# InfiniteTalk vs sync. labs (sync.so)

InfiniteTalk 每月有 4,135 次造訪，月增率 -29.4%，定價模式為付費。sync. labs (sync.so) 每月有 250,817 次造訪，成長率 +15.7%，定價模式為 Usage-based (per frame/second) + monthly plans。

| 指標 | [InfiniteTalk](https://openaitools.app/tw/tool/infinitetalk) | [sync. labs (sync.so)](https://openaitools.app/tw/tool/sync-so) |
| :--- | :--- | :--- |
| 網站網址 | https://www.infinitetalk.com | https://sync.so |
| 分類 | AI 唇形同步生成器, AI Video Generator, AI 虛擬人影片生成器, AI 配音 | AI 唇形同步生成器, AI 影片剪輯工具, AI 配音, AI API |
| 定價模式 | 付費 | Usage-based (per frame/second) + monthly plans |
| 每月造訪次數 | 4,135 | 250,817 |
| 月成長率 | -29.4% | +15.7% |
| 主要市場 | 越南 | 美國 |
| 直接造訪 | 1,678 | 152,042 |
| 評論分數 | 4.2 | 4.4 |
| 收藏數 | 0 | 1 |
| 支援平台 | 網站 | 網站 |

## InfiniteTalk

InfiniteTalk is an AI lip-sync and talking-video generator that turns a single photo or an existing clip into a full-body, audio-driven performance. Its sparse-frame engine synchronizes lips, head motion, posture and micro-expressions, and it is built for long-form output such as podcasts, audiobooks and lectures where most lip-sync tools break down.

**價格與方案:** Credit-based, in two parallel formats. One-time credit packs cost $9.9 (90 credits), $49.9 (670), $99.9 (1,610) and $199.9 (3,630), with effective rates from about $0.11 down to $0.055 per credit; those credits never expire. Monthly subscriptions use the same tier prices — $9.9, $49.9, $99.9 and $199.9 per month — but grant more credits each month (roughly 100 to 4,440). Commercial use licenses begin at the Pro tier, and payments run through Stripe.

- **State-of-the-art lip accuracy:** Synchronizes mouth shapes with the exact phonemes of your audio using phoneme-to-viseme mapping, so every syllable lines up with the visual movement.
- **Infinite-length generation:** Generate hour-long videos — podcasts, audiobooks, lectures — with no technical duration limit and no drop in character consistency.
- **Full-body synchronization:** Head motion, torso posture and micro-expressions are animated alongside the lips for a cohesive full-body performance rather than a floating mouth.
- **Stable, artifact-reduced output:** The sparse-frame engine suppresses the hand, torso and facial warping that plagues many multi-talk and talking-head models, keeping the avatar solid throughout.
- **Multiple creation modes:** Upload a portrait photo, animate a still image, dub an existing clip, or hold a multi-person conversation with several characters in one video.
- **Built-in text-to-speech:** Type a script and let the built-in text-to-speech engine voice it, or upload your own recording, song or voice track as the driver.

**優勢:** Infinite-length output with no hard duration cap, unusual among lip-sync tools; Full-body synchronization covers head, torso and hands, not just the mouth; Sparse-frame engine produces notably stable, artifact-light avatars; Four creation modes: photo animation, video dubbing, multi-person talk and text-to-speech

**限制:** Credit consumption rises quickly with longer videos and higher resolutions; The most advanced batch-processing and bulk features sit behind the $199.9 Enterprise tier; No free trial is advertised, so testing requires at least the $9.9 Starter pack; Long-form renders can take a while and are handled asynchronously in the dashboard

[Profile (Markdown)](https://openaitools.app/tw/tool/infinitetalk.md)

## sync. labs (sync.so)

sync. labs (formerly sync.so) is an AI lip sync and visual dubbing platform that retimes an actor's mouth and facial performance to any audio track. It pairs a browser-based Studio with an AI Assistant, NLE plugins for Premiere Pro and DaVinci Resolve, a ComfyUI node and a REST API, so teams can localize a performance into 29 languages while keeping the original delivery intact.

