Tests d'outils

Florence Vallet
Dernière mise à jour : 29/01/2025
Writesonic, one of the most recognized AI tools, has been around for a while and is known for its extensive capabilities.
It is designed for marketing-focused content generation, with an emphasis on growth.
It helps create content for articles, emails, and blogs, and also includes SEO analysis.
Let’s take a closer look to see if it is as practical as it claims or if there is a catch.
In summary: WriteSonic is an AI-powered content tool for creating articles, ads, social media posts, and more. It includes customizable templates, keyword research tools, and an intelligent assistant (ChatSonic). The platform also offers a Chrome extension.
What is WriteSonic?
As I mentioned earlier, WriteSonic is a tool primarily focused on writing with the assistance of an AI generator, which combines the strengths of ChatGPT, Claude, and its proprietary algorithm.

Unlike tools limited to specific platforms like LinkedIn or Instagram, WriteSonic offers a wide range of content creation options.
Its main feature is content generation, but it also offers several other useful features, such as document research, article writing, and SEO optimization.
WriteSonic can help you craft ad texts, develop responses to customer inquiries, and even generate content for email marketing.
With so many features available, it is essential to delve into the details to understand how each one works and how it fits into the format of each platform.
Advantages and Disadvantages of WriteSonic
Before exploring the features of WriteSonic and their benefits, here is a quick summary of the main advantages and disadvantages based on the thorough tests we have conducted on its major features.
Advantages:
Generous trial credits: credits offered to explore the features without restrictions.
Robust writing tools: effective for creating quality content.
Multilingual support: generates content in multiple languages for a global audience.
Versatility: easily adapts to blog, marketing, or social media formats.

Disadvantages:
Limited credits on the free trial: advanced tools require a subscription.
Complex pricing: plans vary depending on features.
Slow response times: larger requests may take longer to process.
Inconsistent performance of the Chrome extension: issues with specific formats like LinkedIn posts.
Features of WriteSonic
Let’s now explore the key features offered by WriteSonic and how they cater to different user profiles.
While it is primarily a writing tool, WriteSonic includes a variety of additional features tailored to various needs.

For example, whether you are a blog writer or a business looking to enhance your website content and improve your SEO, WriteSonic has something to offer.
Below, we will break down the main features and identify those who can benefit the most.
1. Generate Content with AI
The core of WriteSonic lies in the fact that AI does most of the writing work for you in a matter of minutes.
It generates content for various uses, including ads, social media posts, blog articles, emails, video scripts, and e-commerce content.
Essentially, it can assist you with any type of written content you may need.
The content generation feature is incredibly versatile, adapting to multiple platforms and content types, ranging from LinkedIn posts to blog articles and YouTube video scripts.
The first feature I tested, which I found particularly interesting, was article writing.

When writing an article, WriteSonic first asks you what type of article you want—whether it’s a quick text or something more detailed, like a 10-step guide (500 to 5000 words).
Once you start creating content, the AI follows a structured process to ensure that the result is comprehensive.
You can also specify how much information you want to include and provide details about your target keywords, whether they are primary or secondary.
One of the most impressive aspects is the thorough research that WriteSonic conducts before generating the content.

It analyzes your competition, researches relevant keywords, and ensures that your article is optimized for search engines.
After gathering all the necessary information, it drafts a structured outline with H1, H2, and H3 headings, helping you visualize the content structure before you start writing.
Once everything is in place, you click "Generate," and it begins writing the article.
In my case, it took only 5 minutes to generate a 3000-word article—something that would normally take me hours.

Although this content generation tool is extremely powerful, it should be noted that most of these features, especially for blog articles, are reserved for paid plans.
The second feature I wanted to try was the LinkedIn post generator.
Unfortunately, this feature is not available on the free plan and requires an upgrade.

