# Siremic B vs WiDI MIDI Studio

The clearest difference is in-app purchases: Siremic B at none against WiDI MIDI Studio's 1. Siremic B also leads on iOS requirement (7.0 vs 10.0). WiDI MIDI Studio's advantage is update cadence (every 3 months vs every 77 months) and device support (3 vs 1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. WiDI MIDI Studio sells 1 one-off in-app purchase. Siremic B asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Siremic B against 5.0 for WiDI MIDI Studio. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Siremic B ships an update every 77 months, WiDI MIDI Studio every 3 months. The most recent releases landed on September 23, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Siremic B | WiDI MIDI Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/siremic-b/id818084884/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/widi-midi-studio/id1437308268/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 77 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 1 MB | 26 MB |
| Requires iOS | **7.0** | 10.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Evita Wagner](https://appshunter.io/developer/818084887) | [HYPERTIDE SAS](https://appshunter.io/developer/1403863340) |

## What reviewers say

### Siremic B

[App page](https://appshunter.io/ios/app/siremic-b/id818084884)

Control your MIDI software wirelessly via WiFi. This app offers customizable buttons, knobs, and faders to send MIDI CC messages to your Mac or PC. It's designed for easy integration with music production software.

**Highlights:** 40 customizable toggle buttons, 7 assignable knobs, 2 assignable faders, MIDI CC message sending, WiFi connectivity, Preset management, Mac and PC compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### WiDI MIDI Studio

[App page](https://appshunter.io/ios/app/widi-midi-studio/id1437308268)

Create custom MIDI control surfaces and sequences for your music production. Map buttons, pads, knobs, and faders to send MIDI events and control instruments or DAWs. Features an integrated step sequencer for composing musical ideas.

**Highlights:** Customizable MIDI control surface, Integrated step sequencer, MIDI CC and Note generation, MIDI network session support, Automate CC values, Group sequences for synchronized playback

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WiDI Fully Unlocked Version | $1.99 | one-time |


## Frequently asked questions

### Is Siremic B free?

Siremic B is free to download, with no in-app purchases.

### Is WiDI MIDI Studio free?

WiDI MIDI Studio is free to download, with in-app purchases available.

### Which has better reviews, Siremic B or WiDI MIDI Studio?

Siremic B and WiDI MIDI Studio are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do Siremic B or WiDI MIDI Studio have ads?

Neither Siremic B nor WiDI MIDI Studio shows ads.

### Which is updated more often, Siremic B or WiDI MIDI Studio?

Siremic B ships an update every 77 months, and WiDI MIDI Studio every 3 months. Most recently, Siremic B was updated on September 23, 2026 and WiDI MIDI Studio on October 12, 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.*