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Optimum Web
Resource · Market Comparison

Penetration Testing Cost in Europe 2026: What Providers Actually Charge

Prices verified: 2 August 2026 — reviewed quarterly

Quick Answer

A web application penetration test in Europe in 2026 typically costs €1,700–€12,750, with most single-application startups landing in the €3,400–€5,100 range for a 4–6 day manual engagement. Price is driven mainly by application size, number of user roles, API/SSO surface, and whether you're buying a vulnerability assessment or a full manual pentest — not primarily by the provider's country. Below are eight providers' published prices, compared side by side, including our own.

The Short Answer: Price Ranges by Scope

Before comparing individual providers, the fastest way to sanity-check any quote is to place your target in one of these four buckets.

Target typeTypical price range (2026)
Brochure / marketing site (no auth, no user data)€800 – €2,000
Small SaaS application (1–2 roles, single tenant)€1,700 – €4,500
Standard SaaS + API (multi-role, REST/GraphQL)€4,000 – €12,750
Multi-tenant enterprise SaaS (SSO, cloud infra, integrations)€8,000 – €18,000+

Published Prices: Eight European and US Providers

Collected from each provider's public pricing pages. We're one row in this table, not the conclusion — click through and compare for yourself.

ProviderJurisdictionPublished priceNotable
Precursor SecurityUKfrom £3,750 (small SaaS, 5 days) to £15,000+CREST-accredited, OWASP ASVS
Faultline SecurityEU (Portugal)from €3,000Fixed price, no subcontracting, AI red teaming
Budget SecurityEUfrom €849/day; web app €1,700–€12,750Public price calculator, OSCP
Pentestasfrom $5,000Manual-first methodology
SecureLeapEU-focusedseed/pre-revenue $4,000–$8,000; Series A SaaS $8,000–$15,000Bundles with SOC 2 / ISO 27001
Red SentryUSfrom $4,200~7 day average delivery, OSCP/OSEP
Redfox Security— (market estimate)gray-box medium SaaS $8,000–$18,000Analyst estimate, not a published price
Optimum WebEU (Moldova, IT Park)€539 / from €1,800 / from €4,500 / €8,000–€12,000Full price list published, OWASP WSTG v4.2, signed Attestation Letter

Third-party prices reflect each provider's publicly listed pricing as of 2 August 2026 and are subject to change — verify directly with the provider before making a purchasing decision. Redfox Security's figure is a market estimate rather than a published price.

What Actually Drives the Price

Application size

Number of pages, screens, and distinct workflows to cover manually.

Roles behind login

Each additional role (admin, standard user, guest, partner) multiplies authorization test paths.

API / GraphQL / SSO surface

REST and GraphQL endpoints, SAML/OIDC SSO flows each add dedicated test time.

Depth of engagement

Vulnerability assessment (automated + spot-check validation) vs full manual penetration test vs red team — very different effort.

Day rate

Driven by tester seniority, jurisdiction, and accreditation overhead (e.g. CREST membership costs).

Retest policy

Whether a remediation retest is included in the fixed price or billed separately.

Vulnerability Assessment vs Penetration Test

A necessary honesty check: our own €539 tier is a Vulnerability Assessment, not a full penetration test — and that distinction matters when you're comparing quotes.

DimensionVulnerability AssessmentPenetration Test
MethodAutomated scanning + manual validation of high-severity findingsManual exploitation attempted on every finding, business logic tested
Typical price (single web app)€500 – €1,000€1,800 – €12,000+
Typical duration3–5 business days1.5–5 weeks depending on scope
SatisfiesISO 27001 A.8.8 (regular vulnerability testing)ISO 27001 A.8.29, PCI DSS 11.4, most enterprise vendor reviews
Report depthFindings list with CVSS scoresFindings + exploitation narrative + business impact + remediation retest

Need to know which one your situation calls for? Start with the €539 Vulnerability Assessment if you need a fast, evidenced baseline — or book a call if your scope needs a full manual pentest.

