# ScreenLines vs Senry Link

The clearest difference is in-app purchases: Senry Link at none against ScreenLines's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ScreenLines sells 2 in-app purchases, starting at $2.99 per year. Senry Link asks for nothing beyond the download.

ScreenLines ships an update monthly, Senry Link every 5 weeks. The most recent releases landed on September 18, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ScreenLines | Senry Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (16 ratings)](https://appshunter.io/ios/app/screenlines/id6739783494/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | — |
| Size | 7 MB | 81 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Artem Bolotov](https://appshunter.io/developer/901756576) | [海洋 刘](https://appshunter.io/developer/1736870190) |

## What reviewers say

### ScreenLines

[App page](https://appshunter.io/ios/app/screenlines/id6739783494)

This utility app provides a visual guide to perfectly align screen protectors on your device. It displays a white guideline around the screen edges, helping you position the protector with precision for a flawless installation.

**Highlights:** On-screen alignment guideline, Edge-to-edge white border, Step-by-step installation instructions, Tutorial video, Preparation tips, Keeps screen awake

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Yearly | $2.99 | per year |
| Premium Forever | $6.99 | one-time |


### Senry Link

[App page](https://appshunter.io/ios/app/senry-link/id6762238289)

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

**In-app purchases:** none


## Frequently asked questions

### Is ScreenLines free?

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

### Is Senry Link free?

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

### Do ScreenLines or Senry Link have ads?

Neither ScreenLines nor Senry Link shows ads.

### Which is updated more often, ScreenLines or Senry Link?

ScreenLines ships an update monthly, and Senry Link every 5 weeks. Most recently, ScreenLines was updated on September 18, 2026 and Senry Link on October 1, 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.*