# BOLLbox

> BOLLbox (iPhone/iPad app by BOLL & KIRCH Filterbau GmbH.)

- Source: https://appshunter.io/ios/app/bollbox/id6445814925 (this page in markdown: same URL + `.md`)
- Developer: [BOLL & KIRCH Filterbau GmbH](https://appshunter.io/developer/1673939850)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.6 · 29 MB
- Languages: American English
- Released: 2023-02-28
- Data updated: 2026-08-25
- User reviews in markdown: https://appshunter.io/ios/app/bollbox/id6445814925/reviews.md

## What is BOLLbox?

Quick and simple visualization of filter operating data, change of filter settings and interaction with the filter.
- Visualization of historical filter operating data
- Changing control settings
- Triggering of flushing
- Triggering of power flushing
- Visualization of error messages
- Contact and support
- Sending operating data
- Update control box software


## Version history (last 5 releases)

### 4.5.0 — 2026-08-19

What's New in This Version:

- Expanded I/O configuration for supported BK2300+ controllers
- Configuration of analog and digital inputs/outputs
- Selection of sensors and setting of min, max, and delta values
- Extension of log data entities for analog signals

### 4.3.1 — 2026-03-12

- Support for the new DDAT device type
- Optimized synchronization and improved log handling
- New DDAT-specific features (e.g., zero offset, display rotation)
- Improved stability and error handling

### 3.3.4 — 2025-08-06

What's New in Version 3.3.4

We’re excited to bring you a new update with several enhancements and features to improve your experience:

Refactored Connect Process
The entire connection process has been reworked for improved stability and performance.

Update Helper for Firmware
You can now store firmware updates for your field devices directly on your mobile device. When a connected device runs an outdated version, the update can be transferred.

New Spare Parts View for ME-Filters
A new view provides detailed insights into the usage time of spare parts and follow-up actions.

General Improvements
We’ve made numerous small code optimizations and stability fixes throughout the app.

### 2.0 — 2023-10-18

- Improved data visualization
- Improved data synchronization with device
- Improvements in sending data to Bollfilter
- Setting OTA updates on the device
- Display of errors and "events

### 1.0 — 2023-02-28

No release notes.

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## More apps by BOLL & KIRCH Filterbau GmbH

- [BOLLsizer](https://appshunter.io/ios/app/bollsizer/id6447488539)

All apps by BOLL & KIRCH Filterbau GmbH: https://appshunter.io/developer/1673939850

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*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 2026-08-25.*