**價格與方案:** Usage-based pricing on top of a subscription. Verified plans from the pricing page: Hobbyist $5/mo (1 min videos, 3 concurrent jobs, 3 voice clones), Creator $19/mo (5 min, 10 concurrent, 5 voice clones, active speaker detection, no watermark), Growth $49/mo (10 min, 20 concurrent, 15 voice clones, 5% usage discount, 3 seats), Scale $249/mo (30 min, 50 concurrent, 50 voice clones, 20% usage discount, 5 seats, batch API). Generation is metered per frame — for example lipsync-2 at $0.002/frame (~$0.05 per second at 25 FPS) up to sync-3 at $0.00533/frame (~$0.133 per second) — while dubbing is about $0.10 per second of audio ($6/min) and text-to-speech about $0.004 per second ($0.24/min) on the entry tiers. Enterprise pricing is by contact for customization, dedicated support and negotiated rates.

- **Advanced lip sync models:** A model lineup spanning sync-3, lipsync-2-pro, lipsync-2 and react-1, handling side faces, occluded mouths, multiple faces per frame, low light and fast camera movement, up to 4K ProRes footage.
- **Visual dubbing in 29 languages:** Keep the original performance and delivery while replacing the dialogue language, so a single shoot can serve global markets without reshooting the actor.
- **Text-to-speech and voice cloning:** Generate the new voice track inside the platform or bring your own TTS API key; plan tiers include a set number of custom cloned voices.
- **Studio timeline plus AI Assistant:** A frame-accurate editor for cut, trim and split work, alongside a guided assistant where you describe the change you want and it configures the generation.
- **Pipeline integrations and API:** Premiere Pro plugin, DaVinci Resolve plugin, ComfyUI node, REST API and SDKs, with a Batch API for launching hundreds of videos in one call.
- **Watermark verification:** Proprietary watermarking lets you upload a video and check whether it was modified using sync.'s technology, supporting provenance and rights checks.

**優勢:** Handles production-grade edge cases other lip sync tools struggle with: side profiles, occluded faces, multiple faces, low light and fast motion; Multiple access paths — web Studio, AI Assistant, Premiere Pro and DaVinci Resolve plugins, ComfyUI node and full API — so it fits existing pipelines; Very wide language coverage for dubbing (29 languages) paired with in-platform voice cloning or bring-your-own TTS; Fine-grained, consumption-based metering means you are billed for what you actually generate rather than buying opaque credit bundles

**限制:** Costs stack up: a plan fee plus per-frame, per-second dubbing and per-second TTS charges can be hard to predict for high-volume projects; Entry-level Hobbyist tier is limited to 1-minute videos and 3 concurrent jobs, which is tight for real production work; Cheapest rates only unlock on the Scale plan, so heavy users on lower tiers pay noticeably more per frame; Voice cloning quotas are plan-gated (3 to 50 voices), which can constrain multi-language casting at lower tiers

[Profile (Markdown)](https://openaitools.app/tw/tool/sync-so.md)

