Problem

Subscription businesses lose otherwise valid recurring revenue when payments fail, creating involuntary churn and forcing companies to replace customers they have already spent money to acquire. Slicker targets this payment-recovery gap: its main use case is turning past-due subscription invoices back into revenue by recovering failed recurring transactions before the customer cancels or is lost.

The economics are highly leveraged. Slicker says involuntary churn can account for up to 30% of total customer churn; its example is that a failed $50 monthly subscription can represent $1,200 in expected revenue over a 24-month customer lifetime, in addition to the cost of acquiring a replacement customer. This makes payment recovery a revenue-retention problem, not merely an accounts-receivable task.

Product / Service

Slicker is an AI-powered failed-payment recovery platform that creates an individualized recovery strategy for each failed payment. Its models decide whether to retry, when to retry, and how much to retry, using signals such as payment error codes, network messages, issuer information, customer behavior, subscription history, issuer-specific patterns, regional rules, and public holidays. It can combine intelligent retries with personalized communications and attempts through either the existing card or a new payment method.

The product is delivered through integrations with existing billing and payment systems rather than requiring a business to replace its stack. Slicker advertises native integrations and a no-code Stripe connection, with setup in minutes and no engineering required. Its commercial model is performance-based: there are no upfront costs or minimum commitments, and customers pay only when Slicker demonstrates that it is recovering more failed payments than the existing setup.

Market

Slicker competes in AI-powered failed-payment recovery and subscription-revenue-retention software, a category adjacent to subscription billing, payment orchestration, and dunning. Zuora Collect is the clearest named direct comparator in Slicker’s own head-to-head material, while native recovery logic built into billing providers is the incumbent alternative. Churnkey and ProfitWell Retain are also adjacent alternatives in the broader payment-recovery market, although Slicker’s integrations with systems such as Stripe Billing, Chargebee, Recurly, Zuora, and Recharge mean that some of those platforms are also part of its distribution and technology context rather than direct replacements.

The company appears early-stage rather than demonstrably scaled. Y Combinator lists Slicker as founded in 2023 by Dani Penev and Ivan Valkov, with two employees in London; third-party company data reports $500,000 of Y Combinator funding. There is evidence of product deployment, including a Stripe App Marketplace presence and a company-published case study reporting a 40% improvement in recovery rates for a beauty subscription-box business, but the public evidence gathered does not disclose recurring revenue, total customer count, or enough information to establish scale.