How agency retainer billing cycle can 5x LTV

9 of 10 agencies I work with offer maintenance or retainer plans. Most of them are pricing it wrong — not the number, the billing cycle.

I came across this while watching Alex Hormozi break down a pricing case, which sent me digging into the actual research behind it: Patrick Campbell’s team at ProfitWell (now part of Paddle) has published some of the most cited churn data in subscription business, and it applies directly to how agencies bill for retainers.

The core finding

ProfitWell’s analysis is blunt: annual billing customers churn at roughly one-third the rate of monthly billing customers, holding the actual service constant. Their headline comparison:

• Annual plans: 92% retention after 12 months
• Monthly plans: 68% retention after 12 months

That’s not a small edge. That’s the difference between losing 1 in 3 clients a year and losing less than 1 in 10.

Why annual billing decreases churn

ProfitWell’s research (and the broader subscription-economics literature that’s built on it) points to four concrete drivers:

1. Fewer decisions to cancel on. Annual billing is one renewal decision a year. Monthly billing is twelve. Every billing date is a fresh chance for a client to reconsider, and most churn isn’t a considered decision — it’s a moment of doubt that happens to coincide with an invoice.
2. Involuntary churn collapses. A huge share of “cancellations” aren’t decisions at all — they’re expired cards, failed charges, and payment retries that never resolve. ProfitWell and later synthesis from Baremetrics put the reduction in involuntary churn from switching to annual billing as high as 95%, simply because there’s one payment attempt a year instead of twelve. Separately, Buffer’s own published subscription numbers illustrate the same pattern at the account level: monthly subscribers churned at roughly 7% a month, while annual subscribers churned at a monthly-equivalent rate of about 2.4% — and averaged 40 months as a customer versus 14 months for monthly subscribers.
3. Cash flow and runway. Annual billing (even at a 2-month discount — effectively “pay for 10, get 12”) means you’re holding 10 months of runway on day one instead of collecting it in dribs over the year. That runway is what actually funds your next round of client acquisition without touching a credit line.
4. The accounting window changes. If your retainer is even loosely tied to results, monthly billing means a client re-judges you every 30 days on whatever happened most recently. One rough month, right before a renewal date, is enough to trigger a cancellation — even if the prior five months were excellent. Quarterly and annual billing give you a full quarter or year of results to be judged on, which smooths out normal month-to-month variance in delivery.

What this is worth on a simple maintenance plan

Take a simple $100/month maintenance retainer as an illustrative example, and apply monthly-equivalent churn rates broadly consistent with ProfitWell’s findings — roughly 10.7% monthly churn on monthly billing, versus a monthly-equivalent churn of around 5% for quarterly and 2% for annual clients:

This is a simplified model — your actual churn, conversion rate, and any discount you offer for longer terms will move these numbers. But the direction is consistent with everything in the underlying research: the same client, same service, same price-per-month, priced on a longer cycle, is worth several times more over its lifetime.

There’s a second, less obvious number worth knowing: annual billing customers in broader subscription research also report Net Promoter Scores about 19 points higher than monthly customers, and generate roughly 3.5x fewer billing-related support tickets. Less churn isn’t the only win — it’s also less operational drag on your team.

The mistake most agencies make when they try to switch

If you make annual pricing available but keep monthly as the default option on your pricing page or proposal, most clients won’t move — one widely cited pattern shows annual take-up around 20% when monthly is the default, versus 40-60% when annual is presented as the default and monthly is the alternative. The framing matters as much as the discount.

On the discount itself: 10-25% off is the typical range for annual prepay, with “two months free” (about 17% off) the most common framing — it’s concrete and easy for a client to do the math on themselves.

When to actually make the offer

Don’t lead with annual pricing on a brand-new client — they haven’t seen enough value yet to prepay a year for it. And don’t wait until a contract’s about to lapse either. The window that works is roughly month 2 through month 9 of a monthly relationship: long enough that the client has seen real value delivered, early enough that switching cycles isn’t yet colored by an active cancellation conversation.

Where I’m at with this

I used to bill everything monthly, mostly because I assumed clients wouldn’t prepay for a service relationship they hadn’t tested yet. I’m now gradually offering the annual model to a subset of clients who’ve been with us a while, and the early results line up with what the research predicts — fewer billing conversations, steadier renewals, no drama.

If you’re running an agency with any kind of retainer or maintenance offering, this is probably the single highest-leverage change you can make to it that doesn’t involve raising your price or doing more work.

Thanks for reading. If you liked the article – follow me on linkedin, connect and say thank you. And good luck with scaling your agency

Sources

Annual vs Monthly Pricing: Which Drives Better Retention — Baremetrics’ compilation citing Patrick Campbell (ProfitWell) and Tomasz Tunguz;