# Superlon Thickness Calculation vs SelfieSignP

The clearest difference is iOS requirement: Superlon Thickness Calculation at 9.0 against SelfieSignP's 11.4. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Superlon Thickness Calculation ships an update every 3 weeks, SelfieSignP every 4 weeks. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Superlon Thickness Calculation | SelfieSignP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Size | 10 MB | 144 MB |
| Requires iOS | **9.0** | 11.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SUPERLON](https://appshunter.io/developer/1292117263) | [THINKCLOUD DIGITAL TECHNOLOGY CO., LTD.](https://appshunter.io/developer/954158402) |

## What reviewers say

### Superlon Thickness Calculation

[App page](https://appshunter.io/ios/app/superlon-thickness-calculation/id1292117264)

**Features:** macOS Compatibility

**In-app purchases:** none


### SelfieSignP

[App page](https://appshunter.io/ios/app/selfiesignp/id1455610414)

**In-app purchases:** none


## Frequently asked questions

### Is Superlon Thickness Calculation free?

Superlon Thickness Calculation is free to download, with no in-app purchases.

### Is SelfieSignP free?

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

### Do Superlon Thickness Calculation or SelfieSignP have ads?

Neither Superlon Thickness Calculation nor SelfieSignP shows ads.

### Which is updated more often, Superlon Thickness Calculation or SelfieSignP?

Superlon Thickness Calculation ships an update every 3 weeks, and SelfieSignP every 4 weeks. Most recently, Superlon Thickness Calculation was updated on October 17, 2026 and SelfieSignP on October 18, 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.*