Here's a fact that reshapes how you should think about every business video you produce: 85% of social media video is watched without sound. On Facebook, Instagram, LinkedIn, and TikTok, the majority of your viewers have their phone on silent, their headphones not in, or they're in a public place. If your video communicates only through audio, you're losing most of your audience before they've had a chance to engage.
Captions vs Subtitles: What's the Difference?
- Subtitles translate spoken dialogue into text — traditionally used for foreign language content.
- Captions transcribe spoken dialogue for viewers who can't or choose not to listen — including sound effects and speaker identification for accessibility purposes.
For most Perth business video purposes, "captions" is the correct term — you're transcribing your own content for muted viewers, not translating it.
Why Captions Are Non-Negotiable in 2025
1. Most Social Video Is Watched on Mute
This applies to Facebook (85% muted), Instagram (60%+ muted), LinkedIn (many users view from offices without headphones), and even TikTok. If your video opens with someone talking but no text appears, muted viewers scroll immediately.
2. Captions Increase Completion Rates
Videos with captions see 12% higher watch time than those without, according to Facebook research. When viewers can follow along without sound, they're far more likely to watch to the end — which tells the algorithm your content is high quality.
3. Accessibility and Legal Compliance
Captions make your content accessible to Deaf and hard-of-hearing viewers. For Australian businesses producing public-facing content, accessibility is increasingly both an ethical obligation and, in some contexts, a legal requirement.
4. SEO and Searchability
YouTube indexes closed captions as text content, making captioned videos more discoverable in search. Uploading a proper caption file (SRT/VTT) improves your YouTube SEO with zero additional content effort.
Caption Styles for Social Media
Not all captions are created equal. For social media in 2025, the most effective style is:
- Large, bold, high-contrast text — readable on a small phone screen without squinting
- Word-by-word highlighting (karaoke style) — keeps eyes engaged with the text rhythm
- Short phrases per screen — 3–5 words max, not full sentences
- Branded colours — captions using your brand palette reinforce visual identity
CapCut, Premiere Pro, and DaVinci Resolve all support animated captions. For social content, animated word-by-word captions consistently outperform static subtitle-style text.
How Perth Businesses Should Implement Captions
- Social Reels and TikToks: Animated captions burned into the video file (not closed captions) — they display automatically without viewer action
- YouTube: Upload an SRT caption file separately — allows viewers to toggle them and improves SEO
- LinkedIn native video: Burned-in captions or LinkedIn's auto-caption feature (check accuracy before publishing)
- Website video: Closed captions with a visible CC toggle for accessibility compliance
Auto-Captions: Useful but Not Reliable
YouTube, LinkedIn, TikTok, and Instagram all offer automatic captions. They're remarkably accurate for clear speech — but they make errors with industry jargon, proper nouns, and Australian accents. Always review auto-generated captions before publishing. An uncorrected captioning error on a business video is embarrassing at best, misleading at worst.
Perth Content includes professional captioning on all social media video packages. Get a quote for your next video project.