TONE云安全管家 vs About Subnet Mask
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TONE云安全管家
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云安全管家APP是绿盟科技官方开发的一款移动应用，是绿盟科技云化战略——T-ONE CLOUD的核心组件之一。为用户提供专业、强大稳定的云安全服务。让您随时随地获取服务信息，感知服务价值，了解资产设备的风险状况，同时建立多种便捷的支持与服务通道，让沟通更高效。帮助您全方位进行安全风险管理。 【功能介绍】 1.用户可以便捷、快速了解绿盟提供的服务信息和动态； 2.支持云服务的监控和管理，检测结果可视化展示，给您的安全业务带来全方位的关注； 3.实时接收告警事件及重大安全事件的提醒，发现问题及时解决； 4.多种便捷的支持与服务，售前电话咨询，工单与问题反馈在线提交，及时响应，让沟通随时随地；
About Subnet Mask
This utility tool calculates subnet masks based on IP and subnet inputs. It supports both IP and CIDR formats, determines class-based network numbers, and saves previous calculations for easy access. Users can also check the class of any IP address.
- Subnet mask calculation
- IP and CIDR format support
- Class-based network number calculation
- IP class checking
- Search history
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I believe. My App makes your life more valuable. You will be the greatest better than ever and shine with me. This is a Subnet Calculator. Enter your IP and Subnet. That is all! Subnet mask could write IP format or CIDR format. It also calculates the class-based network number. The search was saved at history and click to lead result. You can check the class of IP. Thank you. :) If there are any incorrect translations, please contact us by email at starlightlab14@gmail.com
Screenshots
Verdict
The clearest difference is ads: TONE云安全管家 at none against About Subnet Mask's shown. TONE云安全管家 also leads on iOS requirement (13.0 vs 15.0). About Subnet Mask's advantage is update cadence (every 9 days vs every 2 months). On price, 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.
TONE云安全管家 ships an update every 2 months, About Subnet Mask every 9 days. The most recent releases landed on October 5, 2026 and September 29, 2026 respectively.
| Parameter | TONE云安全管家 | About Subnet Mask |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 44 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | NSFOCUS Information Technology Co., Ltd. | Jaehwa Noh |
In-app purchases
TONE云安全管家
No in-app purchases
About Subnet Mask
No in-app purchases
