Comparison

GS EXT vs Zurbo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GS EXT

Features
Read 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.

About

Zurbo

Read full description

Secure Network Access Solution for Enterprises Zurbo is a high-performance secure network access application designed specifically for enterprise users. It helps employees connect to internal corporate resources securely and reliably from anywhere in the world. Whether it’s remote work, accessing internal systems, or handling sensitive operations, Zurbo ensures encrypted protection and high-availability connectivity. Key Features: • Enterprise-Grade Encrypted Tunnels – Safeguard data transmission and prevent man-in-the-middle attacks and data breaches • Intelligent Network Routing – Automatically detects and prioritizes enterprise traffic to enhance work efficiency • Flexible Access Policies – Configure access permissions by department, region, or user account • Zero-Configuration Experience – Connect with a single tap, no complex setup required • Multi-Platform Support – Seamlessly works across iOS, macOS, and more Zurbo is committed to delivering a stable, secure, and compliant network access experience for enterprises—an ideal solution for modern remote work and IT management. For more information, please visit our website: https://zenlayer.com/ Terms of Use: https://www.turboxapp.com/terms Privacy Policy: https://www.turboxapp.com/privacy

Screenshots

GS EXT4 screens
Zurbo3 screens

Verdict

The call

The clearest difference is update cadence: Zurbo at monthly against GS EXT's every 9 months. GS EXT's advantage is iOS requirement (9.0 vs 15.0). 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

GS EXT ships an update every 9 months, Zurbo monthly. The most recent releases landed on October 27, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 4 level
GS EXT versus Zurbo: the parameters behind the verdict, then further details
ParameterGS EXTZurbo
PriceFreeFree
Update frequencyEvery 9 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better15.0
Further details — not scored
Size13 MB53 MB
Age rating4+4+
DeveloperGrandstreamZenlayer Inc

In-app purchases

None

GS EXT

No in-app purchases

None

Zurbo

No in-app purchases

Questions

Is GS EXT free?
GS EXT is free to download, with no in-app purchases.
Is Zurbo free?
Zurbo is free to download, with no in-app purchases.
Do GS EXT or Zurbo have ads?
Neither GS EXT nor Zurbo shows ads.
Which is updated more often, GS EXT or Zurbo?
GS EXT ships an update every 9 months, and Zurbo monthly. Most recently, GS EXT was updated on October 27, 2026 and Zurbo on October 4, 2026.

Other comparisons