Red Flags When Comparing Quotes

No written scope document before the engagement starts
No reference to a named methodology (OWASP WSTG, PTES, or NIST SP 800-115)
No anonymised sample report available on request
Retest billed as a separate, undisclosed add-on
"Pentest completed in 24 hours" for anything beyond a single-page brochure site
Price quoted only after a sales call, with no published starting point

Why Prices Differ by Geography

Jurisdiction affects price mainly through three channels, and none of them implies one region does better work than another: the local cost of a senior security engineer's time, whether the firm carries formal accreditation overhead (CREST membership has real recurring cost), and the professional indemnity insurance loading firms in some markets carry. A UK CREST-accredited firm and a Moldova-based firm can run the identical OWASP WSTG v4.2 methodology and produce an equivalent depth of report at very different price points — the difference is largely operating cost structure, not rigor.

What to Ask Before You Sign

What methodology do you follow, and can you name it (OWASP WSTG, PTES, NIST SP 800-115)?
Is this a vulnerability assessment or a full manual penetration test?
Is the testing performed by your own employees, or subcontracted?
Can I see an anonymised sample report before signing?
Is a remediation retest included, and how many rounds?
What certifications does the lead tester hold (OSCP, OSWE, CREST, GPEN)?
What is the exact number of business days for delivery?
Will the report include CVSS v3.1 vectors and CWE classification?
Is a signed Attestation Letter included for compliance/insurance submission?
What happens if a critical finding is discovered mid-engagement?

Where Optimum Fits — Including Where We Don't

All 22 of our security services are published with fixed prices — the number on the page is what you pay, not a starting point for a sales call. That transparency is the one differentiator we'd stand behind against any provider in the table above.

The honest limits: Optimum is not a CREST-member firm — Moldova currently has no local CREST accreditation path. Our ISO/IEC 27001 certification is in progress, targeted for Q4 2026. If your contract or regulator specifically names CREST membership as a requirement, a CREST-accredited firm is the right choice for that engagement.

Frequently Asked Questions

How much does a web application pentest cost in 2026?+
Published European and US provider prices in 2026 range from roughly €1,700 for a small SaaS application to €18,000+ for a multi-tenant enterprise engagement. Most standalone startups land in the €3,400–€5,100 band for a 4–6 day engagement. The number depends far more on scope (roles, APIs, integrations) than on the provider's country.
Why is there such a wide range?+
The published prices above span a 10x range for a reason: they aren't describing the same thing. A €1,700 quote is usually a single-role brochure-style app tested over a few days; an €18,000 quote is usually a multi-tenant SaaS platform with SSO, several APIs, and a two-week engagement. Compare quotes only after confirming they cover the same scope.
Is a €539 test a real penetration test?+
At that price point, no reputable provider — including us — is selling a full manual penetration test. €539 buys a Vulnerability Assessment: automated discovery combined with manual validation of the high-severity findings. It is a legitimate, useful deliverable, and it satisfies some compliance controls (ISO 27001 A.8.8), but it is not the same depth as a €1,800+ manual pentest.
Do I need CREST accreditation?+
Only if your specific contract, regulator, or insurer names CREST explicitly — this is more common in UK public sector and some UK enterprise procurement. Outside that context, methodology (OWASP WSTG, PTES), tester certifications (OSCP, OSWE), and report quality matter more than the accreditation label itself.
Is retesting usually included?+
It varies by provider and tier. Lower-priced vulnerability assessments often exclude retest or charge separately for it; mid-to-upper pentest tiers more commonly include one retest round. Always confirm this before comparing two quotes — an excluded retest can add 10–20% to the effective cost.
How long does a typical engagement take?+
A vulnerability assessment typically takes 3–5 business days. A focused single-app pentest runs 1.5–2 weeks. A standard SaaS + API engagement runs around 3 weeks. A multi-tenant enterprise engagement can run 4–5 weeks or more.
Will the report be accepted for SOC 2 / ISO 27001?+
Auditors generally look for: an independent tester, a named methodology, CVSS-scored findings, a defined scope and Rules of Engagement, and evidence of remediation tracking. Reports meeting all of those are typically accepted; always confirm the specific expectation with your auditor before the engagement, not after.
What's the difference between a pentest and a vulnerability scan?+
A vulnerability scan (or automated-only assessment) checks for known issues against a signature database with no human exploitation attempt. A penetration test adds a person who tries to actually exploit findings, chain minor issues into major ones, and test business logic that no scanner understands. A vulnerability assessment (like our €539 tier) sits in between: automated discovery plus manual validation of the highest-severity results.

See Our Full Published Price List

No sales call required to see the number — every tier is published on the page.