# BPM Collect vs kallax

The clearest difference is update cadence: BPM Collect at weekly against kallax's every 4 months. BPM Collect also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. BPM Collect sells 3 in-app purchases, starting at $0.99 per month and kallax sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

BPM Collect ships an update weekly, kallax every 4 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | BPM Collect | kallax |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Size | 30 MB | 44 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Objktt](https://appshunter.io/developer/1800900739) | [Miguel Angelo Mateus de Gouveia Ferreira](https://appshunter.io/developer/1871239503) |

## What reviewers say

### BPM Collect

[App page](https://appshunter.io/ios/app/bpm-collect/id6751521767)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BPM Collect Pro Monthly | $0.99 | per month |
| BPM Collect Pro Annual | $7.99 | per year |
| BPM Collect Pro Lifetime | $19.99 | one-time |


### kallax

[App page](https://appshunter.io/ios/app/kallax/id6758233437)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kallax Pro | $19.99 | one-time |


## Frequently asked questions

### Is BPM Collect free?

BPM Collect is free to download, with in-app purchases available.

### Is kallax free?

kallax is free to download, with in-app purchases available.

### Do BPM Collect or kallax have ads?

Neither BPM Collect nor kallax shows ads.

### Which is updated more often, BPM Collect or kallax?

BPM Collect ships an update weekly, and kallax every 4 months. Most recently, BPM Collect was updated on October 30, 2026 and kallax on October 31, 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.*