ab PitchPad X vs NoteBridge
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ab PitchPad X
This audio effect app allows for dimensional pitch shifting of stereo signals. Users can independently control pitch for left, right, or mid poles, with musical or free octave adjustments. A viscosity control offers smooth pitch manipulation.
- Stereo-only pitch shifting
- Independent dimensional pole control (Left, Right, Mid)
- Musical (semitone) and free octave pitch control
- Viscosity control for smooth manipulation
- AUv3 plugin compatibility
- Compatible with AUv3 hosts like Garageband
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'ab PitchPad X' for iOS is a 'Light', stereo-only version of 'ab PitchPad' (part of 'ab PitchShifter'), an immersive Pitch Shifter designed for bending the pitch of an audio signal at dimensional levels. With 'ab PitchPad X', the pitch of a signal can be controlled whole, or per dimensional level: Control the Left, Right, or Mid dimensional pole independently for unique results! The pitch can be controlled musically (per semitones) or freely: From -2 Octaves all the way to +2 Octaves. A Viscosity control is also included to control the smoothness at which the pitch is manipulated. 'ab PitchPad X' comes as an AUv3 Plugin and is compatible with any iOS host that supports AUv3 (e.g. Garageband).
NoteBridge
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Your sequencer sends one set of notes, your instrument expects another. NoteBridge sits between them in AUM and remaps notes, channels and controllers (CCs), which also makes it handy for pointing drum pads at a drum app's voices. Each row maps an incoming channel and note to an outgoing channel and note. Tap the ear and play a pad on your hardware to fill in the input, or add a row and set the numbers yourself. Drag a number up or down to change it, or tap it to type. Show notes as numbers or as names with octaves. Knob rows do the same for controllers. Take the CC a hardware knob sends and pass it on as another CC, on another channel if you like, through a curve you draw. Put several rows on one knob and it moves several parameters at once, each with its own curve. • Learn: tap, play a note or turn a knob, done • New rows keep the spacing of the last one, so a kit maps in a few taps • CC mapping with a curve editor: straight or smooth lines, points that snap to 25, 50, 75 and 100, invert, and copy and paste between rows • Notes no row maps pass through or are blocked, your choice • Set the input or output channel of every row at once • Panic ends every sounding note; notes held while you edit still end where they started • Undo, swipe to delete, drag to reorder • 32 built-in presets, plus your own: save them, share them by Mail or AirDrop, and import ones others send you • Map Pass/Block, Panic and mapping on/off to hardware controls in the host • Everything no row takes passes through untouched Name presets "Source → Target" so others know what they map. Send a good one to the developer from the preset menu and it may ship as a built-in preset.
Screenshots
Verdict
The clearest difference is update cadence: NoteBridge at every 6 days against ab PitchPad X's every 13 months. NoteBridge also leads on price ($3.99 vs $9.99). ab PitchPad X's advantage is rating (4.4 vs 4.0) and ratings volume (8 vs 1). 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
ab PitchPad X costs $9.99 and NoteBridge $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ab PitchPad X holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: ab PitchPad X has 8 ratings behind it against 1, so its average is the more settled of the two.
ab PitchPad X ships an update every 13 months, NoteBridge every 6 days. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.
| Parameter | ab PitchPad X | NoteBridge |
|---|---|---|
| Price | $9.99 | $3.99 — better |
| Rating | 4.4 (8 ratings) — better | 4.0 (1 ratings) |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 8 — better | 1 |
| Update frequency | Every 13 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 8 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Alejandro Cabrera Zuniga | Tanel Teemusk |
In-app purchases
ab PitchPad X
No in-app purchases
NoteBridge
No in-app purchases





