Day91 vs DeepL
Day91 vs DeepL, compared side by side on 10 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: Day91 is on 9/100 and DeepL on 74/100.
Where each one leads
Day91
- agent readiness: 58/100 against 46/100
DeepL
- our overall score: 74/100 against 9/100
At a glance
| Measure | Day91 | DeepL |
|---|---|---|
| What it is | A 91-day AI-guided transformation system designed to help you build consistency, maintain momentum, and finish what you start. | AI-powered language translation and writing assistant platform delivering highly accurate translations for individuals and enterprises. |
| Category | Agentic AI, AI Agent, Personal Agent Data Vault, Productivity Tools | Artificial Intelligence, Machine Translation, NLP, Language AI |
| Sells toBusiness model | B2C | B2B |
| Offering | Software | Platform |
| Founded | Not published | 2017 |
| Headquarters | Not published | Cologne, Germany |
| Status | Active | Active |
Size, funding and growth
| Measure | Day91 | DeepL |
|---|---|---|
| Employees | Not published | 1,554 |
| Headcount growthLast 12 months | Not published | +500.0% |
| Total funding | Not published | $300M |
| Valuation | Not published | $2.0B |
| LinkedIn followers | Not published | 135,476 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Day91 | DeepL |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 9/100 | 74/100 |
| Traction | Not published | 60/100 |
| Team | Not published | 70/100 |
| Search visibility | 8/100 | 55/100 |
| Quality | Not published | 86/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (58/100) | D (46/100) |
| Domain ratingLink authority, 0-100 | Not published | 90/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Day91 | DeepL |
|---|---|---|
| Hosting | Google Cloud | Not detected |
| CDN | Not detected | Cloudflare |
| CMS | Replit | Ghost |
| Frameworks | Not detected | Next.js, Tailwind CSS |
| Support stack | Not detected | Zendesk |
| Open source | No | Yes |
Day91 vs DeepL: common questions
Which is better, Day91 or DeepL?
On our 0-100 score DeepL rates higher (74/100 against 9/100). 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 10 data points above: read the rows that match what you are buying for.
How do Day91 and DeepL compare on the numbers?
Day91 leads on agent readiness (58/100 against 46/100). DeepL leads on our overall score (74/100 against 9/100).
Read the full Day91 review and pricing or the DeepL review and pricing. You can also browse other Day91 alternatives we track.