Technical Support
IntervalZero supports RTX/RTX64 products in the form of product documentation, video tutorials, add-on utilities, and help with issues via person-to-person support.
Support Issues may be submitted via a login and password that was provided with your support agreement.
To contact Support by phone, please call 781-996-4481 (+1 outside the U.S.). At the auto-answer prompt, please press 3 for Support.
Hours are Monday-Friday from 8:30 a.m. to 5:30 p.m. EST (excluding U.S. holidays).
Note: The previous Customer Support portal is no longer accessible. For more information, see our Support Portal FAQs.
Support and Lifecycle Policies
MaxRT wRTOS™ Lifecycle
Information on the IntervalZero MaxRT wRTOS™ product lifecycle. Posted: 3/2/2026.
MaxRT eRTOS Lifecycle
Information on the IntervalZero MaxRT eRTOS product lifecycle. Posted: 3/10/2025.
IntervalZero Support Agreement
The IntervalZero Support Agreement. Updated: 4/6/2020.
RTX64 Lifecycle
Information on the IntervalZero RTX64 product lifecycle. Updated: 9/8/2025.
RTX Lifecycle
Information on the IntervalZero RTX product lifecycle. Updated: 4/21/2021. NOTE: the RTX product is no longer under support.
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