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Marketing agency subscription built for faster, predictable growth

Get a full-funnel team on subscription, shipping weekly across paid, SEO, CRO and lifecycle to improve payback.

Weekly sprint delivery cadence
Unlimited creative production included
No commission on spend
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How subscriptions work

A marketing agency subscription replaces stop-start projects with a consistent operating rhythm. Instead of buying hours or one-off deliverables, you get ongoing access to a team and a weekly sprint cadence. That makes marketing more predictable: clear priorities, regular shipping, and faster learning. A strong subscription model also reduces scope creep by aligning work to outcomes and agreed KPIs. You should always be able to see what shipped, what changed, and what decision to make next.

Fixed monthly delivery cadence

Run weekly sprints with a single backlog, so progress is visible and you avoid the delays and rebriefing of project work.

Tiered capacity and scope

Match the plan to your growth stage, then scale up or down as needed, without rebuilding a team or renegotiating every month.

Outcome-led accountability

Tie work to measurable KPIs like payback, conversion and retention, so the subscription does not become busywork with nice reports.

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Why projects fail

Project marketing creates gaps: work ships, then performance drifts while you wait for the next scope. Handoffs between agencies, freelancers and in-house teams slow learning and make it harder to diagnose what is actually broken. A subscription model wins when it creates consistent iteration. Weekly sprints improve creative, campaigns, landing pages and lifecycle together, so the whole system gets better and results compound rather than reset each quarter.
  • Predictable delivery every week
  • Faster learning and iteration
  • Compounding full-funnel gains

What you get

The best subscription is a complete growth function, not a bundle of disconnected tasks. We cover acquisition, conversion and retention across paid media, creative, SEO, CRO and lifecycle marketing. Work is prioritised by the biggest constraint in your funnel, then shipped and measured weekly. Because creative is often the limiting factor, unlimited production is included so we can test more angles and refresh winners before fatigue. You stay focused on outcomes, not managing suppliers.

Paid media and bidding

Build and optimise campaigns across Google, Meta, TikTok and LinkedIn where it fits, with clear conversion definitions and disciplined testing to protect payback.

CRO and landing pages

Improve the highest-leverage pages and flows using analytics and structured experiments, so you convert more of the traffic you already generate.

Lifecycle and retention

Set up onboarding, nurture and win-back sequences triggered by behaviour, improving retention and LTV so acquisition becomes more scalable.

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Measurement and governance

Subscriptions only work when measurement is clear and decisions are fast. We define a north star metric and stage KPIs, then connect tracking and reporting so you can see how changes affect conversion, CAC and payback. Because last-click attribution can mislead, we use a blended view: channel performance, assisted paths, cohort behaviour and practical tests where feasible. You get a real-time dashboard and a sprint rhythm, so priorities stay aligned to outcomes.

North star and KPIs

Agree on the main outcome metric, then define funnel stage KPIs so every sprint is accountable to measurable progress.

Attribution that supports decisions

Use consistent events and reporting across channels, plus assisted conversion views, so budget moves to what truly drives growth.

Weekly sprint governance

Maintain a single prioritised backlog, ship weekly, capture learnings, and update the plan based on evidence rather than opinions.

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Prevent scope creep

Many subscriptions look cheap but become expensive in practice because deliverables are unclear and the relationship turns into endless requests. That creates slow turnaround and frustration on both sides. We keep focus through a single backlog and sprint planning tied to agreed KPIs. You can request work, but we prioritise what will move the metric, ship it, and show the impact in a real-time dashboard. That is how the subscription stays accountable.
  • Single prioritised backlog
  • Evidence-led sprint decisions
  • Clear accountability to KPIs

SEO that compounds, not a checklist

Organic growth is a mix of technical hygiene, content that earns clicks, and authority building that is genuinely deserved. We treat SEO as a product, with a backlog and a cadence, rather than a one-off project. Technical work covers crawlability, site architecture, Core Web Vitals, schema markup and index management. On-page work is driven by search intent and the real questions buyers ask at each stage. Off-page focuses on link earning through useful assets, partnerships and digital PR rather than spam. For example, for a B2B brand we might build a set of comparison pages for demand capture, a small research piece to earn links, and a library of problem-led articles that support sales calls. The outcome is more qualified traffic, better brand credibility, and lower dependency on paid media over time.

