Just Sign Here vs LineConstants
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Just Sign Here
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.
- Open PDFs from device or internet
- Digitally sign documents
- Sign images as PDFs
- Share signed files
- Integrates with default PDF apps
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Just Sign Here let you open a PDF file from internet or from your device storage, sign and share in a few seconds. You can also take camera (or gallery) pictures and sign them as they were normal PDFs. Once installed Just Sign Here appears among your PDF default apps (as it is for iBooks). Just Sign Here is an eco-friendly and your-precious-time-friendly app. Just Sign Here : Open, sign, share (in less time than it takes just to turn on your printer).
LineConstants
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LineConstants is a professional tool for calculating the parameters of overhead (OHL) and cable (CL) power transmission lines. This app is ideal for engineers, designers, energy specialists, and technical students. Key Features: Fast and accurate calculation of resistances and admittances for both OHL and CL Multi-section line modeling with multiple circuits Support for split conductors and grounding configurations Cable modeling with core arrangement and screen grounding Comprehensive built-in directories: supports, conductors, cables, ground wires, insulators, soil types, and voltage classes Export results to PDF and share with other apps Flexible language settings, frequency selection, and temperature adjustments LineConstants is built for professionals who demand accuracy, efficiency, and control. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Just Sign Here | LineConstants |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 20 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Tommaso Ferrari | Sergey Gussev |
In-app purchases
Just Sign Here
- Pro Version$0.99
LineConstants
- Monthly$9.991 Month
- Yearly$19.991 Year
Questions
Is Just Sign Here free?
Is LineConstants free?
Do Just Sign Here or LineConstants have ads?
Which is updated more often, Just Sign Here or LineConstants?
Other comparisons
