1 vs GS EXT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1
This communication app allows users to make free calls and send texts to other users of the platform. It also supports free file sharing and offers HD voice and video capabilities. Push notifications ensure you never miss a message or call.
- Free calling between app users
- Free texting
- Free file sharing
- HD voice and video support
- Push notifications
Read full descriptionHide full description
1-VoIP's accompanying softphone app to the 1-VoIP platform. A SIP softphone app that supports push notifications, HD voice and video, and more. • Free calling between app users • Free texting • Free file sharing
GS EXT
Read full descriptionHide full description
GS EXT is a mobile client used in conjunction with the Grandstream GRP260X series phones, providing simple and fast programmable buttons to record various communication needs in office scenarios, making it convenient for users to operate communication functions with one click.
Screenshots
Verdict
The clearest difference is iOS requirement: GS EXT at 9.0 against 1's 16.0. On price, update cadence, ads and in-app purchases 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.
1 ships an update every 5 months, GS EXT every 9 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.
| Parameter | 1 | GS EXT |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (131 ratings) — better | — |
| Positive reviews | 30.8% of reviews | — |
| Number of ratings | 131 — better | — |
| Update frequency | Every 5 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 107 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | 1-VoIP Enhanced Services, LLC | Grandstream |
In-app purchases
1
No in-app purchases
GS EXT
No in-app purchases
