Best Similarweb Digital Data Alternatives in 2026
The top Similarweb Digital Data alternatives are BuiltWith, OpenCorporates and Wappalyzer: 14 web data providers software our editors would look at instead of Similarweb Digital Data, in our ranking order.
Similarweb Digital Data: A broad digital-market data service for teams building analysis beyond a dashboard. Where it falls short: pricing requires contacting similarweb..
Switching from Similarweb Digital Data? For most web data providers software buyers the best Similarweb Digital Data alternative is BuiltWith, built for technographic prospecting and technology intelligence. On a budget, Coresignal starts at $49/mo.
Why People Look for a Similarweb Digital Data Alternative
- Pricing requires contacting Similarweb
- Refresh frequency varies by dataset
- Designed as a data service, not a standalone analytics dashboard
Quick Picks by What You Need
- Best overallBuiltWith9.3
Technographic prospecting and technology intelligence
Visit BuiltWith - Lowest priceCoresignal8.5
Paid plans from $49/mo
Visit Coresignal - Best free optionBuiltWith9.3
Has a free plan
Visit BuiltWith
All 14 Similarweb Digital Data Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forTechnographic prospecting and technology intelligence
- Better than Similarweb Digital Data:
- Editor score 9.3 vs 9.1
A technographic research and prospecting tool with lookups, lead lists, intent signals and APIs.
9.3/10★★★★★Visit BuiltWith -
Best forTeams verifying companies and ownership across jurisdictions
A global company-data service with registry provenance, filters and API access.
9.0/10★★★★☆Visit OpenCorporates -
Best forTeams targeting leads by website technology
Wappalyzer pairs website technology detection with prospecting and CRM enrichment.
8.6/10★★★★☆Visit Wappalyzer -
Best forBroad company, people and web-data APIs
Broad web-data APIs with flexible delivery formats and scalable monthly plans.
8.5/10★★★★☆Visit Coresignal -
Best forEnterprise external attack-surface data
Continuous asset discovery, exposure analysis, and remediation workflows for security teams.
8.2/10★★★★☆Visit Censys -
Best forSanctions, PEP and risk-entity screening data
Open-source screening data with flexible API, batch matching and self-hosting options.
7.8/10★★★★☆Visit OpenSanctions -
Best forAI web extraction and entity enrichment
Feature-rich web extraction and enrichment with a free tier and $299 monthly paid access.
7.7/10★★★★☆Visit Diffbot -
Best forSource-code technology and web-signature research
A focused source-code search engine with ranked results, exports, and API access.
7.5/10★★★★☆Visit PublicWWW -
Best forHistorical news, forum and threat-intelligence feeds
A broad API and feed catalog for teams seeking current or historical web data.
- Historical data
- Custom datasets
7.4/10★★★★☆Visit Webz.io -
Best forTeams tracking news, events, sentiment, and trends
A real-time news intelligence platform with monitoring, analysis, reports, and API access.
7.2/10★★★★☆Visit Event Registry -
Best forInvestors and analysts tracking historical web signals
Historical web-data time series with dashboards and API access for business research.
- Historical data
7.1/10★★★★☆Visit Thinknum -
Best forCustom web datasets for business research
A global web data service for organizations needing datasets, API delivery, or custom projects.
- Custom datasets
7.0/10★★★★☆Try Dataprovider.com -
Best forTeams monitoring internet-exposed assets continuously
Continuous exposure monitoring for teams tracking public-facing infrastructure.
6.9/10★★★☆☆Visit Shodan -
Best forFree one-page web archiving
A free way to preserve individual web pages with permanent, shareable links.
6.2/10★★★☆☆Visit Save Page Now
Similarweb Digital Data Alternatives: Common Questions
What is the best alternative to Similarweb Digital Data?
BuiltWith: #1 in our Web Data Providers Software ranking, with an editor score of 9.3 out of 10. A technographic research and prospecting tool with lookups, lead lists, intent signals and APIs.
Is there a free alternative to Similarweb Digital Data?
Yes. BuiltWith, Wappalyzer, OpenSanctions, Diffbot and PublicWWW have a free plan or a free tier (8 of the 14 alternatives on this page).
What is the cheapest paid alternative to Similarweb Digital Data?
Of the alternatives here that publish a price, Coresignal starts lowest, at $49/mo.
Why do people look for Similarweb Digital Data alternatives?
Pricing requires contacting Similarweb; Refresh frequency varies by dataset; Designed as a data service, not a standalone analytics dashboard.
How do I switch from Similarweb Digital Data?
Export your data from Similarweb Digital Data (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Similarweb Digital Data.
How to Switch from Similarweb Digital Data
- Export your data from Similarweb Digital Data (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Similarweb Digital Data.
Similarweb Digital Data vs Each Alternative
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 2 | Similarweb Digital Data | 9.1 | ||
| 1 | BuiltWith | Yes | $144/yr | 9.3 |
| 2 | OpenCorporates | £2,250/yr | 9.0 | |
| 3 | Wappalyzer | Yes | $250/mo | 8.6 |
| 4 | Coresignal | No | $49/mo | 8.5 |
| 5 | Censys Attack Surface Management | 8.2 | ||
| 6 | OpenSanctions | Yes | €0.10/unit usage-based | 7.8 |
| 7 | Diffbot | Yes | $299/mo | 7.7 |
| 8 | PublicWWW | Yes | $1,090/yr | 7.5 |
| 9 | Webz.io | Yes | 7.4 | |
| 10 | Event Registry | Yes | 7.2 | |
| 11 | Thinknum Alternative Data | 7.1 | ||
| 12 | Dataprovider.com | 7.0 | ||
| 13 | Shodan Monitor | No | $69/mo | 6.9 |
| 14 | Internet Archive Save Page Now | Yes | Free | 6.2 |
Head-to-Head
- Similarweb Digital Data vs BuiltWith
- Similarweb Digital Data vs OpenCorporates
- Similarweb Digital Data vs Wappalyzer
- Similarweb Digital Data vs Coresignal
- Similarweb Digital Data vs Censys Attack Surface Management
- Similarweb Digital Data vs OpenSanctions
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update