gMath vs LingoTask
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.
LingoTask
This AI-powered platform helps English teachers manage assignments and track student progress. Students can practice pronunciation, vocabulary, and writing with instant AI feedback, enabling efficient self-directed learning anytime, anywhere.
- AI-powered essay grading
- Mispronunciation detection
- Vocabulary training games
- Teacher dashboard for assignment management
- Automatic AI correction
- Student progress tracking
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LingoTask is an AI-Powered e-platform for English teaching and learning which is integrated with: 1) Teacher's dashboard (webpage base) for teachers. 2) App for students. Teacher's Dashboard provides easy and simple management for teachers: - Just few clicks to create an assignment - Press a button to send out tasks - Automatic correction done by AI - Keep track on students’ progress Student's App enables self-directed learning: - Phone-level Mispronunciation Detection and Diagnosis (MDD) - Vacabulary training with mobile game features - Upload handwritten essay for AI grading - Receive instant feedback from AI for pronunciation and writing By using AI-Powered LingoTask, teachers can grade essays, dictation and speaking tasks quickly and accurately. This is especially beneficial for large classes with many students submitting their homeworks at once. With AI's instant feedback, student could study efficently any time, anywhere and as long as they like without carrying piles of exercise books!
Screenshots
Verdict
The clearest difference is iOS requirement: gMath at 9.0 against LingoTask's 15.0. 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.
gMath ships an update every 2 weeks, LingoTask every 10 days. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.
| Parameter | gMath | LingoTask |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (2 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 18 MB | 152 MB |
| Age rating | 4+ | 4+ |
| Developer | BULL.B TECHNOLOGY LIMITED | SpeechX Limited |
Customer experience
gMath
LingoTask
In-app purchases
gMath
No in-app purchases
LingoTask
No in-app purchases





