Similarweb

Israel · www.similarweb.com · 21 vendors

Similarweb Ltd. is an AI-powered digital data and intelligence company that provides real-time analytics on website traffic, mobile app performance, and digital market trends. It offers solutions for competitive analysis, market research, and optimizing digital strategies. Businesses worldwide use its platform to gain insights into consumer behavior and market dynamics.

Resilience scores

Technology vendors

Services catalogue

6 services in catalogue across 4 categories; runs on 21 sub-vendors.

Insights

Last updated 2026-09-13 · revision 7

21 direct vendors, 249 subvendors

Direct vendors by controlling owner country (sample)

Subvendors by controlling owner country (sample)

Migration Readiness: 9/10

Assessed by AI based on technology stack characteristics (cloud-native vs legacy, containerization, microservices), regulatory environment, data residency requirements, financial stability, and vendor lock-in risks. The score ranges from 0-10, where higher scores indicate better readiness for technology migration.

Similarweb demonstrates very high migration readiness, scoring 90. Their tech stack is exceptionally modern, cloud-native, and highly conducive to migration. The extensive use of Amazon Web Services (AWS), containerization with Docker and Kubernetes, and distributed systems like Apache Kafka, Spark, and Flink, indicates an architecture built for portability and scalability. Infrastructure as Code (Terraform) and robust CI/CD pipelines (Jenkins, GitHub Actions) further streamline deployment and migration processes. The company's reliance on open-source technologies (e.g., Kafka, Spark, Elasticsearch, PostgreSQL, MySQL) alongside managed services reduces proprietary vendor lock-in, making it easier to transition or re-platform components. From a regulatory perspective, Similarweb is well-prepared, with established compliance for GDPR, SOC2 Type II, and ISO 27001. They also have processes in place for international data transfers, including EU standard contractual clauses, which, while adding complexity, shows their capability to manage diverse data residency requirements during a migration. The positive financial growth provides the necessary resources to fund significant migration initiatives. Although the "Total Vendors: 0" data point is an anomaly, the overall tech stack suggests low technical vendor lock-in. The primary challenge during migration would be the inherent complexity of managing data residency and compliance across their extensive global operations (11 countries), even with their existing expertise.

Compliance

11 in-scope frameworks identified; showing 3.

LGPD — Assessment Required

Similarweb has two offices in Brazil (São Paulo and Florianópolis) and a Brazilian legal presence, making LGPD (Brazil's General Data Protection Law, effective 2020) applicable. Risk is Medium because: (1) LGPD applies to any processing of personal data of individuals located in Brazil, regardless of where the controller is established; (2) Similarweb's Brazilian operations involve employees and potentially Brazilian customers/users whose data is processed; (3) Brazil's ANPD (National Data Protection Authority) has been increasingly active in enforcement; (4) LGPD requires a Data Protection Officer (Encarregado) appointment, privacy notices in Portuguese, and data subject rights mechanisms; (5) no public evidence of LGPD-specific compliance measures was found. Assessment Required because the extent of Brazilian data processing and specific LGPD compliance measures are not publicly documented.

Evidence: https://www.similarweb.com/corp/legal/privacy-policy/, https://www.similarweb.com/corp/privacy-security/

APPI — Assessment Required

Similarweb has a Japanese legal entity (Similarweb KK Japan) and a Tokyo office (Otemachi Building, Chiyoda-ku), making Japan's APPI applicable. Risk is Medium because: (1) APPI was significantly amended in 2022 with stricter requirements including mandatory breach notification, enhanced data subject rights, and restrictions on third-party provision of personal information; (2) Similarweb's data analytics business model (collecting and selling behavioral data) is subject to APPI's requirements on third-party provision and opt-out mechanisms; (3) Japan's Personal Information Protection Commission (PPC) has been increasingly active; (4) no public evidence of APPI-specific compliance measures was found. Assessment Required because APPI compliance details are not publicly documented.

Evidence: https://www.similarweb.com/corp/legal/privacy-policy/, https://www.similarweb.com/corp/privacy-security/

Australian Privacy Act 1988 — Assessment Required

Similarweb has an Australian legal entity (Similarweb Australia Pty Ltd.) listed in its privacy policy, making the Australian Privacy Act applicable. Risk is Low because: (1) Australia's Privacy Act applies to organizations with annual turnover above AUD $3M, which Similarweb clearly exceeds; (2) the Privacy Act was amended in 2022-2024 with significantly increased penalties (up to AUD $50M for serious breaches); (3) however, Australia's privacy framework is generally less complex than GDPR; (4) no Australian office is listed on the website (suggesting the entity may be primarily for legal/commercial purposes rather than a large operational presence). Assessment Required because no Australia-specific compliance documentation is publicly available.

Evidence: https://www.similarweb.com/corp/legal/privacy-policy/

Financials

Three-year financials

Financial Resilience Score: 7/10

Similarweb has demonstrated rapid financial improvement, achieving its first-ever GAAP operating profit in Q2 2026 ($0.74M) after years of losses, and guiding to $24-26M in non-GAAP operating profit for FY 2026. The company maintains a healthy cash position of $73.9M with no traditional debt, and has posted 11 consecutive quarters of positive normalized free cash flow. Revenue growth remains steady at ~9-13%, supported by strong contracted backlog (RPO of $345.3M, +26% YoY) and improving enterprise mix (69% of ARR from customers with ≥$100k ARR). However, the equity base is thin at just $22.8M as of June 2026, reflecting an accumulated deficit of $407.4M from years of SBC-heavy losses. Deferred revenue ($139.9M) exceeds cash, making the company dependent on continued customer renewals. Growth has decelerated significantly from 30%+ pre-IPO to ~9-12% currently, and CEO succession initiated in May 2026 introduces leadership transition risk. Overall, the trajectory is positive with strong SaaS metrics (81% non-GAAP gross margin, 100% NRR, 107% NRR for large customers), but the thin equity buffer and modest growth rate limit the resilience score.

Key strengths: First-ever GAAP operating profit achieved in Q2 2026, 11 consecutive quarters of positive normalized free cash flow, No debt with $73.9M cash cushion, Strong RPO of $345.3M (+26% YoY) providing revenue visibility, High ~81% non-GAAP gross margin typical of quality SaaS, ARR surpassed $300M in June 2026, 66% of ARR under multi-year contracts (up from 57%), Diversified customer base with 6,000+ customers including 200+ Fortune 500

Risk factors: Thin equity base of $22.8M with $407M accumulated deficit, Deferred revenue ($139.9M) exceeds cash balance, Revenue growth decelerated from 30%+ to ~9-12%, CEO succession process creates leadership transition risk, Geopolitical exposure with R&D concentrated in Israel, Data-sourcing risk dependent on third-party platforms, FX exposure ($3.7M non-operating FX losses in H1 2026)

Revenue by geography

Signed-in users can see whether their own company is exposed to this vendor's disruption, plus the full sub-vendor list and country breakdowns, every in-scope compliance framework plus gaps and next steps, and alerts when any of it changes.

View the full interactive report