Just Words vs Synthesia
Just Words vs Synthesia, compared side by side on 16 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Just Words is on 37/100 and Synthesia on 66/100.
Where each one leads
Just Words
- agent readiness: 51/100 against 23/100
Synthesia
- our overall score: 66/100 against 37/100
- domain rating: 85/100 against 34/100
- funding raised: $200M against $1.7M
At a glance
| Measure | Just Words | Synthesia |
|---|---|---|
| What it is | An email content optimization or generative tool for crafting effective email copy. | Synthesia is the #1 AI Video Communications Platform enabling businesses to create professional videos from text using AI avatars and voiceovers in 140+ languages, significantly saving time and budget. |
| Category | AI, SaaS, Marketing Technology | AI, Video Generation, SaaS, Marketing Technology |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Not published |
| Founded | 2024 | 2017 |
| Headquarters | San Francisco, United States | United Kingdom |
| Status | Active | Active |
Size, funding and growth
| Measure | Just Words | Synthesia |
|---|---|---|
| Employees | Not published | 642 |
| Total funding | $1.7M | $200M |
| Latest round | Seed | Series C |
| Valuation | Not published | $4K |
| LinkedIn followers | Not published | 115,142 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Just Words | Synthesia |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 37/100 | 66/100 |
| Traction | 31/100 | 60/100 |
| Team | 30/100 | 50/100 |
| Community | Not published | 20/100 |
| Search visibility | 2/100 | 52/100 |
| Quality | 45/100 | 78/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (51/100) | F (23/100) |
| Domain ratingLink authority, 0-100 | 34/100 | 85/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Just Words | Synthesia |
|---|---|---|
| CDN | Not detected | Cloudflare |
| CMS | Framer | Webflow |
| Payments | Not detected | Stripe |
| Analytics | Not detected | Google Tag Manager |
| Support stack | Not detected | Circle |
Product and pricing
| Measure | Just Words | Synthesia |
|---|---|---|
| Key features | Not published | AI Video Generation, AI Dubbing & 1-Click Translations, Personal & Custom Avatars, AI Video Editor & Script Generator, Team Collaboration & Workflows, Multilingual Video Player & Analytics |
What users say
| Measure | Just Words | Synthesia |
|---|---|---|
| Community ratingVisitor votes on StartupHub | Not published | 5.0/5 from 1 vote |
Just Words vs Synthesia: common questions
Which is better, Just Words or Synthesia?
On our 0-100 score Synthesia rates higher (66/100 against 37/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 16 data points above: read the rows that match what you are buying for.
How do Just Words and Synthesia compare on the numbers?
Just Words leads on agent readiness (51/100 against 23/100). Synthesia leads on our overall score (66/100 against 37/100), domain rating (85/100 against 34/100), funding raised ($200M against $1.7M).
Read the full Just Words review and pricing or the Synthesia review and pricing. You can also browse other Just Words alternatives we track.