# APEXpulse Battery Control — Real-time control for Marstek > Real-time control for Marstek (iPhone/iPad app by Apexone.) - Source: https://appshunter.io/ios/app/apexpulse-battery-control/id6762008373 (this page in markdown: same URL + `.md`) - Developer: [Apexone](https://appshunter.io/developer/1892429456) - Category: Utilities - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 18.0 · 3 MB - Languages: Dutch, English - Released: 2026-05-01 - Data updated: 2026-06-28 - User reviews in markdown: https://appshunter.io/ios/app/apexpulse-battery-control/id6762008373/reviews.md ## What is APEXpulse Battery Control? Real-time monitoring and control for your Marstek Venus E batteries. Understand your energy system, detect issues early, and take full control over charging, discharging, and battery behavior. • Monitor live power flow, charge state, limits, and system status • Analyze battery vitality, temperatures, and cell balance in real time • Detect weak cells and imbalance conditions early • View detailed historical graphs for power, voltage, frequency, temperatures, and backup power • Control charging, discharging, and power limits directly from the app • Automate behavior with an intuitive scheduling system • Manage multiple batteries in one place • Built-in explanations and guidance help you better understand your system Optimized for Marstek Venus E 3.0 via Modbus TCP. Designed for users who want deeper insight, diagnostics, and control over their energy system. APEXpulse is an independent application and is not affiliated with or endorsed by Marstek Energy Co. ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | APEXpulse Pro Unlock | $12.99 | one-time | ## Version history (last 3 releases) ### 1.1 — 2026-05-12 This update improves battery monitoring, graph accuracy, and overall app reliability during long-running live sessions. New in this release: • Added the new “More Information” section with built-in explanations and guidance throughout the app • Expanded Battery Vitality insights and diagnostics presentation • Improved visibility of temperatures, cell balance, limits, and backup power behavior • Added new Overview graphs for AC voltage, AC frequency, temperatures, and backup power • Improved graph rendering with dynamic scaling and accurate zero-crossing behavior • Charging and discharging graphs are now colorized (green for charge, orange for discharge) • Cell delta graphs now use the same color model as the cell matrix (green, yellow, red) • Improved graph history updates during long-running sessions • Added more reliable control commit verification with queued writes and readback confirmation • Improved loading states and missing-value handling throughout the app • Fixed several situations where values could temporarily appear as incorrect zeroes • Improved polling stability and live refresh behavior • Fixed battery hold-state recovery after successful reconnects • Improved row tap targets and overall navigation usability • Improved About and Settings screens (with extensive More Information section) • Added many internal diagnostics and compatibility improvements • Expanded automated testing and reliability checks Technical foundation improvements: APEXpulse now uses a more flexible battery-profile architecture internally, paving the way for broader compatibility and future expansion. Thank you to everyone helping test and research the Marstek Modbus ecosystem. ### 1.0.1 — 2026-05-04 Fixes the Backup Function status display and control mapping. ### 1.0 — 2026-05-01 No release notes. ## Related topics [xpulse](https://appshunter.io/ios/topics/xpulse) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-28.*