# BPK vs MountFinder Pro

The clearest difference is update cadence: BPK at every 5 weeks against MountFinder Pro's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BPK ships an update every 5 weeks, MountFinder Pro every 5 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BPK | MountFinder Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/bpk-probe-datalink/id1547084540/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Ad-supported | — |
| Size | 37 MB | 18 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sabhya Technologies LLC](https://appshunter.io/developer/1533158995) | [Trelleborg AB](https://appshunter.io/developer/423282462) |

## What reviewers say

### BPK

[App page](https://appshunter.io/ios/app/bpk-probe-datalink/id1547084540)

This utility app measures common mode voltage on motor shafts to assess bearing discharge risk. It can also test the performance of bearing protection solutions, recording and maintaining readings for analysis.

**Highlights:** Measures common mode voltage on motor shafts, Assesses risk of discharge through motor bearings, Tests performance of bearing protection solutions, Records and maintains readings, Complete kit for testing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### MountFinder Pro

[App page](https://appshunter.io/ios/app/mountfinder-pro/id1606193770)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BPK free?

BPK is free to download, with no in-app purchases.

### Is MountFinder Pro free?

MountFinder Pro is free to download, with no in-app purchases.

### Do BPK or MountFinder Pro have ads?

Neither BPK nor MountFinder Pro shows ads.

### Which is updated more often, BPK or MountFinder Pro?

BPK ships an update every 5 weeks, and MountFinder Pro every 5 months. Most recently, BPK was updated on October 24, 2026 and MountFinder Pro on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*