FusionMobile vs About Subnet Mask
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FusionMobile
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FusionMobile是超聚变数字技术有限公司推出的移动运维软件，提供数据中心服务器设备的全天候运维服务。您可以随时随地使用智能手机深入查看数据中心服务器设备运行情况。当发生关键事件时，您可通过自助建单、智能客服及拨打400技术支持电话等多种方式快速求助，我们在线运维专家将快速响应 ，为您解决紧急事件，保障您业务的长期稳定运行。
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: FusionMobile at none against About Subnet Mask's shown. About Subnet Mask's advantage is update cadence (every 9 days vs monthly). On price, in-app purchases, device support and iOS requirement 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.
FusionMobile ships an update monthly, About Subnet Mask every 9 days. The most recent releases landed on September 28, 2026 and September 29, 2026 respectively.
| Parameter | FusionMobile | About Subnet Mask |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly | Every 9 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 126 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | xFusion Digital Technologies Co., Ltd. | Jaehwa Noh |
In-app purchases
FusionMobile
No in-app purchases
About Subnet Mask
No in-app purchases
Questions
Is FusionMobile free?
Is About Subnet Mask free?
Do FusionMobile or About Subnet Mask have ads?
Which is updated more often, FusionMobile or About Subnet Mask?
Other comparisons