In conclusion, WriteSonic offers a wide range of tools for creating content across various platforms, from social media to blogs.
Its AI-powered assistance is a valuable resource, especially for those who are not writing experts or who need help speeding up the content creation process.
For beginner writers who need help translating a blog, generating a structure, or creating a brief, WriteSonic can prove extremely useful. This tool can be of great assistance for those just starting in content writing.
However, it is important to note that the tool lacks a certain human touch, even though they claim to have integrated it.
Also, be aware that some of the most useful features are only available through paid plans.
2. Optimize SEO Content
The second feature that intrigued me and that I wanted to test was its SEO capabilities.
Unlike basic writing tools, WriteSonic integrates SEO functions to refine your content to improve its performance on search engines.
When generating content, WriteSonic provides a keyword research tool that shows the search volume and potential traffic for different keywords.

It is an all-in-one SEO toolkit that not only helps you write content but also ensures that it is optimized for ranking.
Here are some of the SEO-focused features that WriteSonic offers:
Keyword Research Tool: helps you check the search volume and potential traffic for keywords, guiding you in choosing terms that will enhance your content's ranking.
SEO Checker: after writing, you can analyze your content using WriteSonic’s SEO checker. It provides suggestions for keyword optimization, readability improvements, and structural changes to enhance search engine friendliness.
Topic Clusters: helps you create topic clusters around your main keyword, which is ideal for building a comprehensive content strategy. This enhances your SEO by increasing internal links and content depth.
Content Gap Analysis: analyzes the competitive landscape to identify gaps in your content. This helps you find areas where your competitors have better coverage so you can fill those gaps and remain competitive.
Integration with Google Search Console: for advanced users, WriteSonic integrates with Google Search Console to review your site’s SEO performance and adjust your content strategy accordingly. This feature is only available with a paid plan.

The integration of SEO tools in WriteSonic enhances the power of the platform as it goes beyond mere content creation.
In addition to the keyword research tool, WriteSonic also offers integration with Google Search Console, but this is only available with a paid subscription.
These are valuable features, but it is important to note that they do not replace tools like Ahrefs or SEMrush, which take SEO to the next level.

If you are a beginner and do not have much knowledge of SEO, WriteSonic’s SEO features are a great starting point. They can save you time and effort while ensuring that your content is optimized for search engines.
However, for free plan users, many of these tools are locked behind a paywall, so keep that in mind when considering WriteSonic for your SEO strategy.
3. AI Chat Assistant ChatSonic
Another notable feature of WriteSonic is ChatSonic, an AI-powered chat assistant that provides valuable tools for market research, competitive analysis, content idea generation, and even detailed reports on websites.
ChatSonic is designed to help you delve into various aspects of your content strategy and marketing efforts.
It is essentially an AI assistant where you can ask questions and make requests simultaneously.

Whether you are looking to generate content ideas or conduct market research, ChatSonic offers a comprehensive solution.
One of its most impressive features is its ability to refine your content in real time.
When generating content ideas or analyzing websites, ChatSonic can suggest ways to improve the messaging, tone, and overall effectiveness of your text. It’s not just about creating content; it’s about enhancing it to resonate with your target audience.
Here’s a closer look at how it works:
Market Research & Competitor Analysis:
Helps identify trends and competitors.
Requires precise queries for the most relevant results.
Content Idea Generation:
Analyzes existing content to generate new ideas.
Provides a list of missing topics.
Refines ideas based on specific parameters.
Detailed Reports:
Analyzes websites.
Provides reports on structure, strengths, and areas for improvement.
Ideal for competitive research and site audits.
Content Refinement:
Rephrases and humanizes content.
Adjusts tone (formal/informal) or aligns with brand voice.
Enhances overall content effectiveness.
Versatility of Output:
Generates various content formats: text, summaries, video suggestions, etc.
Customizable based on specific content needs.

The beauty of ChatSonic lies in its ability to prioritize tasks and produce results efficiently.
It’s like having a smart and responsive assistant that helps with everything from content strategy to refinement, giving you more time to focus on what really matters: creating great content.
In our case, we tested it by requesting a study of the best AI tools for LinkedIn. It generated a document with a benchmark and ranking.

