IDMA vs Obexx Ring
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
IDMA
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Smart Handwritten Notebook is an intelligent digital hand drawn tablet product developed by Shanghai Chuangde Dayi Intelligent Technology Co., Ltd. It is mainly used as a conference assistant and can be shared and discussed with attendees through the notebook and large screen during meetings, and records can be retained; In addition, it can also be used for content writing, drawing, and other methods. Access video link address: https://www.ixigua.com/7382848233963290658
Obexx Ring
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Obexx Ring is a health and wellness app, exclusively built for your smart ring. It helps you effortlessly track your daily activity, sleep duration, and workout performance. From daily step counts to vitality trends, it offers a multi-dimensional reference of your wellness data, helping you better understand your lifestyle habits. Take a step towards a more energetic you. Disclaimer: This app and the companion ring are intended for health and wellness purposes only. They do not provide any medical diagnosis, treatment, or disease prevention advice. All data is for reference only. Please consult a qualified physician for any health concerns.
Screenshots
Verdict
The clearest difference is device support: IDMA at 4 against Obexx Ring's 2. IDMA also leads on iOS requirement (12.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IDMA ships an update weekly, Obexx Ring every 4 days. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.
| Parameter | IDMA | Obexx Ring |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 4 days โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod, Mac โ better | iPhone, iPod |
| Requires iOS | 12.0 โ better | 15.6 |
| Further details โ not scored | ||
| Size | 44 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | SHANGHAI CREATIVE IDEA ELECTRONIC CO. LTD | ๆทฑๅณๅธ้ๅคงๆบ่ฝๅๆฐ็งๆๆ้ๅ ฌๅธ |
In-app purchases
IDMA
No in-app purchases
Obexx Ring
No in-app purchases