## 常見問題

### InfiniteTalk 與 sync. labs (sync.so) 的每月流量相比如何？

InfiniteTalk 每月有 4,135 次造訪，而 sync. labs (sync.so) 有 250,817。流量估算反映受眾規模，並非產品品質。

### 兩者的成長率相比如何？

InfiniteTalk 的月增率為 -29.4%；sync. labs (sync.so) 為 +15.7%。

### 價格相比如何？

InfiniteTalk：付費。Credit-based, in two parallel formats. One-time credit packs cost $9.9 (90 credits), $49.9 (670), $99.9 (1,610) and $199.9 (3,630), with effective rates from about $0.11 down to $0.055 per credit; those credits never expire. Monthly subscriptions use the same tier prices — $9.9, $49.9, $99.9 and $199.9 per month — but grant more credits each month (roughly 100 to 4,440). Commercial use licenses begin at the Pro tier, and payments run through Stripe. sync. labs (sync.so)：Usage-based (per frame/second) + monthly plans。Usage-based pricing on top of a subscription. Verified plans from the pricing page: Hobbyist $5/mo (1 min videos, 3 concurrent jobs, 3 voice clones), Creator $19/mo (5 min, 10 concurrent, 5 voice clones, active speaker detection, no watermark), Growth $49/mo (10 min, 20 concurrent, 15 voice clones, 5% usage discount, 3 seats), Scale $249/mo (30 min, 50 concurrent, 50 voice clones, 20% usage discount, 5 seats, batch API). Generation is metered per frame — for example lipsync-2 at $0.002/frame (~$0.05 per second at 25 FPS) up to sync-3 at $0.00533/frame (~$0.133 per second) — while dubbing is about $0.10 per second of audio ($6/min) and text-to-speech about $0.004 per second ($0.24/min) on the entry tiers. Enterprise pricing is by contact for customization, dedicated support and negotiated rates.

## 替代方案

| # | 工具名稱 | 每月造訪次數 | 月成長率 | 定價模式 | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [HeyGen](https://openaitools.app/tw/tool/heygen) | 7,000,070 | +9.4% | 免費增值 | 業界領先的 AI 影片平台，提供專業的多語言影片翻譯與錄音室級的對口型同步。 | [.md](https://openaitools.app/tw/tool/heygen.md) |
| 2 | [Digen AI](https://openaitools.app/tw/tool/digen-ai) | 3,205,992 | -14.1% | 免費 | 免費 AI 影片生成器，支援脣形同步與多語言配音 | [.md](https://openaitools.app/tw/tool/digen-ai.md) |
| 3 | [Synthesia](https://openaitools.app/tw/tool/synthesia) | 1,804,463 | +7.5% | 免費增值、需聯絡報價 | 用 AI 虛擬人物從文字生成 140 多種語言的專業影片 | [.md](https://openaitools.app/tw/tool/synthesia.md) |
| 4 | [Vozo AI](https://openaitools.app/tw/tool/vozo-ai) | 405,317 | -10.3% | 免費增值、需聯絡報價 | 為現有影片提供強大的影片在地化、語音複製與精準的對口型同步功能。 | [.md](https://openaitools.app/tw/tool/vozo-ai.md) |
| 5 | [LipSync.video](https://openaitools.app/tw/tool/lipsync-video) | 266,204 | -11.9% | 免費 | AI 嘴型同步與影片創作工作室，讓照片與虛擬分身開口說話 | [.md](https://openaitools.app/tw/tool/lipsync-video.md) |
| 6 | [Perso AI](https://openaitools.app/tw/tool/perso-ai) | 137,383 | -12.8% | 免費增值、免費試用、付費、需聯絡報價、免費 | 結合配音、虛擬人物與即時翻譯的多語言 AI 平台 | [.md](https://openaitools.app/tw/tool/perso-ai.md) |
| 7 | [JoyPix.ai](https://openaitools.app/tw/tool/joypix-ai) | 120,309 | -13.4% | 免費增值 | 用一張照片生成會說話的對嘴 AI 影片 | [.md](https://openaitools.app/tw/tool/joypix-ai.md) |
| 8 | [Rask AI](https://openaitools.app/tw/tool/rask-ai) | 106,276 | +14.6% | 付費、需聯絡報價 | 專門提供自動化影片翻譯與語音配音，同時保留原說話者的聲音與對口型同步。 | [.md](https://openaitools.app/tw/tool/rask-ai.md) |
| 9 | [BlipCut AI 影片翻譯器](https://openaitools.app/tw/tool/blipcut-ai-video-translator) | 74,175 | -9.6% | 付費 | Localizes videos into numerous languages using automatic voice dubbing, cloning, and precise lip synchronization. | [.md](https://openaitools.app/tw/tool/blipcut-ai-video-translator.md) |
| 10 | [LipSync Studio](https://openaitools.app/tw/tool/lipsync-studio) | 72,142 | -16.4% | 免費增值 | 免費 4K AI 對嘴，支援說話、演唱與配音影片 | [.md](https://openaitools.app/tw/tool/lipsync-studio.md) |

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來源：https://openaitools.app/tw/compare/infinitetalk-vs-sync-so

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