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How to optimise your website for voice search

21st March 2025
Voice search has actually been around since 2008 when Google first introduced voice search on its mobile app for iphones, and has since continued to grow in use. Voice searches can be made from a range of devices including virtual assistants (e.g., Siri & Cortana), smart speakers (e.g., Google Nest & Amazon Alexa), and smartphones. Factoring in voice search optimisation into your SEO strategy has especially come to light recently with developments in AI search and featured snippets, as these typically appear for voice searches. Our blog will give you a rundown of how voice search works, how and why to optimise for it, so you can adapt your SEO strategy for a range of search mediums,, and how to track performance.

How does voice search differ from traditional search?

Although traditional searches have become longer and use natural language, voice searches tend to be more conversational, as if users were having a real-life discussion. For example, a user may type “Top 5 holiday destinations 2025” but verbally ask “What are the top 5 holiday destinations in 2025?”. Voice search queries tend to be informational, especially if a user makes a request via a smart speaker, or commercial if using another voice-assisted device such as a mobile phone. In comparison to traditional searches, voice searches produce more clear and concise results, often with AI Overviews and featured snippets. It’s also worth noting that a large portion of voice searches come from users who are on the move, particularly when using a mobile device, to get quick answers.

Voice search works through an automatic speech recognition (ASR) system, which translates speech to text as follows:

  1. An individual uses their voice to make a search such as “What is the best recipe for Mother’s Day?”
  2. AI will translate this speech into text, which search engines are able to process
  3. AI identifies a user’s search intent using natural language processing (NLP)
  4. Then, depending on the device a user is searching from, the answer is either verbally given back to the user, or provided in the form of typical search results including an AI Overview and SERP features.

What are the benefits of optimising my website for voice search?

One difficulty with voice search is that some people using smart speakers for voice search will be unlikely to investigate what source was used. For example, a user asking an Alexa “What is the best material to make a knitted jumper?” will not be able to click through to a website selling wool and be converted into a potential customer. So you may be asking the question, if appearing in voice search results may not lead to increased traffic on my website, why do I need to optimise for it?

Firstly, voice search covers a wide range of devices, not just Alexas or Echos, and secondly, the steps you would take to optimise your website for voice search are also helping to optimise your website for traditional searches. So improving your website’s SEO for voice search will likely come with many benefits such as appearing in SERP features and AI Overviews, and ranking well organically. Voice search is about capturing these users and drawing them into your website, as they may become customers, so it’s great to include this in your overall SEO strategy.

How to optimise your website for voice search.

Because questions used in typically written searches are becoming longer and more conversational, similar to voice searches, optimising the below elements for voice search essentially allows you to hit two birds with one stone. Matching search intent, including relevant keywords, adding schema where applicable, and optimising for local search and mobile will have positive effects on your rankings. Here are a few ways you can optimise your website’s SEO for voice search, whilst helping to enhance its general SEO performance.

 

Keywords and search intent

 

Keyword research enables you to understand your target audience and tailor your website’s content. You can find keyword opportunities through resources such as Google Search Console, Google Ads, or Google Analytics, as well as third-party tools such as SEMRush, Ahrefs, and Moz. It’s important to include long-tail keywords, conversational phrases, and semantic keywords to cover a range of relevant queries your audience uses to find your website’s products and services.

To strengthen your content strategy, match search intent to your content. If a user is searching for “the best Greek salad recipe”, they will likely be looking for recipe SERP features with the most appealing name, enticing description, and attractive image. The above query is an informational one, so if your business sourced fresh fruit and vegetables, you could add a recipe under blogs or a designated recipes folder. Along with this content, you should also include recipe schema, adding relevant data such as a title, description, optimised image, and reviews, to increase the likelihood of appearing in recipe SERP features.

 

FAQs and Schema 

 

As SERP features and AI Overviews are now in search results, the typical organic blue links that make up the top 10 results get pushed down the page. But as the screen on a mobile device is much smaller, users are likely to focus more on these top features in voice search results as opposed to website URLs. Therefore, it’s important to optimise your content, following a question-answer style while adding FAQs to pages where relevant. Alongside keyword research, you can see which questions users are searching by looking at the ‘People Also Ask’ SERP feature and looking at commonly asked questions in customer feedback.

Marking up your website’s content with a range of schema types will increase the likelihood of appearing in SERP features. Here, user-generated content (UGC) such as reviews and testimonials are great additions to your pages and schema as these make your site more credible, a factor that influences web rankings.

 

Optimise for local search 

 

As highlighted earlier in our blog, a large portion of voice searches made from a mobile device are by users who are on the move. These users are often making local searches, such as “What’s the nearest supermarket near me?” or “Where can I get my phone fixed?”. Therefore, to optimise your website for local SEO, make sure that your Google My Business profile is up to date, particularly if you have a physical store. Including location-specific landing pages on your website is also beneficial as these can rank for location-specific keywords in SERPs.

 

Mobile optimisation 


Due to Google’s mobile-first indexing approach, you need to make sure your website is up to scratch on mobile. Not only does a fast mobile site speed matter in Google’s eyes, but people using voice search, particularly when on the move, are looking for quick answers and quick buys. Users want to be able to find the information they are looking for easily on your site. Having a smooth, functional, and logical navigation on your mobile site plays a part in conversions. If a site is too slow, elements are unresponsive, or a user cannot find what they are looking for, they may simply leave the site.

How to track your website’s performance in voice search.

Although you aren’t able to directly see your website’s appearance in voice search results, there are various elements you can track to get an understanding:

 

  1. Featured snippets: as these features appear in voice searches, this can be a key indicator of your website’s visibility for voice search.
  2. Advanced Web Rankings and other search tracking tools: these tools allow you to see what keywords generate featured snippets, thus providing key insights into how you can optimise your content for voice search.
  3. Link Google Search Console to Google Analytics (GA4): as longtail keywords are used in voice search on mobile devices, this can give a good indication as to the searches being used and what pages of your site voice searchers are landing on.

Key takeaways

 

Appearing in voice search results isn’t an easy one-route path; Following a range of SEO tactics including question-answer style content, long-tail keywords and phrases, and schema markup as well as optimising your website for mobile and local search will improve your website’s performance in voice search results.

Want to learn more about how AI is changing search? Check out our AI Search and Innovation blogs, or contact one of our SEO experts today.

 

Georgina
17.03.25Article by: Georgina, Future Talent Graduate
Member

About Varn

Varn is an expert specialist SEO search marketing agency. Technical SEO * AI & Innovation; Data Analytics * Offpage SEO

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