efX vs Matytalk
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
efX
Monitor the status and usage of your x-ray systems remotely. Track scan progress, view live data, and manage your devices from anywhere. Requires a North Star Imaging X-ray system and service agreement.
- View all x-ray systems at once
- Monitor system usage
- Track scan progress
- View live system data
- Enterprise management options
- Private mode for secure environments
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See the status of all your x-ray systems. Monitor your system usages on the go for maximum efficiency. Connecting your NSI x-ray system(s) with the app is easy. Simply download the app, scan the QR code in efX-DR and you’re ready to go! Once you and your system are registered, keep up to date with what your system is doing from anywhere. No need to stand next to your system to wait for that scan to finish. KEEP AN EYE ON THE BIG PICTURE • View all your x-ray systems at once • See which systems are currently in use. • Option for enterprise management of your x-ray systems and mobile devices STAY UPDATED • View live data for your x-ray systems. Keep up to date with the progress of your scans • See the status of your x-ray: progression, interruption, completion • Preview what your system is scanning. • Allows private mode setting for secure environments. A North Star Imaging X-ray system, efX software, and active NSI service agreement is required to use this app.
Matytalk
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Proven Educational System: Matytalk's curriculum has undergone eight years of market practice and iterative optimization, making it particularly suited for second language learners. This long-term development and improvement ensure the quality and adaptability of the teaching content, making the curriculum system mature, comprehensive, and efficient. High Standard Teaching Team: All instructors are native English speakers with at least five years of online English teaching experience and hold TESOL/TEFL certifications (Teaching English to Speakers of Other Languages/Teaching English as a Foreign Language). This strict selection criterion ensures high-quality instruction, enabling each student to learn effectively under professional guidance. Educational and Fun Learning Environment: Matytalk's course design fully implements digitalization and gamification through unique animated characters and interactive games, bringing students into real conversational scenarios. This immersive learning experience not only enhances students' language application skills but also effectively alleviates the tension and fear that might occur in one-on-one learning, enhancing children's natural integration and communication skills in language environments.
Screenshots
Verdict
The clearest difference is update cadence: Matytalk at every 5 weeks against efX's every 3 months. efX's advantage is iOS requirement (8.0 vs 12.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
efX ships an update every 3 months, Matytalk every 5 weeks. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.
| Parameter | efX | Matytalk |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 65 MB | 157 MB |
| Age rating | 4+ | 4+ |
| Developer | North Star Imaging, Inc. | 深圳久趣科技有限公司 |
In-app purchases
efX
No in-app purchases
Matytalk
No in-app purchases









