Top 10 — Ni más, ni menos

Avatares en video con IA y herramientas de práctica de presentaciones (AI Video Avatar & Presentation Practice Tools)

Cada recurso a continuación es 100 % gratis y verificado personalmente.

Enumerados en orden alfabético, y no clasificados por orden de importancia.

Elai.io AI Video Generator

Descripción: Generate avatar-led presentation video clips from written text scripts. Elai.io allows non-native professionals to review pitch rhythm, enunciation patterns, and script clarity before delivering live corporate presentations or asynchronous team updates.

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HeyGen AI Video Generator

Descripción: Transform written presentation scripts into structured AI avatar videos. Use digital presenters to audit your script pacing, evaluate sentence flow, and create asynchronous business updates without the pressure of live on-camera recording.

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Microsoft PowerPoint Speaker Coach

Descripción: Rehearse presentation slides inside PowerPoint for the Web with real-time automated feedback. The tool evaluates your vocal pitch variation, speaking speed, filler word usage, repetitive phrasing, and camera presence to assist your overall workplace delivery. Why It Is Free Tier: Full desktop application integration and offline features require a paid Microsoft 365 subscription. Free Tier Generosity: Highly generous on web. Anyone with a free Microsoft account can upload slides and rehearse presentations on PowerPoint for the Web, receiving real-time AI speech feedback on pacing, pitch, filler words, and repetitive language.

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Orai AI Speech & Public Speaking Coach

Descripción: Rehearse business speeches and presentation scripts with instant AI scoring. Orai measures your speech delivery across key metrics like vocal energy, pacing, pause management, and facial confidence to help you present effectively in corporate settings.

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Pitcherific Presentation & Pitch Coach

Descripción: Build, time, and rehearse business pitch scripts using structured templates and real-time pacing prompts. Pitcherific helps non-native speakers organize complex business ideas, monitor word count, and maintain an ideal speaking speed during presentations.

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Poised AI Communication Coach

Descripción: Track your speech during presentation rehearsals and virtual meetings with live AI analytics. Poised delivers discrete visual feedback on your speaking pace, conciseness, filler word frequency, talk-to-listen ratio, and body language in real time. Free Tier Generosity: Moderate. Provides a limited allocation of free meeting analysis minutes per week to track speech clarity, confidence, and pacing in live video calls.

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PromptSmart AI Speech Teleprompter

Descripción: Rehearse slide commentary and speeches using a voice-activated teleprompter. PromptSmart automatically scrolls your script as you speak, matching your personal reading pace and natural pauses to train steady, confident presentation delivery.

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Speeko AI Speech & Presentation Coach

Descripción: Practice workplace presentations and speeches with an interactive AI coach. Speeko delivers instant feedback on vocal cadence, pitch variation, filler word frequency, and enunciation, paired with targeted micro-lessons to improve your corporate delivery. Free Tier Generosity: Moderate. Free users receive basic speech recording analysis (pace and filler words) and introductory practice drills.

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Synthesia Free AI Video Generator

Descripción: Convert written corporate presentation text into digital AI video previews. Evaluate script structure, pronunciation clarity, and message pacing by listening to digital avatars articulate your custom text before presenting to colleagues or clients.

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Yoodli AI Speech Coach

Descripción: Rehearse corporate presentations, pitch decks, and town hall speeches in a private web-based environment. Yoodli provides automated AI feedback on your speaking pace, eye contact, filler word usage, and body language without the stress of practicing before a live workplace audience. Free Tier Generosity: Trial-level micro-access. The free Starter plan grants up to 5 total AI speech and roleplay practice sessions with full speech analytics (pacing, filler words, eye contact) without requiring a credit card.

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