder is rated higher. DrumKnee 3D Drums averages 4.8 out of 5 from 17K ratings, while Cymbal Builder averages 5.0 from 17 ratings.

### Do DrumKnee 3D Drums or Cymbal Builder have ads?

DrumKnee 3D Drums shows ads; Cymbal Builder does not.

### Which is updated more often, DrumKnee 3D Drums or Cymbal Builder?

DrumKnee 3D Drums ships an update weekly, and Cymbal Builder every 42 months. Most recently, DrumKnee 3D Drums was updated on November 10, 2026 and Cymbal Builder on November 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.*