✓ Hei.io
AI Video & Audio Dubbing Software
AI-powered dubbing and captioning tool that translates video/audio into 140+ languages with natural voiceovers.
Why we recommend them
Hei.io automates video and audio localization with auto-generated captions, subtitles, and AI dubbing across 140+ languages and 440+ voices. It's built for content creators, marketers, and teams localizing YouTube videos, tutorials, and marketing content. Additional features include voice cloning and synced exports in MP4, MP3, and SRT formats.
✓Free trial available before subscribing
✓Voice cloning feature to preserve original voice across translated languages
✓Supports 140+ languages with auto-sync captions and subtitle export (SRT/VTT)
What we actually verified
8.5/10 TrustScore—Money-back guarantee verified
✓Free trial available“…captions, translated subtitles, clone voices and much more. Start Free Trial Now Start Free Trial Now Start Free Trial Now Start ”
✓Reachable customer service“…esitate to contact us if you have any questions. Via Email: [email protected] HeiTech Oy/Ltd Business ID: 3280382-8 Pukinmäenaukio”
✓No fine-print return conditions
✓No unrealistic claims detected
Vetted 2026-07-21 · How we vet →
Common questions about Hei.io
Is Hei.io legit and safe to buy from?
Yes — Hei.io passed the WhatiseBrokering.com vetting checklist (try before you buy, no fine-print returns, a real way to reach them, realistic claims only) before being listed. We remove companies that stop meeting the standard.
Can I try Hei.io before committing, or get my money back?
Every company in our directory must offer a free trial or, at minimum, a 7-day money-back guarantee from the day your product arrives — with no fine-print return conditions like "unopened" or "original packaging". Hei.io met this requirement at the time of vetting.
How do I reach Hei.io if something goes wrong?
Hei.io publishes a real customer-service contact (phone or email) — that's a listing requirement. If you can't get a response, tell us at [email protected] and we'll review their listing.
Why is Hei.io listed on WhatiseBrokering.com?
We discovered and vetted Hei.io ourselves. They don't pay us anything — they're listed purely because they meet the standard.
Had a bad experience with Hei.io?
This directory only works if every listing keeps earning its place. If Hei.io didn't live up to the standard — refused a return, unreachable support, misleading claims, anything — tell us. We'll re-review them against our vetting criteria, and if they're not abiding by our rules, we remove the listing. No exceptions, no pay-to-stay.