Polyverse Gatekeeper
Volume Modulation Plugin
Fast, Accurate, Flexible
Gatekeeper is the cutting edge of volume modulation. Capable of sample-fast transitions and equipped with a unique variable smoothing algorithm, Gatekeeper allows for drastic, punchy gating and sequencing while keeping the output smooth. Breathe new life into your audio with the most basic, yet impactful way: silence.
Features
- Sample fast and precise volume modulation
- Expressive and fun envelope drawing tools
- Boost and clip features for extra punch
- Smoothing algorithm to eliminate clicks and pops
- 8 independent volume envelopes
- Fully customizable midi-triggering
- Panning tools
- Tempo mapped looping
- CV output for modular synths
- Hundreds of presets
Unbeatable Versatility
Gatekeeper can act as an LFO, envelope, step sequencer, sample-accurate volume automation and more.
With 8 MIDI programmable envelopes, and even CV output for external hardware, Gatekeeper is a Swiss army knife of creative expression. Even more so, it includes hundreds of presets that will spice up your sounds. Whether used in production, mixing, or sound design, Gatekeeper always has something to bring to the table.
Precise, Expressive Design Tools
Never again be frustrated by clunky editing interfaces! Curve brushes and an elaborate shortcut system makes drawing automation fun and easy, while 31 kinds of envelope brushes and 4 copy slots allow for exceedingly intricate designs. Need long drawn out patterns? With up to 1024 nodes, Gatekeeper can create a sequence up to a whopping 20 hours long.
System Requirements
- MacOS 10.9 or higher (Intel or Apple Silicon)
- Windows 7 or higher (64-bit only)
- AAX, AU, or VST compatible host software
Plugin Formats
Audio Units, AAX Native, VST2, or VST3
Instant Delivery
Products with the Instant Delivery badge are in stock, and can be delivered to your email in seconds after you purchase.

Education Proof
Products with education pricing are for students & teachers only. To prove your education status we require that you upload proof in the form of an image/PDF.
Types of proof
StudentStudent ID Card, Letter of enrollment, or similar
Teacher/LecturerTeacher ID Card, Lecturer ID Card, Payslip, Letter from the school/college
Education proof is submitted to the manufacturer and is accepted at their discretion.
Digital Download Info
Digital Products are delivered electronically via Email. No physical product will be shipped to you!
In most cases, the product you purchase from us is a serial number/license code/activation code to register the product with the manufacturer and download directly from them. This ensures you receive the latest version of products, and the best support when neccessary.
The email you receive from us after purchase will contain the license code and a link to our Install Instructions page. You can visit that page by clicking here: Install Instructions.
Crossgrade Proof
This crossgrade is for owners of a competing DAW. To prove your DAW ownership, we require that you upload proof in the form of an image/PDF.
Types of proof
A copy of your purchase receipt for the original license or the most recent update/upgrade
A screenshot of your product registration
A photo of your package (either CD/DVD or printed manual), with the unique serial number included in the photo.
Get a free upgrade to RX10
This offer is valid until RX10's release.
Eligible Products
Purchase one of the following products:
- RX9 Standard
- RX9 Standard - Crossgrade from any paid iZotope product
- RX9 Standard - Upgrade from any RX Standard, Advanced, or Post Production Suite
- RX9 Standard - Upgrade from RX Elements/Plugin Pack
- RX9 Advanced
- RX9 Advanced - Crossgrade from any paid iZotope product
- RX9 Advanced - Upgrade from RX Advanced 1-8, or Post Production Suite 1-5
- RX9 Advanced - Upgrade from RX Standard 1-8
- RX9 Advanced - Upgrade from RX Elements/Plugin Pack
- RX Post Production Suite 6
- RX Post Production Suite 6 - Upgrade from RX Post Production Suite 1-5
- RX Post Production Suite 6 - Upgrade from RX Advanced 1-8
- RX Post Production Suite 6 - Upgrade from RX Standard 1-8
- RX Post Production Suite 6 - Upgrade from RX Post Production Suite 1-8
Exclusions
Only the upgrades and crossgrades specified above are eligible. All others listed apply to the full version of the product only. Education versions are not eligible.