A platform dedicated to providing unbiased reviews of newly launched applications, analyzing everything from their features to their full potential.
info@scoutforge.net© 2026 Scoutforge. All rights reserved.
A platform dedicated to providing unbiased reviews of newly launched applications, analyzing everything from their features to their full potential.
info@scoutforge.net© 2026 Scoutforge. All rights reserved.
A platform dedicated to providing unbiased reviews of newly launched applications, analyzing everything from their features to their full potential.
info@scoutforge.net© 2026 Scoutforge. All rights reserved.
Cycling through all six. Tap any point to stop.
Measured on six things
Free tool to compare true costs of marketing agency vs in...
Lighthouse 58/100 with TBT 1.8s; LCP is fine but main-thread blocking hurts interactivity. No user complaints found.

This free calculator helps you determine whether to hire a marketing agency or build an in-house team by revealing the true total cost of ownership for both options. It takes into account salaries, employer NI, pensions, benefits, recruitment fees, training, tools, and management overhead for in-house teams, as well as agency retainers and potential savings. The tool offers three levels of analysis (quick, detailed, comprehensive) and provides personalized recommendations based on your revenue, team size, and growth stage. It's a must-have for decision-makers who want to avoid hidden costs and make data-driven choices.
Drawn from the product itself, not from a survey.
Demographic
Marketing Directors and CMOs
Pain points
Uncertainty about build vs. buy decisions; need to justify marketing budget to executives.
Primary needs
Comprehensive cost comparison to make a case for agency or in-house strategy.
Demographic
Finance Directors and CFOs
Pain points
Difficulty evaluating true marketing costs; hidden expenses like NI and pensions are overlooked.
Primary needs
Accurate cost breakdown to optimize budget allocation and ensure cost efficiency.
Demographic
CEOs and founders of SMEs and scale-ups
Pain points
Limited budget; struggling to decide on marketing structure while scaling.
Primary needs
Clear recommendation on whether to invest in an agency or build a team, considering growth stage.
Written by AI from measured evidence, scored out of 100.
This free calculator addresses a genuine pain point—hidden costs of in-house vs agency marketing—with a UK-specific focus and three analysis depths. The design is clean but cluttered, usability is hampered by information overload and a lead-capture wall, and speed/security are average. Accessibility is good but not perfect. Growth potential is real but undifferentiated; it needs a stronger hook to stand out from generic alternatives. Overall, it's a useful tool for its target audience, but it needs polish and a clearer value proposition to truly shine.
Clear three-level structure and lead capture, but info overload and no interactive preview make it hard to see value before committing.
Clean but dense: red accent system and three-tier cards are decent, yet long bullet lists and no visible calculator UI drag it down.
Lighthouse 58/100 with TBT 1.8s; LCP is fine but main-thread blocking hurts interactivity. No user complaints found.
HTTPS and SPF/DMARC present, but no HSTS, CSP, or frame protection. No compliance claims; typical for a small agency site.
Lighthouse 92/100 but fails on ARIA misuse, heading order, and missing main landmark. No a11y statement, but site is responsive.
Real problem, UK-specific costs, three analysis depths—but no clear wedge vs alternatives; category has room but competition is generic.
The design is competent but unremarkable: a consistent red accent system and clear three-tier cards show some craft, yet the page drowns in long bullet lists and lacks any visible calculator UI, making it feel more like a brochure than a tool. Usability suffers from high information density—users must wade through extensive explanations before reaching the actual calculator, and the lead capture form demands personal details upfront without offering a preview. Navigation is standard, but the many menu items compete for attention. Overall, it's a functional but not delightful experience that could benefit from streamlining content and showing the tool's value immediately.
Speed is middling: Lighthouse desktop performance scores 58/100, with a solid LCP of 1.3s but a concerning TBT of 1.8s that suggests main-thread blocking, likely from heavy scripts. Security is basic: HTTPS is enforced, and SPF/DMARC are present, but HSTS, CSP, and frame protection are all missing, leaving the site vulnerable to common attacks. No compliance certifications are claimed, which is typical for a small agency site but still a gap for a tool handling business data. The site is not a security disaster, but it's not a fortress either—adequate for a lead-gen calculator, but not reassuring for CFOs.
Accessibility is decent but flawed: Lighthouse scores 92/100, yet fails on prohibited ARIA attributes, heading order, and missing main landmark—issues that could confuse screen readers. No accessibility statement is provided, and the site is UK-only, limiting multi-language support. Growth potential is moderate: the problem of hidden marketing costs is real, and the UK-specific focus (NI, pensions) is a differentiator, but the alternatives (Growth Mentor, HubSpot) are generic and well-known. The three-level analysis and personalized recommendations add value, but without a clear wedge—like a free, no-email-capture version—it risks being just another calculator in a crowded space.
Conclusion
If you're a UK marketing director or CFO wrestling with build-vs-buy decisions, this calculator is worth a try—just be prepared to wade through a lot of text and hand over your email first. The tool's strength is its thoroughness, but its weakness is the same: it's a lot of work to get to the answer. With some UX streamlining and a free preview, it could be a go-to resource. For now, it's a solid, if unremarkable, addition to the calculator landscape.
Named competitors, point by point. Nobody paid to appear here or to be left out.
| Analysis depth | Three levels: Quick, Moderate, Comprehensive with 5/10/15 questions | Simple comparison based on team size and agency fees | Focuses on marketing spend and ROI, not specifically agency vs in-house |
|---|---|---|---|
| UK-specific costs | Includes employer NI, pensions, UK location adjustments | Not UK-specific; generic cost estimates | Not UK-specific; general marketing spend data |
| Personalized recommendations | Based on revenue, team size, growth stage | No personalization; static comparison | No personalization; general statistics |
| Lead capture requirement | Requires name, email, company, position before results | Likely no lead capture; instant results | No lead capture; free access to statistics |
Agency vs In-house Calculator by Growth Mentor
A simple comparison tool that estimates costs based on team size and agency fees.
Marketing Cost Calculator by HubSpot
A free tool that helps calculate marketing spend and ROI for different strategies.
Comparing options? See Marketing Team Cost Calculator | Agency vs In-House Calculator alternatives, scored side by side
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A platform dedicated to providing unbiased reviews of newly launched applications, analyzing everything from their features to their full potential.
info@scoutforge.net© 2026 Scoutforge. All rights reserved.