KQ MIDI Modulate vs Trash Days
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KQ MIDI Modulate
This tool is designed for advanced MIDI users to manipulate and route MIDI signals. It offers extensive control over signal conversion, note triggering, and pad-based MIDI output, including AUv3 plugins. It does not produce sound on its own.
- MIDI signal conversion
- 8x16 pad output
- Free MIDI device routing
- AUv3 plugins included
- Note and control signal triggering
- Customizable signal filtering
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This is a tool for MIDI experts. Not recommended for beginners. - This app by itself does not produce sound. - It converts input MIDI signals and outputs them. - You can use 8x16 pads to output any MIDI signal. - You can route MIDI devices freely. - This app includes 2 AUv3 Plugins. - Compatible only with MIDI 1.0; MIDI 2.0 is not supported. - The developer uses this app conveniently with a MIDI wind controller. Convert Converts the values of control signals. Cannot be set per channel. Note Ctrl, Threshold: Transmit note on messages only if the value of the Note Ctrl is above the threshold. Key: Key of the note signal Vel1: Velocity of Note On Vel0: Velocity of Note Off CC: Control Change AT: Channel Aftertouch PB: Pitch Bend PC: Program Change N/A: Not applicable HR: High Resolution - when enabled, handles 14-bit signals. E: Envelope, tap to open the settings window. F: Filter, tap to open the settings window. LPF: Low-pass filter, smoothes out value changes. The higher the Strength value, the slower the change. HPF: High-pass filter, applies only abrupt value changes. The value automatically approaches the Return Base value. The higher the Strength value, the faster the change. Tap the graph to switch between line graph, history, and bar graph. Long press the graph and tap “Edit Curve” to edit the curve. "- 0 +" denotes the offset; this value is added to the input value. Press the button in the top left corner to switch to a minimized view. The "!" in the top right corner is the panic button. Pressing it sends All Notes Off and All Sound Off messages. Trigger Sends signals according to the rules upon receiving specified MIDI signals. You can specify channels. Harmony: Shifted note signals Channel Rewrite: Rewrite of channels Signal Trigger: Trigger of any MIDI signal Value Offset: Increment/decrement of value Filter: Suppression of transmission Pad Consists of 8x16 pads. Note: Note signal CC/AT/PB Oneshot: Control signal (when pressed) CC/AT/PB On/Off: Control signal (press/release) Program: Patch Change (bank selectable) Convert Offset: Offset specification for the Convert screen Load Preset: File loading on the Profiles screen Misc/SysEx: Any signal Latch: Pads become toggles. If a group is specified, the pads act as radio buttons. Options Key Delay: Delays Note On Velocity Convert: When outputting Vel1 in Convert, select whether to always convert or only when legato is not present MIDI Rx Channel: Receiving channel MIDI Tx Channel: Transmitting channel Filter Other Channel: Suppress transmission of channels other than receiving channel Duplicated Notes: Specifies handling of duplicated notes Note that: The application and description contain machine-translated text.
Trash Days
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Trash Days helps you remember which bins go out and when. Set up trash, recycling, yard-waste, compost, bulk, and glass schedules, then use local reminders so the right bin is ready before pickup. The app keeps your next pickup easy to scan and your household schedule simple to maintain. What Trash Days does: - Tracks trash, recycling, yard waste, compost, bulk, and glass bins - Supports weekly, biweekly, every-three-week, and monthly pickup schedules - Shows the next upcoming pickup on an animated home-screen card - Curbside Readiness turns the next pickup group into a tonight checklist with cart spacing, holiday-shift alerts, recycling contamination reminders, bulk-item cautions, and shareable prep notes - Sends local night-before or morning-of reminders when enabled - Includes a searchable offline recycling guide for common household items - Supports one-time holiday pickup shifts that reschedule reminders and clear after pickup - Shows a pickup calendar, household stats, and logged pickup streaks - Works on iPhone and iPad Privacy is simple: no account, no ads, no analytics SDKs, no cross-app tracking, no location access, and no developer server. Schedules, reminders, pickup logs, and guide searches stay on your device. Trash Days is a household planning aid. Local sanitation rules vary by city and hauler, so always follow your municipality's official rules for accepted materials, cart placement, bulky items, and holiday service.
Screenshots
Verdict
The clearest difference is price: Trash Days at $1.99 against KQ MIDI Modulate's $5.99. Trash Days also leads on update cadence (weekly vs fortnightly). KQ MIDI Modulate's advantage is iOS requirement (15.0 vs 17.0). On 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
KQ MIDI Modulate costs $5.99 and Trash Days $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
KQ MIDI Modulate ships an update fortnightly, Trash Days weekly. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.
| Parameter | KQ MIDI Modulate | Trash Days |
|---|---|---|
| Price | $5.99 | $1.99 — better |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 2 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Ryouta Kira | Robert Corbin |
In-app purchases
KQ MIDI Modulate
No in-app purchases
Trash Days
No in-app purchases









