# Patch Base vs KeyStage Lite

The clearest difference is in-app purchases: KeyStage Lite at none against Patch Base's 10. KeyStage Lite also leads on rating (3.9 vs 3.4). Patch Base's advantage is update cadence (fortnightly vs every 3 months) and ratings volume (87 vs 8). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Patch Base sells 10 in-app purchases, starting at $5.99 per month. KeyStage Lite asks for nothing beyond the download.

KeyStage Lite holds the better App Store score, 3.9 against 3.4. That said, the two scores are not equally well evidenced: Patch Base has 87 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 53% of Patch Base's written reviews are positive against 60% of KeyStage Lite's.

Patch Base ships an update fortnightly, KeyStage Lite every 3 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Patch Base | KeyStage Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (87 ratings)](https://appshunter.io/ios/app/patch-base/id1070270299/reviews) | **[3.9 (8 ratings)](https://appshunter.io/ios/app/keystage-lite/id1437899019/reviews)** |
| Number of ratings | **87** | 8 |
| Positive reviews | 52.9% of reviews | **60.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 69 MB | 61 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Coffeeshopped LLC](https://appshunter.io/developer/316294867) | [Ali Gokturk](https://appshunter.io/developer/1406132633) |

## What reviewers say

### Patch Base

[App page](https://appshunter.io/ios/app/patch-base/id1070270299)

This app provides editors and librarians for hardware synthesizers, allowing users to visualize, edit, and organize patches. It offers real-time parameter editing, patch management, and backup capabilities. Users can also generate random patches and use an on-screen keyboard for sound testing.

**Highlights:** Patch editors for hardware synths, Real-time parameter editing, Patch bank management, iCloud backup and sync, Random patch generation, On-screen keyboard for sound testing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Patch Base: Monthly | $5.99 | per month |
| All Access: Annual | $59.99 | per year |
| Yamaha DX7 | $29.99 | one-time |
| Korg Volca FM | $29.99 | one-time |
| Korg microKorg | $29.99 | one-time |
| Roland JD-Xi | $29.99 | one-time |
| Waldorf Blofeld | $29.99 | one-time |
| Roland D-50 | $29.99 | one-time |
| Roland D-05 | $29.99 | one-time |
| All Access | $99.99 | one-time |

**What reviewers like**

- 👍 Intuitive and logical interface design
- 🎛️ Comprehensive parameter editing for supported synths
- 💾 Excellent patch management and librarian features
- 📱 Works seamlessly across iPad and Mac
- 🔄 iCloud integration for patch backup and sync

**What reviewers complain about**

- 💰 High pricing model ($30 per synth or subscription)
- 🐛 Frequent crashes and stability issues
- ❌ No free trial without subscription commitment
- 📖 Poor documentation and lack of tutorials
- 🔌 Inconsistent MIDI connectivity and configuration

**Reported bugs**

- App crashes on iOS 14.2 and other versions
- MIDI buffer full errors with DX7IIFD
- Sysex transfer stalls and timeouts
- Cannot access operators 4-6 on Volca FM
- Algorithm changes crash app

**Requested features**

- MFB Dominion 1 editor
- Arturia Microfreak randomizer
- Novation Circuit Tracks support
- Korg Wavestate editor
- Roland MKS-70 and MKS-80 controllers


### KeyStage Lite

[App page](https://appshunter.io/ios/app/keystage-lite/id1437899019)

This app acts as a master controller and audio mixer for keyboard players. It allows simultaneous control of multiple hardware and software instruments using various MIDI controllers. Organize songs into sections, customize instrument sounds, and manage MIDI mappings with advanced scripting capabilities.

**Highlights:** Control multiple MIDI controllers and instruments, Host AUv3 instruments and effects, Create complex keyboard splits and layers, Advanced MIDI mapping and scripting, Audio mixer with track control, Play and manage audio files, View PDF and JPG files

**In-app purchases:** none


## Frequently asked questions

### Is Patch Base free?

Patch Base is free to download, with in-app purchases available.

### Is KeyStage Lite free?

KeyStage Lite is free to download, with no in-app purchases.

### Which has better reviews, Patch Base or KeyStage Lite?

KeyStage Lite is rated higher. Patch Base averages 3.4 out of 5 from 87 ratings, while KeyStage Lite averages 3.9 from 8 ratings.

### Do Patch Base or KeyStage Lite have ads?

Neither Patch Base nor KeyStage Lite shows ads.

### Which is updated more often, Patch Base or KeyStage Lite?

Patch Base ships an update fortnightly, and KeyStage Lite every 3 months. Most recently, Patch Base was updated on November 1, 2026 and KeyStage Lite 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.*