# iCalibration vs BoostSpace

The clearest difference is update cadence: BoostSpace at daily against iCalibration's every 4 weeks. iCalibration's advantage is iOS requirement (11.0 vs 15.6). 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.

iCalibration ships an update every 4 weeks, BoostSpace daily. The most recent releases landed on September 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | iCalibration | BoostSpace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Daily** |
| Size | 54 MB | 1 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ICARVISIONS(SHENZHEN) TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1500826371) | [zine-eddine saci](https://appshunter.io/developer/1859620876) |

## What reviewers say

### iCalibration

[App page](https://appshunter.io/ios/app/icalibration/id6450919217)

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

**In-app purchases:** none


### BoostSpace

[App page](https://appshunter.io/ios/app/boostspace/id6756264376)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iCalibration free?

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

### Is BoostSpace free?

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

### Do iCalibration or BoostSpace have ads?

Neither iCalibration nor BoostSpace shows ads.

### Which is updated more often, iCalibration or BoostSpace?

iCalibration ships an update every 4 weeks, and BoostSpace daily. Most recently, iCalibration was updated on September 20, 2026 and BoostSpace on October 7, 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.*