Midi Tool Box vs SL950
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Midi Tool Box
This app provides a comprehensive suite of tools for managing and controlling MIDI devices and data. It includes features for monitoring MIDI events and status, editing and storing SysEx data, recording and playing MIDI, and sending program changes. It supports Core MIDI and Network MIDI, and can import MIDI files from other applications.
- MIDI event monitor
- SysEx editor & librarian
- MIDI recorder & player
- Program Change sender
- Generic MIDI CC controller
- Core MIDI & Network MIDI support
- Open In for MIDI/SysEx files
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Midi Tool Box is an integrated app for managing and controlling MIDI devices and data, and offers the following functions: - MIDI event monitor - MIDI status monitor - SysEx editor & librarian - MIDI recorder & player - Program Change sender - Generic MIDI CC controller - Generic resetter - Support Core MIDI & Network MIDI - Open In:send Midi(.mid)/SysEx(.syx) file to MidiToolBox from other apps. - Universal App Monitoring functions are provided with a MIDI filter, making it easier to check your data. Midi Tool Box has a wide range of applications, including testing of MIDI devices, data management, music production, live performances, and maintenance of non-audio MIDI devices. [Device info] Following devices are tested. But we do not necessarily guarantee that the MidiToolBox work with these devices. YAMAHA i-MX1 - OK USB Device via Apple iPad Camera Connection Kit Alesis ALESIS USB-MIDI CABLE CME CME U2MIDI - OK
SL950
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SL950 is a Sample Librarian for the AKAI S900 and S950 samplers. The application doesn't make any sound by itself and is designed to communicate with the hardware. The application needs a MIDI connection to the hardware to make changes. Please refer to the included manual to learn more. - Edit programs - Upload samples - Generate new programs by chopping samples Drum Machine Funk is not affiliated with AKAI and is an independent developer of innovative apps for your favorite samplers and synthesizers.
Screenshots
Verdict
The clearest difference is price: Midi Tool Box at $9.99 against SL950's $24.99. Midi Tool Box also leads on iOS requirement (6.0 vs 13.0). SL950's advantage is in-app purchases (none vs 2) and update cadence (every 4 days vs every 5 months). On ads 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
Midi Tool Box costs $9.99 and SL950 $24.99 up front. Midi Tool Box sells 2 one-off in-app purchases. SL950 asks for nothing beyond the download.
Midi Tool Box ships an update every 5 months, SL950 every 4 days. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.
| Parameter | Midi Tool Box | SL950 |
|---|---|---|
| Price | $9.99 — better | $24.99 |
| Rating | 3.4 (5 ratings) — better | — |
| Positive reviews | 48.3% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 5 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 6.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 3 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | ART Teknika Inc. | Delta Seven Kft. |
In-app purchases
Midi Tool Box
- Program Change Panel$1.99
- Control Change Panel$1.99
SL950
No in-app purchases
