Explainer videos have become one of the most effective ways to simplify complex ideas, introduce new products, and guide audiences through processes without overwhelming them. Whether animated, live‑action, or a mix of both, they’re designed to make information feel effortless. But there’s one question businesses often ask when planning a professional explainer video: Do you really need a professional voice over?
Below we explore why the voice behind your visuals matters more than you might think.
At their core, explainer videos are short, engaging pieces of content that break down information in a clear and accessible way. They’re used everywhere; from product launches and onboarding to marketing campaigns and educational content.
Explainer videos in the UK have grown rapidly as brands look for ways to stand out in crowded digital spaces. A well‑crafted explainer can boost conversions, reduce customer support queries, and help audiences understand your product or service in seconds rather than minutes.
But while visuals do a lot of the heavy lifting, the voice guiding the viewer is just as important.
When we talk about explainer video production, we often focus on animation style, scriptwriting, or music. Yet the voice over is the element that ties everything together. It shapes the following:
A strong voice over can make your message clearer, easier to remember, and more enjoyable to watch.
When creating an explainer video, you generally have two options:
This is the “grab a microphone and do it yourself” approach. It’s tempting, especially if you’re on a tight budget or timeline.
Pros:
Cons:
DIY audio can work for internal updates or small team communications, but for anything customer‑facing, it often falls short.
Hiring a professional voice over artist means bringing in someone trained to deliver your message with clarity, confidence, and character.
Pros:
Cons:
When you compare the two, it’s easy to see why most brands choose a professional for their professional explainer video. The difference in quality is immediately noticeable.
If you’re investing in explainer videos services, adding a professional voice over is one of the smartest decisions you can make. Here’s why:
Enhanced Clarity and Engagement: A trained voice artist knows how to guide listeners through information smoothly, making even complex topics feel simple.
Improved Brand Credibility: Audiences subconsciously associate polished audio with professionalism. A great voice over helps your brand feel established and trustworthy.
Better Pacing and Tone: Professionals understand how to match the rhythm of your visuals and script, ensuring the message flows naturally.
Higher Production Value: Even the best video can fall flat with poor audio. A professional voice over instantly elevates the entire production.
There are situations where DIY audio might be perfectly acceptable. For example:
In these cases, function comes first. But for most explainer videos, production is important. A professional voice over can make all the difference in shaping how people see your brand.
Selecting the right voice is just as important as deciding to use one. Here’s what to consider when choosing a professional voice over artist:
Tone and Style Fit: Do you want friendly and conversational? Corporate and authoritative? Warm and reassuring? The tone should match your brands personality.
Audience Demographic Match: Think about who you’re speaking to. A voice that resonates with your target audience will make your message more effective.
Accent and Delivery Pace: For explainer videos in the UK, many brands prefer a British accent, but that’s not a rule. Choose what feels right for your audience and message.
Professional Direction and Revision Support: A great voice artist will take direction well and offer revisions to ensure the final result is spot‑on.
Across the industry, some of the most successful explainer videos in UK campaigns, owe a large part of their impact to strong voice over work. Whether it’s a tech startup simplifying its onboarding process or a charity explaining its mission, the right voice brings clarity, warmth, and personality.
Brands that invest in explainer video services, consistently see better engagement and higher viewer retention, proof that the voice behind the visuals truly matters.
So, do explainer videos need professional voice overs? While it’s possible to go the DIY route, a professional voice over almost always enhances clarity, credibility, and overall impact. If you want your message to land with confidence, and your audience to stay engaged, a professional voice is one of the best investments you can make.
If you’re ready to elevate your next project, deVine Voices offers a diverse range of talented artists who can bring your explainer video to life. Explore our explainer video services and discover the perfect voice for your story.