# Just Sign Here vs LineConstants

The clearest difference is update cadence: Just Sign Here at every 3 weeks against LineConstants's every 2 months. Just Sign Here also leads on iOS requirement (9.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Just Sign Here sells 1 one-off in-app purchase and LineConstants sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Just Sign Here ships an update every 3 weeks, LineConstants every 2 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Just Sign Here | LineConstants |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 33 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tommaso Ferrari](https://appshunter.io/developer/526489628) | [Sergey Gussev](https://appshunter.io/developer/1784439395) |

## What reviewers say

### Just Sign Here

[App page](https://appshunter.io/ios/app/just-sign-here/id1301280752)

Easily open PDF files from your device or the internet, sign them digitally, and share them quickly. You can also sign images taken with your camera or from your gallery, treating them like PDFs. It's designed to save you time and be environmentally friendly.

**Highlights:** Open PDFs from device or internet, Digitally sign documents, Sign images as PDFs, Share signed files, Integrates with default PDF apps

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $0.99 | one-time |


### LineConstants

[App page](https://appshunter.io/ios/app/lineconstants/id6740081204)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is Just Sign Here free?

Just Sign Here is free to download, with in-app purchases available.

### Is LineConstants free?

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

### Do Just Sign Here or LineConstants have ads?

Neither Just Sign Here nor LineConstants shows ads.

### Which is updated more often, Just Sign Here or LineConstants?

Just Sign Here ships an update every 3 weeks, and LineConstants every 2 months. Most recently, Just Sign Here was updated on November 4, 2026 and LineConstants on October 30, 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.*