Website review signalappsw.com
Generated on September 19 2026 15:39 PM
Old data? UPDATE !
The score is 66/100
SEO Content
Title
Signal - 端到端加密聊天软件、语音视频通话与群组聊天
Length : 30
Perfect, your title contains between 10 and 70 characters.
Description
Signal 是一款端到端加密聊天软件，支持文字消息、语音消息、图片、视频、GIF、文件分享、语音通话、视频通话和群组聊天。Signal 使用开源 Signal Protocol 保护消息与通话，并提供群组多人通话、用户名、电话号码隐私和多设备连接等通讯功能，适合个人聊天、家庭联系与小组沟通。
Length : 147
Great, your meta description contains between 70 and 160 characters.
Keywords
Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| type | website |
| site_name | Signal |
| title | Signal - 端到端加密聊天软件、语音视频通话与群组聊天 |
| description | Signal 支持端到端加密消息、语音视频通话、群组聊天、文件分享、用户名和电话号码隐私，并使用开源 Signal Protocol 保护通讯。 |
| url | https://signalappsw.com/ |
| image | /favicon.png?v=202609051824 |
| locale | zh_CN |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 7 | 5 | 3 | 0 | 0 |
- [H1] Signal 端到端加密聊天软件
- [H2] Signal 支持哪些聊天与通话功能
- [H2] Signal 消息、通话、群组与文件分享功能
- [H2] Signal 用户名与电话号码隐私
- [H2] Signal 无广告，由独立非营利组织运营
- [H2] Signal 的主要使用场景
- [H2] Signal 聊天软件常见问题
- [H2] 下载 Signal 聊天软件
- [H3] Signal Protocol 保护消息和语音视频通话
- [H3] 文字消息、语音消息与文件分享
- [H3] 语音通话与视频通话
- [H3] 图片、视频、GIF 与加密贴纸
- [H3] 群组聊天与多人通话
- [H4] 产品
- [H4] 资源
- [H4] 条款
Images
We found 16 images on this web page.
8 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio
Ratio : 35%
Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
Perfect! No underscores detected in your URLs.
SEO Keywords
Keywords Cloud
常见问题 图片视频gif english protocol 关于signal 支持文字消息语音消息图片视频gif文件分享语音通话视频通话和群组聊天消息与通话默认使用端到端加密并通过 signal 端到端加密聊天软件 端到端加密聊天软件语音视频通话与群组聊天 不展示应用内广告也不使用联盟营销signal
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| signal | 43 |  |
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| protocol | 4 | |
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| 常见问题 | 2 | |
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| 图片视频gif | 2 | |
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| 不展示应用内广告也不使用联盟营销signal | 2 | |
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Usability
Url
Domain : signalappsw.com
Length : 15
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is zh.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 4
Warnings : 8
Email Privacy
Great no email address has been found in plain text!
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
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Excellent, your website doesn't use nested tables. |
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Too bad, your website is using inline styles. |
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Great, your website has few CSS files. |
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Perfect, your website has few JavaScript files. |
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Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://signalappsw.com/sitemap.xml |
Robots.txt
https://signalappsw.com/robots.txt
Great, your website has a robots.txt file.
Analytics
Missing
We didn't detect an analytics tool installed on this website.
Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.
PageSpeed Insights
Device
Categories
Website Review Tool
This free SEO tool will help you analyze any website for technical errors and identify parameters that can be improved for more successful search engine rankings. To get started, enter the URL or domain name of the website you want to audit and click the Analyze button. The analysis result with recommendations will be available in 5-10 seconds