Velocity Filter vs Notography
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Velocity Filter
This audio unit plugin enhances synthesizer patches by making them responsive to MIDI velocity. It can function as a MIDI-controlled filter or volume control, adding natural musicality to non-velocity-sensitive sounds without altering their core tone.
- MIDI velocity to volume/filter conversion
- MIDI-CC and aftertouch control
- High-shelf filter modulation
- Preserves original patch tone
- Batch application to patches
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WHAT IS VELOCITY FILTER? Velocity Filter is the fastest way to make all your synthesizer patches respond to MIDI velocity in a natural and musical way. Just add it to your audio unit effects on the synth track and you are done! WHAT DOES IT DO? It converts non-velocity-sensitive synths sounds into velocity-sensitive ones. Velocity Filter can be configured as either a MIDI-controlled filter or a MIDI-operated volume control. In filter mode, it adds or removes high frequency energy according to the velocity of each MIDI note, so that lower velocity notes sound softer and have less high harmonic content. You can control the amount of boost or cut and the frequency range. In volume control mode, it adjusts the volume according to incoming MIDI velocity. WHAT ELSE DOES IT DO? In addition to MIDI velocity, you can also control the filter using MIDI-CC or aftertouch controls. So you can control it in a variety of ways. HOW IS THIS BETTER THAN EDITING MY SYNTH PATCHES TO MODULATE THE FILTER CUTOFF BY MIDI VELOCITY? Most synthesizers respond to velocity either by modulating the cutoff frequency of a lowpass filter or by modulating the gain. Doing velocity response that way distorts the tone of the patch in an un-musical way, especially if it uses a resonant lowpass filter. Instead of modulating the gain of a lowpass filter, Velocity Filter modulates the gain of a high-shelf filter. The sound is very different, and can be applied on top of the existing filters in the synth patch without destroying the tone of the patch. Also, if you are browsing through a collection of 1000 patches, it's much easier to apply this filter to the output than to modify each and every patch to modulate the filter cutoff with MIDI velocity. However, it's not necessarily "better"; it's just very different. Read the limitations section below for why it's not always better. WHAT LIMITATIONS DOES IT HAVE? All notes go through one filter, so if you play two notes at the same time, with different velocities, it will set the filter for the loudest of the two notes. Also, the filter takes about 1 millisecond to change from loud to soft, so if you quickly switch from loud to soft, you'll hear the filter clamping down AFTER the initial attack. This is problematic for synth patches that have near zero attack time. Velocity Filter does not support GarageBand because GarageBand does not support sending MIDI messages to audio effects. Velocity filter is an audio unit plugin ONLY. It runs inside of host apps such as AUM, Audiobus, Cubasis, Auria, and Beatmaker 3.
Notography
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Notography — Live Music Notation & Precision Tuner Tune to the cent. Notate every phrase you play. Train the intonation that separates good musicians from great ones. Notography is built for everyone who cares about pitch — from brass players drilling partials, to singers working a tricky interval, to violinists hunting open-string resonance. A serious chromatic tuner, a real-time notation engine, and a configurable metronome in one focused, beautiful app. Whatever you play or sing, Notography gives you the visual feedback that turns guesswork into muscle memory. PRECISION TUNER See your pitch deviation in cents in real time on a clean, high-contrast display. Adjust your reference frequency anywhere from 415 Hz (Baroque ensembles) to 444 Hz (modern European orchestras) — 415, 432, 438, 440, 441, 442, 443, 444 Hz. Sharps and flats are color-coded so you can spot tendency at a glance. LIVE NOTATION — PLAY IT, SEE IT Sing or play, and watch your phrase appear on a real musical stave the moment you produce it. Treble clef, bass clef, grand staff, or auto-detect. Choose your time signature and minimum note value. No recording, no transcription guessing — your performance is written down automatically as it leaves your instrument or your throat. TEMPO MODE — METRONOME WITH NOTATION Configurable time signatures (4/4, 3/4, 6/8, and more). Pair the metronome with live notation to verify pitch AND rhythmic placement in a single pass. FREE MODE — A PRACTICE-ROOM SCRATCHPAD No click, no constraints. Play, capture, review. For warm-ups, improvisation, or sketching melodic ideas the moment they arrive. BUILT FOR EVERY MUSICIAN BRASS & WOODWIND PLAYERS Hold a note and watch the cents deviation; train your embouchure, air column, slide, or finger adjustments to settle pitch dead-center on demand: • sharp 5th partial on trumpet • flat top register on flute and piccolo • throat-tone Bb area on clarinet • flexible-pitch tuba and trombone partials • voicing on saxophone overtones • reed-pitch tendencies on oboe, bassoon, English horn SINGERS & VOCALISTS Sing a scale, an arpeggio, or a phrase from your part — and see it land on the stave in real time. Spot the intervals where your pitch drifts, train your ear with instant visual feedback, and build rock-solid intonation. Perfect for choral work, lead vocals, classical study, and sight-singing practice. STRING PLAYERS Violinists, violists, cellists, and double bassists: dial in open strings, then drill fingered intonation in any key. Watch every note render on the stave so you can correct slides, vibrato center, and double-stop tuning before they become habits. GUITARISTS & KEYBOARD PLAYERS Verify your piano's tuning, check your guitar or bass against a reference Hz, or capture an improvised melody as readable notation. Clef and time-signature options fit any fretted or keyboard workflow. MUSIC TEACHERS & STUDENTS Give students instant visual feedback — they'll hear AND see whether they're in tune and in time. A clean stave display makes Notography a powerful teaching tool from day one. COMPOSERS & IMPROVISERS Capture an idea the moment it lands. Hum, sing, or play it; Notography writes it down so you don't lose it to the next thought. DESIGNED FOR REAL PRACTICE • 8 reference Hz options from 415 to 444 • Treble, bass, grand staff, or auto-detect • User-selectable time signatures • Color-coded sharps and flats — your colors, your way • Pitch-deviation arrows and voice line for visual intonation feedback • Multilingual interface • Works offline — no account, no ads, no tracking Whether you're warming up before a gig, drilling long tones, hunting a clean unison in your section, or capturing an idea before it slips away, Notography gives you the visual and aural feedback to play and sing in tune, in time, and with intention. Download Notography and start hearing — and seeing — the difference today.
Screenshots
Verdict
The clearest difference is price: Notography at Free against Velocity Filter's $2.99. Notography also leads on update cadence (every 2 days vs every 3 weeks). On ads, in-app purchases, device support and iOS requirement 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
Notography is free to download; Velocity Filter costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Velocity Filter ships an update every 3 weeks, Notography every 2 days. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.
| Parameter | Velocity Filter | Notography |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 5.0 (7 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 15 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Blue Mangoo Consulting Company Limited | Antero Salonen |
In-app purchases
Velocity Filter
No in-app purchases
Notography
No in-app purchases









