Comparison

外网邮件 vs 须弥技术

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

外网邮件

Features

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外网邮件，是一款基于邮件安全的移动客户端，可实现邮件数据在移动端到服务器之间传输、存储过程全方位的安全保护。

About

须弥技术

Features

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须弥社区，fresns民间技术社区，专业fresns 二次开发，服务器运维，企业技术支持隐私协议:https://www.fireself.cn/portal/policies#privacy-tab 服务政策:https://www.fireself.cn/portal/policies#account-terms EULA（用户协议）:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

外网邮件3 screens

须弥技术4 screens

Verdict

The call

The clearest difference is in-app purchases: 外网邮件 at none against 须弥技术's 8. 外网邮件 also leads on ads (none vs shown). 须弥技术's advantage is update cadence (every 11 days vs every 2 months). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 须弥技术 sells 8 in-app purchases, starting at $3.99 per month. 外网邮件 asks for nothing beyond the download.

UpkeepUpdate frequency

外网邮件 ships an update every 2 months, 须弥技术 every 11 days. The most recent releases landed on September 13, 2026 and July 31, 2026 respectively.

Scorecard3 real differences · 3 level

外网邮件 versus 须弥技术: the parameters behind the verdict, then further details
Parameter	外网邮件	须弥技术
Price	Free	Free
Update frequency	Every 2 months	Every 11 days — better
Ads	No — better	Yes
In-app purchases	No — better	Yes
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	12.0 — better	13.0
Further details — not scored
Size	29 MB	127 MB
Age rating	4+	12+
Developer	ShenZhen AoLian Information Security Technology Co.,Ltd.	俊豪金