Release Notes
Latest updates, improvements and bug fixes across the Voltt platform and simulation models.
June 2026
June 08, 2026 — Docs Homepage Update
A fresh coat of paint on the Voltt Docs homepage and documentation site.

Homepage redesign:
- New two-panel product layout — The Voltt Platform and The Models side by side
- Feature rows with icons for Cell Library & Compare, Simulate and Powermap
- Model tiles for ECM, Thermal, Electrochemical and Degradation with descriptions
- What's new section linking to latest release notes
- Sequential Next navigation across all product pages
Copy & content:
- Updated product descriptions — clearer distinction between cell selection and pack design
- Restructured model descriptions: what it is · application
- Version history now in descending order across all model docs
June 02, 2026 — Simulate & Powermap Release
New features:
- Added Simulate as Pack — virtual pack topology support for cell-only simulations, including sweep handling
- Added CC-CV / CV hold support, SOC min/max termination, and voltage limit handling
- Added a guided tutorial flow for new Simulate features

- Improved duty cycle management with a new save step and cleaner create/edit flow
Improvements:
- Simulate/Powermap backend overhauled — significantly faster and more reliable
- Powermap now runs parallelised — much quicker results
- Fixed Powermap reliability issues around slice handling and result rendering
- ECM binary updates with improved warnings, errors, and better partial-result handling
- UI improvements for simulation inputs
March 2026
March 26, 2026 — Bug Fixes Fix
- Fixed Simulate Fixed Rate y-axis label not showing for Power
- Updated Simulate limit warnings to include pack limits
- Fixed Error logging for Simulate — failed simulations no longer count towards token usage
- Updated dashboard articles and Highlighted Cells
- Fixed Datasheet URL link
- Increased Image Export resolution (DPI)
March 25, 2026 — Cell Library Update
- Now mobile responsive
- Ragone plot no longer removes filtered-out options — makes them opaque instead
- Added instructions for Ragone plot and the page

- Ragone plot resizes on window resize
- Cell image quality optimised for faster loading