# AirSync Sender vs GLTS

The clearest difference is review sentiment: AirSync Sender at 50% against GLTS's 0%. GLTS's advantage is rating (2.7 vs 1.8). On price, ratings volume, update cadence and ads there is nothing between them.

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

GLTS holds the better App Store score, 2.7 against 1.8. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews complicate that: 50% of AirSync Sender's written reviews are positive against 0% of GLTS's, so the app with the better star average is not the one people write more warmly about.

AirSync Sender ships an update every 5 weeks, GLTS monthly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | AirSync Sender | GLTS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (5 ratings)](https://appshunter.io/ios/app/airsync-sender/id6453759985/reviews) | **[2.7 (3 ratings)](https://appshunter.io/ios/app/glts/id6753319274/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | Free |
| Size | 82 MB | 51 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ViewSonic_International](https://appshunter.io/developer/871648106) | [Greater Lawrence Tech School](https://appshunter.io/developer/1843456323) |

## What reviewers say

### AirSync Sender

[App page](https://appshunter.io/ios/app/airsync-sender/id6453759985)

Wirelessly share your device screen to interactive displays or multiple iOS devices. Facilitates efficient multi-person communication with features like split screen and annotation.

**Highlights:** Wireless screen sharing, QR code sharing, Split screen support, Moderator mode, Remote control, Annotation tools, Screen mirroring

**In-app purchases:** none


### GLTS

[App page](https://appshunter.io/ios/app/glts/id6753319274)

This app centralizes essential information for parents, students, and faculty, offering easy access to news, announcements, and calendar events. Users can browse photos, filter content, and quickly find contact details for the school community.

**Highlights:** News and announcements, Calendar events, Photo and document access, Constituent directory, Content filtering, Direct email contact

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AirSync Sender free?

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

### Is GLTS free?

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

### Which has better reviews, AirSync Sender or GLTS?

GLTS is rated higher. AirSync Sender averages 1.8 out of 5 from 5 ratings, while GLTS averages 2.7 from 3 ratings.

### Do AirSync Sender or GLTS have ads?

Neither AirSync Sender nor GLTS shows ads.

### Which is updated more often, AirSync Sender or GLTS?

AirSync Sender ships an update every 5 weeks, and GLTS monthly. Most recently, AirSync Sender was updated on November 3, 2026 and GLTS on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*