However, since it does not specify its sources, it is always important to verify and analyze the information before considering it validated.
Although it is incredibly useful, it is important to note that, like other features of WriteSonic, access to the full capabilities of ChatSonic is often contingent on paid plans.
4. Content Templates
In fourth place, we have content templates.
These templates serve as quick-start tools for generating various types of content, ranging from blog articles to social media posts and advertisements.
The key advantage of these templates is that they streamline the content creation process, saving you time while ensuring good structure and high quality of your content.
The templates come with predefined formats and suggestions, making it easier for users—especially those who are new to content creation—to quickly produce well-structured and engaging content.
Whether you are writing a product description for an e-commerce site, creating an email campaign, or drafting a blog article, WriteSonic's templates help you get started with a professional layout.
Here are some use cases where the templates shine:

Marketing & Advertising Copywriting: templates for creating catchy and relevant ad copy.
SEO-Optimized Blog Articles: predefined formats that help optimize your blog content for SEO.
Social Media Posts: templates for creating social media content for platforms like LinkedIn, Twitter, and Instagram.
Email Campaigns: templates for newsletters, sales emails, and customer engagement emails.
Video Scripts & Content: templates for creating video scripts for YouTube, Instagram Reels, and more.
In terms of practicality, I personally tried the LinkedIn post generation template.
Although it is extremely useful, it is important to note that some templates, like the one for LinkedIn posts, are reserved for the paid plan.
While the basic version of WriteSonic offers a wide range of free templates, unlocking the full features often requires a subscription.

The templates are well-designed to address specific content creation needs, making them perfect for both individuals and businesses looking to improve their content production.
However, it is important to keep in mind that while the templates can save considerable time, you still need to customize the generated content to match your brand's tone and target audience.
WriteSonic Chrome Extension
Lastly, the WriteSonic Chrome extension is one of the standout features you unlock after creating an account. This tool allows you to write text directly on platforms like emails, LinkedIn, or Notion documents without switching tabs.
I tested the extension in two specific scenarios to assess its effectiveness and outcomes:

Test 1: LinkedIn Posts
I first tried using the extension on LinkedIn, primarily because the style and tone required for LinkedIn posts are very particular.
After giving a directive, the tool offered me different voice tone options, ranging from formal and professional to casual, empathetic, or even playful.
I tested two tones and here’s what I noticed:
The extension succeeded in creating a draft post, but the content felt very generic, lacking a personal touch and noticeably feeling like AI.
The text is short and formatted into long paragraphs, which is not ideal for LinkedIn, where clear, concise, and structured sentences perform better.
Hashtags are automatically added, which isn’t always appropriate. Current LinkedIn posts tend to prioritize quality content over hashtag-heavy formats.

Test 2: Email Replies
I also tested the extension’s functionality for email replies, aiming to see if it could save time while maintaining quality.
When replying to an email, the WriteSonic extension activates automatically, allowing you to set a tone and generate a draft directly within the email interface.
In this case, you can choose a voice tone, and there are also features to adjust specific words or open the full WriteSonic editor.
Here are some key observations:
The tool responds to the context of the received email.
However, the tone feels too robotic, requiring almost as much time to polish the draft as it would take to write a response from scratch.
The generated response includes your previous signature and integrates the prompt you provided, which can seem redundant or generic.
There is also an option to enhance specific words or open the WriteSonic editor for more detailed writing.

In summary, the WriteSonic Chrome extension is a great tool if you are looking to save time on basic projects or need a starting point for your writing.
However, it struggles to adapt to more nuanced or personal tones.
If the tool could learn from your specific writing style and refine its tone accordingly, it would be much more effective.
The verdict: Is WriteSonic the right choice for you?
WriteSonic is undoubtedly a powerful content generation tool, offering an impressive range of features tailored to diverse needs.
Whether you are a freelancer, a small business owner, or part of a larger marketing team, WriteSonic's capabilities—from SEO optimization to AI-powered chat assistance—can significantly enhance your productivity and the quality of your content.
However, its full potential relies on paid plans, which means that users on the free plan will find themselves limited when trying to access advanced tools such as keyword research, detailed SEO optimization, and certain templates.
If you are ready to invest in a subscription, WriteSonic can become an all-in-one solution for your content needs, saving you time and improving your content strategy.
This can lead to content that seems somewhat similar, lacking authenticity and human touch.
Ultimately, the decision depends on your specific needs and budget.
If you frequently create content and value automation and SEO features, WriteSonic is worth considering.
For casual users or those just starting out, the free plan is a good starting point to test the platform before committing to a paid plan.
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