gMath vs ARGEO Portable
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
gMath
Explore interactive math applets created by educators to deepen understanding of mathematical concepts. This collection offers bilingual content and is freely available for students and teachers. Additional resources and updates are provided online.
- Interactive math applets
- Bilingual content (English/Traditional Chinese)
- Designed by teachers
- Free for students and teachers
- Online resources and updates
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This app is a collection of GeoGebra applets designed by teachers of The Church of Christ In China Tam Lee Lai Fun Memorial Secondary School (中華基督教會譚李麗芬紀念中學) located in Hong Kong. It aims to help students to learn Mathematics in an interactive way and develop a deeper understanding of the subject. These applets are deliverable results of an ongoing project funded by the Quality Education Fund of Hong Kong SAR Government. This app can be freely used by teachers and students. Relevant worksheets and teaching ideas are available on the project website www.gmath.hk. Unauthorised commercial use is prohibited. All applets in this app are available bilingually (English and Traditional Chinese). Internet connection is needed to load the applets, which will be continually updated, added and rearranged. Please visit our Facebook page (www.facebook.com/hkgeogebra) for updates. GeoGebra is open source software developed by the GeoGebra Group, which consists of the non-profit organization International GeoGebra Institute and GeoGebra GmbH having their offices in Linz, Austria. The installers, web applications and services, and associated documentation are available at www.geogebra.org. This app complies with the “GeoGebra Non-Commercial License Agreement” stated in www.geogebra.org/licences. For commercial use of GeoGebra, please email to office@geogebra.org.
ARGEO Portable
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Just through the app, you can perform terrain simulation, mountain display and related teaching material in geography. ARGEO Portable allows teachers to share screens on remote teaching applications such as Zoom / Google Meet. - Account management The account system is divided into student and teacher accounts. The Student's account is under controlled by teacher account. - Terrain / Mountain builder Teachers and students are able to build unique terrain / mountains through friendly terrain builder interface. - Assignment and Blackboard System Teachers can create assignments for students to modify an existing terrain or make some notes from Blackboard. - Library System Teachers and students can share their spaces to each other - Distance Learning Under the popularity of distance learning, ARGEO Portable allows teachers to share the screen to online remote software. Detailed functions: - Measuring tools - Multiple preset terrains - Terrain build tools - Drawing tool - Marking tool - Augmented Reality mode - Terrain Appearance Tool - Terrain 3D model export function To access the full functions of the application, please contact us. (Email: info@avatech.hk) Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: gMath at none against ARGEO Portable's 3. gMath also leads on iOS requirement (9.0 vs 12.0). On price, update cadence, ads 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
Both are free to download. ARGEO Portable sells 3 in-app purchases, starting at $1.99 per month. gMath asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on October 24, 2026.
| Parameter | gMath | ARGEO Portable |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (1 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 18 MB | 222 MB |
| Age rating | 4+ | 4+ |
| Developer | BULL.B TECHNOLOGY LIMITED | Avatech Innovation Limited |
In-app purchases
gMath
No in-app purchases
ARGEO Portable
- Monthly Subscription Plan$1.991 Month
- Yearly Subscription Plan$21.991 Year
- Reset Quota$1.99









