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AI Tool
SYNC 3 Review
SYNC 3 is an AI tool developed by sync.so for studio-grade lip-sync and visual dubbing, enhancing storytelling across languages and cultures.
1Utilizes a 16-billion parameter AI model for performance understanding.
2Supports over 95 languages with native 4K output and built-in super-resolution.
3Processes entire video shots globally to ensure long-range consistency and realism.
4Offers a freemium pricing model with usage-based costs starting at $0.133 per second for the SYNC 3 model.
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sync-3 at a Glance
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overview
What is SYNC 3?
SYNC 3 is an AI lip-sync and visual dubbing tool developed by sync.so that enables video content creators, film and television productions, and advertisers to achieve studio-grade lip-sync and visual dubbing. It utilizes a 16-billion parameter AI model to preserve emotion and performance across 95+ languages in 4K resolution. This advanced model processes an entire shot globally, generating all frames simultaneously to ensure consistency and realism, thereby bridging the gap between original and dubbed footage. Launched on Product Hunt on April 7, 2026, SYNC 3 represents sync.so's most advanced model release, designed to handle challenging video conditions such as close-ups, occlusions, extreme angles, and low lighting.
quick facts
Quick Facts
| Attribute | Value |
|---|---|
| Developer | sync.so |
| Business Model | Hybrid (Freemium with usage-based pricing for models) |
| Pricing | Freemium, starting at $5/month for Hobbyist plan; SYNC 3 model at $0.133 per second |
| Platforms | Web |
| Compliance | HIPAA aligned, SOC 2 certified |
| URL | https://sync.so/sync-3 |
features
Key Features of SYNC 3
SYNC 3 incorporates several advanced features designed to deliver high-fidelity visual dubbing and lip-sync. Its core architecture is built around a sophisticated 16-billion parameter AI model that understands and preserves the nuances of a speaker's performance. This model processes video content with a global understanding of a person throughout an entire shot, generating all frames simultaneously to ensure consistency and eliminate artifacts.
- 116 Billion Parameter AI Model: Designed to understand and preserve emotional performance.
- 2Global Shot Understanding: Processes entire shots at once for long-range consistency and realism.
- 3Obstruction Detection: Automatically handles objects blocking the face, such as hands or microphones.
- 4Extreme Angle Support: Works natively with challenging camera angles, including profile shots.
- 5Native 4K Output: Provides high-resolution video output with built-in super-resolution capabilities.
- 695+ Language Support: Enables visual dubbing across a wide array of international languages.
- 7Emotion and Performance Preservation: Maintains the original speaker's unique style and emotional integrity.
- 8Facial Region Regeneration: Regenerates the entire facial region to match new language articulation.
- 9Elimination of Chunk Boundary Artifacts: Prevents flickering and inconsistencies common in segment-based processing.
use cases
Who Should Use SYNC 3?
SYNC 3 is engineered for professionals and content creators requiring high-quality, realistic visual dubbing for various media. Its capabilities are particularly beneficial for scenarios demanding precise lip-sync and emotional fidelity across different languages.
- 1Film and Television Dubbing: For international productions requiring realistic lip-sync in dubbed versions.
- 2Advertising: For localizing commercials with natural-looking speech to resonate with diverse audiences.
- 3Content Creation: For creators aiming to visually dub videos across numerous languages while preserving original emotional integrity.
- 4Video Localization: For translating videos by accurately adjusting timing, articulation, and expression to match different sentence structures.
pricing
SYNC 3 Pricing & Plans
sync.so offers a freemium model for SYNC 3, with usage-based pricing for its advanced AI models and subscription plans that unlock higher quality, longer generation times, and discounts. A free trial is available, providing 3 generations per month with a maximum of 20 seconds per generation, without requiring a credit card.
- 1Hobbyist Plan: $5 per month, allowing 1-minute generations, 1 at a time.
- 2Creator Plan (Popular): $19 per month, allowing 5-minute generations, 3 at a time.
- 3Growth Plan: $49 per month, allowing 10-minute generations, 6 at a time.
- 4Scale Plan: $249 per month, allowing 30-minute generations, 15 at a time.
- 5SYNC 3 (4K intelligent) model: $0.133 per second of video at 25 frames per second.
- 6Lipsync-2-pro (4K) model: $0.083 per second of video at 25 frames per second.
- 7Lipsync-2 (HD) model: $0.04 per second of video at 25 frames per second.
competitors
SYNC 3 vs Competitors
SYNC 3 distinguishes itself in the visual dubbing market through its unique architectural approach and emphasis on studio-grade quality. It competes with several platforms offering video translation and lip-sync services, primarily by focusing on global shot understanding and robust handling of challenging video conditions.
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HeyGen↗
Specializes in generating realistic talking avatar videos from text or audio with perfectly synced lips and voices, offering a free AI lip sync tool.
HeyGen focuses on ease of use for creating marketing, training, and social media videos, similar to sync-3's broad application. It supports multilingual video creation, directly competing with sync-3's language capabilities.
2
Rask AI↗
A leading AI dubbing and localization platform that provides accurate lip-sync for translated videos, including multi-speaker support across over 130 languages.
Rask AI excels in video localization, directly competing with sync-3's multilingual storytelling focus. Its pricing model includes a free minute for lip-sync testing, aligning with sync-3's freemium approach.
3
ElevenLabs↗
Primarily known for advanced AI voice synthesis and cloning, it now integrates lip-sync to animate images and videos with highly realistic voices.
ElevenLabs leverages its strong voice AI capabilities to offer lip-sync, allowing users to create dynamic talking videos from images or existing footage, similar to sync-3's visual dubbing. Its focus on voice quality and cloning complements its lip-sync feature for enhanced realism.
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LipDub AI↗
Aims for 'Hollywood-grade quality' in AI lip sync, preserving fine facial details and supporting all languages with proprietary models.
LipDub AI directly competes with sync-3's 'studio-grade' claim by emphasizing high fidelity and dynamic movement across various conditions. It offers one-click AI translation and focuses on realistic articulation and performance, aligning with sync-3's understanding of performances.
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Frequently Asked Questions
+What is SYNC 3?
SYNC 3 is an AI lip-sync and visual dubbing tool developed by sync.so that enables video content creators, film and television productions, and advertisers to achieve studio-grade lip-sync and visual dubbing. It utilizes a 16-billion parameter AI model to preserve emotion and performance across 95+ languages in 4K resolution.
+Is SYNC 3 free?
SYNC 3 operates on a freemium model. A free trial is available, offering 3 generations per month with a maximum of 20 seconds per generation. Paid plans start at $5 per month for the Hobbyist Plan, and the SYNC 3 model itself costs $0.133 per second of video.
+What are the main features of SYNC 3?
Key features of SYNC 3 include a 16-billion parameter AI model for performance understanding, global shot understanding to ensure consistency, native 4K output with super-resolution, support for over 95 languages, and advanced handling of obstructions and extreme camera angles. It focuses on preserving emotion and regenerating the entire facial region for realistic visual dubbing.
+Who should use SYNC 3?
SYNC 3 is designed for film and television dubbing, advertising localization, content creation, and general video localization. Its target users include international production studios, marketing agencies, independent content creators, and anyone requiring high-fidelity visual dubbing across multiple languages.
+How does SYNC 3 compare to alternatives?
SYNC 3 differentiates itself from competitors like HeyGen, Rask AI, ElevenLabs, and LipDub AI through its unique global shot understanding architecture, which eliminates artifacts and ensures long-range consistency. It emphasizes studio-grade quality, a 16-billion parameter AI model for emotion preservation, and robust handling of challenging video conditions, offering native 4K output and support for over 95 languages.