Raindrop vs Zellio
Raindrop vs Zellio, compared side by side on 9 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: Raindrop is on 41/100 and Zellio on 7/100.
Where each one leads
Raindrop
- our overall score: 41/100 against 7/100
Zellio
- agent readiness: 52/100 against 38/100
At a glance
| Measure | Raindrop | Zellio |
|---|---|---|
| What it is | AI-powered bookmark manager and knowledge base for organizing web content. | Premium, privacy-first online utilities that run entirely in your browser. No logins, no uploads, no limits. |
| Category | AI Search Engine, Consumer App, Productivity Tools, Web Search | Consumer App, Web Search, Productivity Tools, Privacy Tools |
| Sells toBusiness model | B2C | B2C |
| Offering | Software | Software |
| Founded | 2016 | Not published |
| Headquarters | Moscow, Russia | Not published |
| Status | Active | Active |
Size, funding and growth
| Measure | Raindrop | Zellio |
|---|---|---|
| Total funding | $32.8M | Not published |
| Latest round | Seed | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Raindrop | Zellio |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 41/100 | 7/100 |
| Traction | 38/100 | Not published |
| Team | 30/100 | Not published |
| Search visibility | 29/100 | Not published |
| Quality | 45/100 | Not published |
| Agent readinessHow well an AI agent can read and act on the site | F (38/100) | D (52/100) |
| Domain ratingLink authority, 0-100 | 76/100 | Not published |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Raindrop | Zellio |
|---|---|---|
| CDN | Cloudflare | Not detected |
| CMS | Not detected | Ghost |
| Frameworks | Next.js | Next.js, Tailwind CSS, Bootstrap |
| Analytics | Not detected | Google Analytics 4 |
| Open source | Yes | No |
Raindrop vs Zellio: common questions
Which is better, Raindrop or Zellio?
On our 0-100 score Raindrop rates higher (41/100 against 7/100). 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 9 data points above: read the rows that match what you are buying for.
How do Raindrop and Zellio compare on the numbers?
Raindrop leads on our overall score (41/100 against 7/100). Zellio leads on agent readiness (52/100 against 38/100).
Read the full Raindrop review and pricing or the Zellio review and pricing. You can also browse other Raindrop alternatives we track.