# iCalibration vs RT view

iCalibration and RT view are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, RT view every 2 months. The most recent releases landed on June 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | iCalibration | RT view |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 54 MB | 19 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ICARVISIONS(SHENZHEN) TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1500826371) | [T&A Electronics Inc](https://appshunter.io/developer/1806246591) |

## What reviewers say

### iCalibration

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

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

**In-app purchases:** none


### RT view

[App page](https://appshunter.io/ios/app/rt-view/id6744133593)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iCalibration free?

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

### Is RT view free?

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

### Do iCalibration or RT view have ads?

Neither iCalibration nor RT view shows ads.

### Which is updated more often, iCalibration or RT view?

iCalibration ships an update every 4 weeks, and RT view every 2 months. Most recently, iCalibration was updated on June 11, 2026 and RT view on September 17, 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.*