AirSync Sender vs GLTS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AirSync Sender
Wirelessly share your device screen to interactive displays or multiple iOS devices. Facilitates efficient multi-person communication with features like split screen and annotation.
- Wireless screen sharing
- QR code sharing
- Split screen support
- Moderator mode
- Remote control
- Annotation tools
- Screen mirroring
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AirSync Sender is a screen sharing app specially designed for AirSync. With AirSync Sender, you can easily share your screen to AirSync devices, such as the ViewSonic ViewBoard interactive flat panel. Whether connected through the Internet or a local area network, you can use AirSync Sender to share your ideas wirelessly and create a more efficient multi-person communication environment. You can also share AirSync device screen to multiple iOS devices through AirSync sender. The main functions of AirSync Sender include: 1. Screen sharing based on WebRTC technology 2. Sharing screen through QR code 3. Split screen to support multiple sharing screens 4. Support moderator mode 5. Receive device side screen and remote control 6. Annotation 7. Screen mirroring Quick screen sharing guide: 1. Launch the AirSync application on the receiving side 2. Launch the AirSync Sender 3. Enter the display code and one-time password 4. After pressing "Next", and click "Start broadcast" System requirements: 1. iOS 11 or above 2. LAN or WAN connection required
GLTS
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.
- News and announcements
- Calendar events
- Photo and document access
- Constituent directory
- Content filtering
- Direct email contact
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The Greater Lawrence Tech School app provides parents, students, and faculty members with all the necessary information in one place, conveniently accessible and clearly formatted for use on their mobile devices. The App includes: - Blogs, news, and announcements - Pictures and documents - Calendar events - Constituent directory and more Download the app today to stay informed about the most important news, announcements, and calendar events, and to access the most up-to-date community directory. Users can: - Browse the latest published photos - Filter content and store those preferences for subsequent use - Catch up on current news - Browse calendars for information about upcoming events. Filter calendars to see the events most relevant to their interests - Quickly find faculty, parent, and student contact information - Email a constituent directly from your device The information in the Greater Lawrence Tech School app is drawn from the same source as the Greater Lawrence Tech School website. Privacy controls restrict sensitive information to authorized users only.
Screenshots
Verdict
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.
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. 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.
| Parameter | AirSync Sender | GLTS |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (5 ratings) | 2.7 (3 ratings) — better |
| Positive reviews | 50.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 5 — better | 3 |
| Update frequency | Every 5 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 82 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | ViewSonic_International | Greater Lawrence Tech School |
Customer experience
AirSync Sender
GLTS
In-app purchases
AirSync Sender
No in-app purchases
GLTS
No in-app purchases









