Dr. Robo - Tremolo
Tremolo with a pulse
About
This app provides a vintage science-fiction-themed tremolo effect for various instruments like guitar, keyboards, and synths. It offers control over speed, depth, and pulse shape, with a mechanical tempo counter for precise timing. It can be used as a standalone live effect or as an Audio Unit extension.
What's New in Dr. Robo
1.0.0
October 31, 2026
Developer apps
FAQ
What instruments can I use Dr. Robo with?
Dr. Robo is designed for guitar, keyboards, synths, and other audio sources. You can connect your instrument through a compatible audio interface for standalone live use.
How do I control the tempo in Dr. Robo?
You can set the tempo by scrolling the mechanical tempo counter or by using the tap tempo function. The counter and SPEED knob remain synchronized.
Can Dr. Robo be used within other music apps?
Yes, Dr. Robo can be loaded as an AUv3 Audio Unit extension in compatible music applications. In an Audio Unit host, you can enable HOST SYNC to follow the session tempo and select rhythmic divisions.
Does Dr. Robo require an account or subscription?
No, Dr. Robo does not require an account or subscription. Audio is processed locally, and the app is a one-time purchase.
What is the price of Dr. Robo?
Dr. Robo is available for a one-time purchase of $0.99.
What devices is Dr. Robo compatible with?
Dr. Robo is compatible with iPhone, iPad, and iPod touch devices.
What is the age rating for Dr. Robo?
Dr. Robo has an age rating of 9+, making it suitable for a wide range of users.
How often is Dr. Robo updated?
The latest version, 1.0.0, was released on October 31, 2026, indicating it is a recent release. Future updates will depend on the developer's roadmap.