Troy Chaplin

ReadEase provides a simple, native Gutenberg block named Text Resizer aimed for block theme builders that gives site visitors control over text size. Theme builders can add the block to any template (header, footer, sidebar) via the Site Editor.
Built with accessibility in mind, this block helps your site meet WCAG 2.1 text resize guidelines while providing a seamless experience for visitors who need larger text.
<h4>Features</h4>
<ul>
<li>Multiple control styles – Choose from dropdown, buttons, slider, or minimal icons</li>
<li>Customizable label – Position on top, side, or hide completely with custom text</li>
<li>Flexible scale settings – Configure minimum/maximum scale (1.0x to 1.5x) and number of size steps (2-5)</li>
<li>Scale scope options – Apply scaling to full page or exclude template parts (header/footer)</li>
<li>Custom CSS selector – Target specific elements using advanced selector option</li>
<li>Mobile-only mode – Show controls only on mobile and tablet devices</li>
<li>Persistent preferences – Saves visitor choice via localStorage across sessions</li>
<li>Smooth CSS transitions – Animated scaling with reduced motion support</li>
<li>Fully accessible – Keyboard navigable with proper ARIA labels</li>
<li>Block theme support – Native WordPress color, spacing, and alignment controls</li>
<li>Theme customization – CSS custom properties for easy style overrides</li>
</ul>
<h4>Control Styles</h4>
<ul>
<li>Dropdown – Select menu showing percentage options (e.g., 100%, 125%, 150%)</li>
<li>Buttons – Row of “A” buttons in progressively larger sizes</li>
<li>Slider – Range input with small/large “A” labels at each end</li>
<li>Icons – Minimal button group with minus, reset (A), and plus controls</li>
</ul>
<h4>For Theme Builders</h4>
ReadEase integrates seamlessly with block themes. The block respects your theme’s color palette and typography, and provides CSS custom properties for advanced customization.
Customize the appearance in your theme CSS:
<pre><code>.wp-block-readease-text-resizer {
 --text-resizer-border-radius: 8px;
 --text-resizer-button-bg-hover: rgba(0, 0, 0, 0.1);
}
</code></pre>
See the full list of CSS custom properties in the <a href="https://github.com/troychaplin/readease" rel="nofollow ugc">GitHub documentation</a>.

ReadEase: Text Resizer

A Gutenberg block that lets site visitors resize text for improved readability and accessibility.

SEMrush CY LTD

For your content to be successful, it needs to be visible and engaging. SEO Writing Assistant—our smart editor tool—ensures that your text ticks both of these boxes by providing recommendations and improvements in real time.
The tool integrates seamlessly with WordPress and offers key readability and SEO suggestions based on the best-performing content in Google’s SERPs. Whether you’re writing your own copy or editing someone else’s, SEO Writing Assistant makes the end product as impactful and effective as possible—for readers and search engines.
<h3>Key Features</h3>
<ul>
<li>Readability: Use the Flesch-Kincaid score to assess and improve your text’s readability</li>
<li>Recommended Keywords: Receive semantically related keyword suggestions that can help boost your visibility</li>
<li>Tone of Voice: Ensure that your tone is smooth and consistent across your text</li>
<li>Plagiarism Check: Verify that your writer has submitted original content and avoid penalization</li>
<li>Rephraser: Rework pieces of text to improve quality, target different channels, or overcome writer’s block</li>
<li>Overall Score: Evaluate and maximize the SEO potential of your text based on key on-page factors</li>
</ul>
<h3>How Does It Work?</h3>
The SEO Writing Assistant plugin allows you to write, assess, and edit your content in WordPress.
To set it up, follow these steps:
<ol>
<li>Click “Download” at the top of this page. The plugin will automatically save as a .zip file.</li>
<li>Log in to the admin area of your WordPress account.</li>
<li>Find “Plugins” in the main menu, and click on “Add New”.</li>
<li>Find and click “Upload Plugin” at the top of the page and select the .zip file.</li>
</ol>
Once the plugin has been installed, it should be activated in your “Installed Plugins” list (if it isn’t, ensure that you do so). Go to the page or post you want to optimize and click on “Connect SEO Content Template” (you will need to be logged in to your Semrush account).
<h3>Limits</h3>
To use SEO Writing Assistant, you need to first specify your target keywords. This requires a Semrush account.
With a Free or Pro Semrush account, you can create one recommendation set (tied to a document) for a lifetime. Higher tier accounts have different keyword budgets depending on the subscription plan, as well as full access to the powerful Semrush Content Marketing Platform.
<h3>Technical details</h3>
Please be aware that the plugin uses a third-party code provided by the <a href="https://www.semrush.com/swa/" rel="nofollow ugc">Semrush SEO Writing Assistant</a> tool that is not reviewed by the WordPress team. To analyze your text, the plugin will send it to Semrush API where texts can also be stored for statistical analysis. To improve user experience, telemetry data is collected by Google Analytics.
See also
<a href="https://www.semrush.com/company/legal/privacy-policy/" rel="nofollow ugc">Semrush Privacy Policy</a> 
<a href="https://www.semrush.com/company/legal/terms-of-use/" rel="nofollow ugc">Semrush Terms and Conditions</a>

Semrush SEO Writing Assistant

The Semrush SEO Writing Assistant provides instant recommendations for content optimization based on the best-performing articles in Google's top 10.

ReadEase: Text Resizer vs Semrush SEO Writing Assistant