Why Growthcurve

Growthcurve is a marketing agency subscription designed to be faster than building in-house and simpler than managing multiple suppliers. Our team integrates like internal staff, with specialists across paid, creative, SEO, CRO, lifecycle and analytics. Unlimited ad creative production is included and we charge no commission on ad spend. You also get proprietary AI marketing tools and a real-time performance dashboard, delivered on monthly rolling terms so you stay flexible.
  • Complete team in one
  • Unlimited creative included
  • Monthly rolling engagement
What is a marketing agency subscription in practice?
A marketing agency subscription is a recurring monthly engagement where you get ongoing access to a team and a delivery cadence, rather than buying one-off projects. The goal is predictable output and faster iteration. In practice, it should include a prioritised backlog, weekly shipping, and reporting tied to business outcomes. If you cannot clearly see what shipped and what changed, it is not a true subscription model.
What is usually included in subscription agency plans?
Most subscription plans bundle a mix of services such as paid media, creative production, SEO and content, CRO, and lifecycle marketing. The right mix depends on your bottleneck and growth stage. Be cautious of plans that only include content or social posting without measurement and conversion ownership. The value of a subscription comes from improving the whole funnel, not just producing deliverables that look busy.
How are subscription tiers typically structured and priced?
Tiers are usually structured by capacity and breadth. Lower tiers cover core execution like basic paid management or SEO foundations, while higher tiers add CRO, lifecycle automation and deeper analytics. Pricing varies widely by market and scope, but the real decision should be based on expected payback. We align the plan to your targets and ensure the workload matches what is required to move the metric, not an arbitrary list.
How do you prevent scope creep in a subscription model?
Scope creep happens when everything is treated as equally urgent and there is no prioritisation mechanism. We prevent it with a single backlog, sprint planning, and clear success metrics. You can request work, but we prioritise what is most likely to move the KPI. That keeps turnaround fast, avoids endless ad hoc tasks, and makes the subscription feel like a growth engine rather than a ticket queue.
How do we measure ROI from a subscription agency?
Measure ROI in unit economics and funnel health: conversion rate, CAC, payback period, retention and LTV. For B2B, also track lead quality, pipeline stage conversion and sales cycle speed. We set KPIs upfront and report against them continuously. A subscription should make it easier to see what changed, what impact it had, and what the next decision is, rather than producing static monthly summaries.
Is a monthly rolling subscription good for long-term channels?
Yes, if the operating cadence is strong. Channels like SEO and content require sustained effort, but you do not need a long contract to do consistent work. You need a roadmap and a delivery rhythm. Monthly rolling terms reduce lock-in and keep focus on performance. Long-term progress still compounds through continuous shipping, measurement and iteration, rather than being gated by a fixed contract period.
How quickly can we expect results from a subscription?
You can usually see early movement within weeks from paid optimisation, creative testing and CRO on high-traffic pages. Compounding channels like SEO typically take longer but build efficiency over time. The best leading indicator is cadence. If your team is shipping weekly and learnings are clear, results tend to accumulate. If the work is slow and decisions happen monthly, progress will be delayed.
Do you take a percentage of ad spend or commission?
Some agencies charge a percentage of ad spend, which can misalign incentives and make costs rise as you scale. We do not charge commission fees on your ad spend. Instead, we focus on transparent pricing for the work delivered and outcomes achieved. This keeps the relationship aligned: you want efficient growth, and we want to improve the system through creative, measurement, conversion and channel execution.
Why choose Growthcurve for a subscription agency model?
Growthcurve gives you a complete marketing department in one package, built to move fast with weekly sprints across paid, creative, SEO, CRO, lifecycle and analytics. We integrate like internal staff and scale specialist support as your needs change. Unlimited ad creative production is included and we charge no commission on ad spend. You also get a real-time performance dashboard and monthly rolling terms, so you stay flexible with clear accountability. Book a call

Lifecycle marketing that increases LTV

If you only optimise acquisition, you end up paying more for the same customers. We build lifecycle systems that raise retention and expansion, using email, SMS where relevant, and CRM workflows that feel personal without being creepy. We set up segmentation based on behaviour and value, then design flows for onboarding, activation, replenishment, win-back and referral. In practice that can include RFM modelling for ecommerce, lead scoring for B2B, or product usage triggers for SaaS. We also help you capture first-party and zero-party data with preference centres and progressive profiling, so targeting stays resilient as privacy changes. When we ran a lifecycle audit for one team, we found revenue sitting in overlooked moments, like post-purchase education and renewal risk signals. The outcome is a healthier blended CAC and a marketing engine that keeps paying you back.

Measurement you can trust and use

Attribution arguments waste time and block good decisions. We set measurement up so it is good enough to guide spend, creative and roadmap choices, and we are honest about what is knowable. Tracking work can include GA4 hygiene, conversion event design, server-side tracking where appropriate, and consistent UTMs. Reporting lives in a real-time dashboard, with views that match how you run the business, such as channel performance, funnel conversion, cohort retention and creative learnings. We also use incrementality thinking where it matters, like geo holdouts or controlled tests for bigger budget shifts. For example, if brand search rises after a video push, we look at the whole picture rather than declaring victory based on last click. The outcome is faster iteration and fewer surprises in board meetings.

Operating rhythm, SLAs and ways of working

Good marketing is mostly good operations. We set a working rhythm that keeps delivery moving and prevents strategy decks from becoming a comfort blanket. You get a named lead, specialist channel owners, and access to top-tier US and UK talent, scaled up or down based on your needs. We agree response times, approval flows and who owns what across creative, landing pages, tracking and budget changes. Campaign planning happens in short cycles, with clear priorities and a shared backlog, so work does not disappear into a black box. We also help your internal stakeholders, like product, sales and finance, stay aligned with what marketing is doing and why. The outcome is a calm, consistent cadence, less context switching, and a team that behaves like your internal staff while staying on a monthly rolling basis.

Why Growthcurve

Growthcurve is built for teams who want senior thinking and fast delivery without the overhead of building it all in-house. Our marketers have scaled startups to nine-figure valuations, and our clients have raised over $700M in funding, so we understand what investors and boards look for. You get a complete marketing department in one package, with specialists who integrate as your internal staff and can scale up or down as priorities change. We are an official Meta, Google, TikTok and Snap agency partner, and we have a deep creative engine, including unlimited ad creative production, because most growth ceilings are creative ceilings. You also get a proprietary suite of AI marketing tools and a real-time performance dashboard to keep decisions grounded. No long-term contracts, no commission fees on ad spend, just accountable work on a monthly rolling basis.

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