# SKF Values vs BOLLbox

The clearest difference is update cadence: SKF Values at every 3 months against BOLLbox's every 7 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.

SKF Values ships an update every 3 months, BOLLbox every 7 months. The most recent releases landed on October 28, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SKF Values | BOLLbox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Size | 57 MB | 29 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SKF](https://appshunter.io/developer/472922971) | [BOLL & KIRCH Filterbau GmbH](https://appshunter.io/developer/1673939850) |

## What reviewers say

### SKF Values

[App page](https://appshunter.io/ios/app/skf-values/id1149907235)

**Features:** macOS Compatibility

**In-app purchases:** none


### BOLLbox

[App page](https://appshunter.io/ios/app/bollbox/id6445814925)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SKF Values free?

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

### Is BOLLbox free?

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

### Do SKF Values or BOLLbox have ads?

Neither SKF Values nor BOLLbox shows ads.

### Which is updated more often, SKF Values or BOLLbox?

SKF Values ships an update every 3 months, and BOLLbox every 7 months. Most recently, SKF Values was updated on October 28, 2026 and BOLLbox on October 10, 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.*