# HeyGen vs Overlayer (Devoteam Knowledge Services)

HeyGen records 7,000,070 monthly visits with +9.4% month-over-month growth and Freemium pricing. Overlayer (Devoteam Knowledge Services) records 0 monthly visits with — growth and Free (enterprise licensing via vendor) pricing.

| Metric | [HeyGen](https://openaitools.app/tool/heygen) | [Overlayer (Devoteam Knowledge Services)](https://openaitools.app/tool/overlayer) |
| :--- | :--- | :--- |
| Website URL | https://app.heygen.com/guest | https://chromewebstore.google.com/detail/overlayer/gogoldpiecllojciifelebipkpfdhcil |
| Categories | AI Video Generator, AI Avatar Generator, Text to Video, AI Text-to-Speech | AI Knowledge Management, AI Search Engine, AI Copilot, AI Text Classifier |
| Pricing Model | Freemium | Free (enterprise licensing via vendor) |
| Monthly Visits | 7,000,070 | 0 |
| MoM Growth Rate | +9.4% | — |
| Primary Market | United States | Global |
| Direct Visits | 4,101,237 | 0 |
| Review Score | 4.8 | 4.2 |
| Saved Count | 79 | 1 |
| Supported Platforms | Website | Browser Extension |

## HeyGen

HeyGen removes the biggest bottlenecks in corporate video production: cameras, talent, studios and reshoots. You start from a script, slide deck or PDF, choose one of hundreds of ready-made stock presenters or train a custom avatar from your own footage, and the platform generates a talking-head video with synchronized lip movement. Because the avatar is a model rather than a filming session, updating a sentence in a compliance training module or a product launch script means regenerating text, not booking a studio day.

Localization is where HeyGen is strongest. Videos can be translated and dubbed into more than 175 languages and dialects, with editable translation scripts, brand glossaries, the option to switch or upload voices, and proofreading seats so a native speaker can validate the output. The Video Agent and Avatar engines handle longer-form content, 4K export on higher tiers, cinematic avatar scenes and motion or gesture control. Beyond plain generation, HeyGen supports interactive video with quizzes, branching, video-link embedding and SCORM export for learning management systems, which is why it is widely used in L&D and enablement.

Team and enterprise features include shared workspaces, a brand kit and asset library, comment and draft collaboration, SAML/SSO, SCIM provisioning and MFA, plus integrations with Zapier, Make, n8n and HubSpot. There is also an API and a ChatGPT plugin. Pricing follows a freemium structure: a free tier with watermarked videos, then Creator, Pro, Business and custom Enterprise plans billed monthly or annually.

**Pricing & Plans:** Freemium with tiered subscriptions. The Free plan is $0 and allows up to 3 watermarked videos a month of up to 1 minute each. Creator is $29/month, Pro (most popular) is $49/month, and Business is $149/month for teams, with additional seats around $20/seat/month. Annual billing offers roughly two months free. Enterprise pricing is quoted via sales, and API usage is billed separately.

- **AI avatars from text:** Choose from 500+ stock presenters, use photo avatars, or train a custom Video Avatar that looks and sounds like you, then generate narrated videos straight from a script.
- **Video translation and dubbing:** Localize one recording into 175+ languages and dialects with editable scripts, brand glossaries, voice switching and proofreading seats for native-language review.
- **Video Agent and frontier models:** An agentic workflow expands ideas into finished videos, with access to leading generative models for video and image generation on higher plans.
- **Interactive and LMS-ready video:** Add quizzes, branching and decision points, embed videos by link, and export SCORM packages so content drops straight into corporate learning systems.
- **Team workspaces and security:** Shared workspaces, brand kits, asset libraries, draft collaboration, SAML/SSO, SCIM provisioning and MFA cover the governance needs of larger organisations.

**Strengths:** Removes the need for cameras, studios and on-camera talent, dramatically cutting video production time; Broad localization support covering 175+ languages and dialects with editable scripts; Strong enterprise readiness including SSO, SCIM, brand controls and LMS integrations; Free tier and annual discounts let teams test the workflow before committing

**Limitations:** Credits are the real constraint: heavy usage on higher-resolution exports burns through them quickly; Avatar realism can still fall into the uncanny valley for some viewers and use cases; Serious production volume requires a paid plan, and enterprise pricing is quote-only

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

## Overlayer (Devoteam Knowledge Services)

Overlayer began as a lightweight Google Workspace companion for leveraging internal company knowledge with AI, and the same extension is now distributed by the consultancy Devoteam under the name Devoteam Knowledge Services. Because the Chrome Web Store entry, extension ID and publisher record are unchanged, anyone who installed Overlayer keeps getting updates under the new branding. The extension is aimed at teams that already live inside Google Workspace and want to avoid bolting on yet another search or wiki tool.

The product folds several knowledge-work tasks into a single side panel: AI-powered search across the company's drives and connected sources, automatic tagging of documents as they are created, identification of in-house subject-matter experts, and an approval workflow so that sensitive or reviewed material follows the right process. It is installed with no setup, requires little configuration, and is designed specifically for Google Workspace rather than generic web pages.

The extension reports 8,000 users and a perfect 5.0 rating from a small handful of reviews, with version 4.7.4 as the most recent update. It is published by Devoteam, a European technology consultancy headquartered in Levallois-Perret, France, which gives it the backing of an established services organization rather than an anonymous solo developer.

