You generated your voiceover, dropped it into your video, and something feels off. The words are right. The pronunciation is fine. Yet it sounds like a computer reading a grocery list while other videos sound considered and alive.
The raw generation is only the starting point. Vois gives you the production path around it: preview a fitting voice, shape the script, arrange takes on a timeline, master the finished track, and export for the platform. The problem is rarely one bad line. It is usually a few skipped decisions between script and upload.
The five mistakes below are predictable, and each one has a practical fix. Start by treating the voice as material to direct and finish, not a file to export on the first pass.
Mistake 1: You Picked the Wrong Voice for Your Content
This is the one nobody thinks about, and it's the first thing your audience notices.
Imagine a deep, gravelly storyteller voice narrating a peppy tech review. Or a high-energy morning-show host guiding a meditation. The mismatch is jarring. Your brain registers that something is wrong before you can articulate why.
Voice selection is not about finding a "good" voice. It is about finding the right voice for the job. In Vois, start in the voice library, which groups 100+ voices across 21 categories, then preview a few options with a representative passage from your real script:
| Content Type | Voice Category | Why It Works |
|---|---|---|
| Tech tutorials | Educators | Clear, patient, explanatory tone |
| YouTube essays | Narrators | Measured authority, sustains over long form |
| Podcast intros | Broadcasters | Energetic, polished, attention-grabbing |
| Bedtime stories | Storytellers or Youth | Warm, inviting, gentle pacing |
| Game dialogue | Heroes, Villains, NPCs, or Creatures | Expressive, distinctive, personality-driven |
| Meditation | Mentors | Calm, grounding, unhurried |
Before committing, compare three candidates with the opening, a technical passage, and the close. The best choice should fit the whole piece, not just one flattering sentence.
Mistake 2: You're Skipping Mastering Entirely
This is the big one: raw AI audio is not finished audio.
It can have uneven volume, sharp sibilance (those harsh S and SH sounds), and dynamics that jump around. You would not publish the first draft of an article without editing. Apply the same standard to narration.
Vois turns the finishing work into a reviewable workflow:
- Choose a platform preset so the project starts from the destination's loudness target.
- Listen for harsh consonants and uneven level while the mastering chain applies LUFS normalization, de-essing, EQ, and limiting.
- Compare the mastered result against the video or reference track before exporting.
You do not need to memorize the engineering behind every processor. You do need to hear the result and decide whether it supports the story. The audio export feature keeps mastering and delivery settings in the same project as the script and timeline.
Mistake 3: Monotone Pacing from Giant Text Blocks
You pasted your entire 800-word script into one text field, hit generate, and got a flat wall of audio that sounds like someone reading a legal document at a deposition. No variation. No emphasis. No breathing room.
AI voices respond to text structure. A massive paragraph encourages an undifferentiated block of audio. Shorter, varied sections give the delivery room for rhythm and emphasis.
Break the script into sections that match your visual or narrative beats. Short paragraphs of one or two sentences create a distinct thought. Longer paragraphs let an explanation settle. Mixing them creates a more natural rhythm.
After generation, use the Vois timeline to add intentional pauses between sections. Leave a brief beat before a reveal and a longer one between major topics. Silence is pacing, not dead air.
Vary sentence lengths in the script itself. Ask a question, follow it with a short answer, then give the fuller explanation. Review each section against the visuals before moving to the next.
Mistake 4: You Accept the First Take and Move On
Would you publish the first photo you snap or ship the first draft of your code? Do not export the first generation without listening critically.
The timeline is where an acceptable take becomes a finished voiceover. Trim awkward silence at the beginning, tighten sluggish gaps, and add crossfades where clips meet.
Vois gives you a multi-track timeline with 50 levels of undo, so you can try an edit without losing the prior version. Generate in sections, lay them against the video, and listen through once while making notes. On the next pass, trim and adjust spacing. Then use headphones for a final check. That sequence makes the decisions visible instead of leaving them to chance.
Mistake 5: Wrong Export Settings for Your Platform
You mastered the audio, then exported at random settings, uploaded it to YouTube, and it sounded completely different: quieter than every other video, oddly compressed, or slightly distorted.
Every platform has loudness and format requirements. If your export misses the target, the platform may adjust it after upload.
| Platform | Loudness Starting Point | Peak Ceiling | Recommended Format |
|---|---|---|---|
| YouTube | Around -14 LUFS | -1.0 dB | MP3 320kbps or AAC |
| Spotify | Around -14 LUFS | -1.0 dB | MP3 320kbps or AAC |
| Apple Podcasts | Around -16 LUFS | -1.0 dB | MP3 192kbps+ |
| ACX/Audible | -23 to -18 dB RMS | -3.0 dB | MP3 192kbps CBR |
Vois includes export presets for these destinations. Treat the streaming rows as starting points, then review the uploaded result. For audiobook delivery, use the audiobook preset and verify the distributor's current RMS, peak, noise-floor, file, and metadata requirements. The export presets guide explains the choices in more detail.
The Amateur Workflow vs. The Professional Workflow
Let's put it all together. Here's what the typical amateur process looks like next to what it should look like:
| Step | Amateur Workflow | Professional Workflow |
|---|---|---|
| Voice selection | Pick the first voice that sounds okay | Match voice category to content type, test 3 options |
| Script preparation | Paste entire script as one block | Break into short paragraphs, vary sentence length |
| Generation | Generate everything at once | Generate in sections for pacing control |
| Post-generation | Export immediately | Edit on timeline: trim, space, crossfade |
| Mastering | None | Loudness normalization, de-esser, EQ, limiter |
| Export | Default settings, random format | Platform-specific preset with the appropriate loudness and format |
The amateur workflow is fast because it skips decisions. The professional workflow takes longer because it gives each decision a place: cast the voice, shape the script, review the sections, finish the audio, and export for the actual destination.
Put the Production Work Where You Can Review It
An AI voice is raw material, much like a first draft. Strong voiceovers go through selection, editing, mastering, and platform-specific export before anyone hears them.
Vois keeps that work in one desktop project: voice selection, script editing, timeline arrangement, mastering, and platform export. If you want a voiceover that earns the attention your video already worked for, Get started, then compare the current options on pricing.
Your voiceover does not sound amateur because it uses AI. It sounds amateur when the production work after generation is skipped. Fix the workflow, then let the delivery carry the idea.
The Vois Team