OB vs HxMIDI Tools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OB
This app recreates a classic vintage synthesizer, offering rich, full-bodied tones for electronic music, recordings, and film scores. It features MPE support, an on-screen MIDI keyboard, and high-quality rendering for enhanced music production.
- Oberheim OB-X emulation
- MPE support
- On-screen MIDI keyboard
- High-quality retina rendering
- AUv3 improvements
- Preset search with categories
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OB-Xd is a classic synthesizer that captivates musicians with its rich, full-bodied tones and expansive sound design. Perfect for adding a vintage touch to electronic tracks, live recordings, or film scores, OB-Xd brings unique and expressive qualities to your music. Designed to recreate the Oberheim OB-X, it features enhancements like micro random detuning and unison for a fuller sound. Elevate your studio setup and music production with OB-Xd today. • Full MPE support with configurable pitch bend, aftertouch, timbre, and pressure depth. • On-screen MIDI keyboard with pitch bend and mod wheels (iPad only). • Native iOS popups, dialogs, and text input throughout the interface. • Search Presets with category subfolders and native no-results dialog. • High-quality retina rendering. • AUv3 improvements: async file choosers, host viewport resize, and Bluetooth MIDI access.
HxMIDI Tools
This software allows owners of CME USB MIDI Host products to update firmware and fully configure their devices. Users can manage routing, mapping, and filtering of MIDI and USB inputs and outputs.
- Firmware updates for CME USB MIDI Hosts
- Configure routing between MIDI and USB inputs/outputs
- Filter incoming MIDI events
- Map incoming MIDI events to others
- Full product configuration
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HxMIDI Tools, the software dedicated to CME USB MIDI Hosts products owners. With this software, you will be able to update the firmware of your CME Pro H4MIDI WC, H2MIDI Pro, H12MIDI Pro as well as all other products to come. The software is also used to fully configure your product, you have an access to the routing, mapping and filtering features. With this software you will be able to configure routing to each MIDI and USB input, you can decide to route any input to any output. You can also decide to filter any incoming MIDI event so it is not forwarded to the routed output. The latest version also offers the possibility to map any incoming MIDI event to another one, and much more
Screenshots
Verdict
The clearest difference is review sentiment: OB at 75% against HxMIDI Tools's 0%. OB also leads on ratings volume (15 vs 4). HxMIDI Tools's advantage is price (Free vs $19.99) and rating (4.5 vs 4.1). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
HxMIDI Tools is free to download; OB costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
HxMIDI Tools holds the better App Store score, 4.5 against 4.1. Both are backed by a comparable volume of ratings — 15 and 4 respectively. Written reviews complicate that: 75% of OB's written reviews are positive against 0% of HxMIDI Tools's, so the app with the better star average is not the one people write more warmly about.
OB ships an update every 10 days, HxMIDI Tools every 2 weeks. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.
| Parameter | OB | HxMIDI Tools |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | 4.1 (15 ratings) | 4.5 (4 ratings) — better |
| Positive reviews | 75.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 15 — better | 4 |
| Update frequency | Every 10 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 210 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | DiscoDSP LLC | CME PTE. LTD. |
Customer experience
OB
HxMIDI Tools
In-app purchases
OB
No in-app purchases
HxMIDI Tools
No in-app purchases