**Pricing & Plans:** The Chrome extension is free to install and use within your Google Workspace tenant; enterprise rollout, governance and support terms are handled through Devoteam. The Chrome Web Store listing does not publish a per-seat price, so check with Devoteam for organizational licensing.

- **AI search over internal knowledge:** Ask natural-language questions and get answers pulled from your company's drives and connected knowledge sources, without leaving Google Workspace.
- **Automatic tagging:** Documents are tagged as they are created so content stays findable and consistently categorized across the organization.
- **Approval workflows:** Route sensitive or reviewed documents through a built-in approval process to keep published knowledge trustworthy.
- **Expert identification:** Surfaces the in-house colleagues who know a topic best, turning search results into a route to the right person.
- **Zero-setup Google Workspace design:** Installs in seconds and is built exclusively for Docs, Drive, Gmail and the wider Google suite.

**Strengths:** Runs entirely inside Google Workspace, so there is no new tool for employees to learn; Combines AI search, tagging, expert finding and approvals in one extension; Backed by Devoteam, an established European consultancy with a verified developer profile; Very small footprint and effectively no setup time

**Limitations:** Pricing and enterprise terms are not published on the store listing; Only relevant if your organization is standardized on Google Workspace; Review volume is tiny, so independent quality signals are limited

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

## Frequently Asked Questions

### How do HeyGen and Overlayer (Devoteam Knowledge Services) compare in monthly traffic?

HeyGen has 7,000,070 monthly visits, while Overlayer (Devoteam Knowledge Services) has 0. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

HeyGen has a month-over-month growth rate of +9.4%; Overlayer (Devoteam Knowledge Services) has —.

### How does pricing compare?

HeyGen: Freemium. Freemium with tiered subscriptions. The Free plan is $0 and allows up to 3 watermarked videos a month of up to 1 minute each. Creator is $29/month, Pro (most popular) is $49/month, and Business is $149/month for teams, with additional seats around $20/seat/month. Annual billing offers roughly two months free. Enterprise pricing is quoted via sales, and API usage is billed separately. Overlayer (Devoteam Knowledge Services): Free (enterprise licensing via vendor). The Chrome extension is free to install and use within your Google Workspace tenant; enterprise rollout, governance and support terms are handled through Devoteam. The Chrome Web Store listing does not publish a per-seat price, so check with Devoteam for organizational licensing.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [CapCut](https://openaitools.app/tool/capcut-com) | 54,700,686 | +13.2% | Freemium | All-in-one mobile and web video editor equipped with built-in AI avatar and captioning tools. | [.md](https://openaitools.app/tool/capcut-com.md) |
| 2 | [ElevenLabs](https://openaitools.app/tool/elevenlabs-io) | 42,396,771 | +26.1% | Freemium, Paid, Contact for Pricing | Provides industry-leading voice cloning and speech synthesis for realistic avatar narration. | [.md](https://openaitools.app/tool/elevenlabs-io.md) |
| 3 | [VEED.IO](https://openaitools.app/tool/veed-io) | 8,011,728 | +1.8% | Freemium, Free Trial, Paid, Contact for Pricing | Offers browser-based video creation with AI avatar and voice generation tools. | [.md](https://openaitools.app/tool/veed-io.md) |
| 4 | [Vidnoz AI](https://openaitools.app/tool/vidnoz-ai) | 2,083,199 | +1.7% | Freemium | Provides accessible AI avatar video creation and talking-head templates, featuring a generous free tier but simpler editing tools. | [.md](https://openaitools.app/tool/vidnoz-ai.md) |
| 5 | [Synthesia](https://openaitools.app/tool/synthesia) | 1,804,463 | +7.5% | Freemium, Contact for Pricing | Industry-leading AI avatar creator focusing on corporate training and presentations, though with a different template selection and pricing structure. | [.md](https://openaitools.app/tool/synthesia.md) |
| 6 | [Tavus](https://openaitools.app/tool/tavus) | 720,176 | +92.2% | Freemium, Paid, Contact for Pricing | Specializes in interactive conversational video agents with personalized memory, going beyond HeyGen's pre-rendered presenter videos. | [.md](https://openaitools.app/tool/tavus.md) |
| 7 | [Helpjuice](https://openaitools.app/tool/helpjuice) | 585,623 | +17.3% | Free Trial, Contact for Pricing | AI-powered knowledge base that turns documents into fast answers | [.md](https://openaitools.app/tool/helpjuice.md) |
| 8 | [D-ID](https://openaitools.app/tool/d-id) | 470,476 | +1.5% | Free Trial, Paid, Contact for Pricing | Focuses on real-time conversational digital humans and talking-head videos, offering stronger interactive capabilities than HeyGen's studio builder. | [.md](https://openaitools.app/tool/d-id.md) |
| 9 | [GPT Workspace](https://openaitools.app/tool/gpt-workspace-1) | 431,507 | +43.8% | Freemium, Free Trial, Paid | Bring ChatGPT, Claude and Gemini into Google Docs, Sheets, Slides and Gmail | [.md](https://openaitools.app/tool/gpt-workspace-1.md) |
| 10 | [Jogg.ai](https://openaitools.app/tool/jogg-ai) | 223,217 | -27.9% | Freemium, Paid, Contact for Pricing | Converts URLs and scripts into avatar-led marketing videos, offering a simpler workflow tailored for e-commerce ads. | [.md](https://openaitools.app/tool/jogg-ai.md) |

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Source: https://openaitools.app/compare/heygen-vs-overlayer

More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)