Retention software for developer tools and infrastructure.
In developer tools, a spike in the bill is often what makes a team leave. Churnkey saves the customers about to cancel and recovers the payments that fail.
Who we serve
Built for every kind of developer tool
APIs & backend services
Payments, auth, comms, and the APIs apps are built on.
Observability & monitoring
Logs, metrics, tracing, and error tracking.
Databases & data infra
Managed databases, pipelines, and data tooling.
CI/CD & DevOps
Build, deploy, and the delivery pipeline.
Docs & diagramming
Developer docs, diagrams, and API references.
Coding & IDE tools
Editors, coding assistants, and dev libraries.
ROI calculator
See what Churnkey could save you
Drop in your monthly churned revenue and watch what our developer-tools accounts would recover and save on it.
Revenue kept per year
$148,650
Across our developer-tools accounts, Churnkey saves 24.2% of cancellations and recovers 26.5% of failed payments. On your numbers, that is $9,075 saved and $3,313 recovered every month.
Based on Churnkey's developer-tools accounts, trailing 12 months.
The churn problem
There are eight reasons developer teams churn
The bill spiked
A usage spike shows up as a surprise invoice, and the tool becomes the first thing on the chopping block.
Great tool, priced out
They love the developer experience and leave anyway once it costs more than what it runs on.
Usage slid to zero
A team stops calling the API. They do not file a ticket, they just open a new tab.
They self-hosted it
An open-source path exists, so they migrate off for cost and control.
They built it themselves
For a technical team, cobbling together a replacement can take just a weekend.
Only needed it for one project
The project shipped. The dependency, and the subscription, went with it.
The deal changed
A quiet change to limits or pricing reads as broken trust, and the base leaves fast.
Too expensive at scale
It was fine at ten seats. Across the whole org, finance starts asking questions.
The insight
Retention gets worse as price falls.
Self-serve, low-priced developer tools have the lowest gross revenue retention, while enterprise and infrastructure accounts retain and expand at the top.
Gross revenue retention
By price point (%)
| Gross revenue retention | By price point (%) |
|---|---|
| Under $50 / month | 23%Highest churn |
| $50 to $249 | 45% |
| Over $250 | 70% |
Source: ChartMogul gross revenue retention by price point, 2025.
Industry voices
Retention is the hard part of every developer tool
“Overages are never a good thing for your customer.”
Ryan Seams
AssemblyAI · Churn.fm
“We are in the retention business. And the trust business.”
Karri Saarinen
CEO, Linear · Lenny's
“Usage is a leap of faith. I believe that you will find this product useful.”
James Hawkins
CEO, PostHog · Churn.fm
“Usage-based companies see 9% higher net revenue retention than the broader SaaS market.”
Activant Capital
citing OpenView · Usage-based billing
1Ask
Understand why users leave
Via a survey step
Collects why the user is leaving.
Why are you leaving?
Your feedback helps us improve.
And a freeform feedback
Free text captures the nuance behind why users actually leave.
Anything else we should know?
Honest feedback helps us improve. We read every reply.
2Offer
Give them a reason to stay
Pause
A pause halts billing for a set number of months and auto-resumes. Teams between projects or in a quiet quarter stay set up without paying for time they cannot use.
Pause and keep your setup intact.
Your API keys, integrations, and configuration stay exactly as you left them. Resume when the next project starts.
Freeze billing while usage is low.
Stop paying during a slow stretch without tearing down what you built. Everything is ready when you ramp back up.
Plan switch
A plan switch moves the account to a plan with a predictable ceiling, or to a lighter tier. When the bill no longer matches the usage, it keeps them on at a price that makes sense.
Cap your spend, keep your setup.
Move to a plan with a predictable ceiling so a spike in usage never surprises you on the next invoice.
Right-size to what you actually run.
Move to a lighter tier and keep the integrations and history that matter most.
Trial extension
A trial extension grants more time before the next charge. It gives a team still mid-integration the room to ship before they decide.
Take the time to finish your build.
Most teams that stop here were mid-integration. Take 30 more days on us to ship it.
See the proof of concept through.
Thirty more days, no charge, to get real usage in front of your team.
Onboarding help
An onboarding offer routes the account to a real engineer or a solutions review. When the problem is a stuck integration rather than the product, a nudge brings them back.
Stuck on the integration? Let us help.
A short call with an engineer maps the fastest path to getting your setup into production.
Get a second set of eyes on your setup.
Bring your architecture to a solutions engineer and leave with a plan that scales.
Adaptive Offers
Adaptive Offers uses machine learning to find the right discount amount and duration for each account rather than a fixed percentage, so a save protects your margin.
Your next month is on us.
The first weeks decide whether a tool sticks in the stack. Stay on and your next month is free.
You have been building with us a while.
Keep your plan at 30% off for the next full year.
Account credit
A credit applies a one-time amount to the account rather than cutting the recurring price, giving the team a reason to stay without a permanent change.
This month, on us.
A credit toward this month while your usage ramps back up.
A thank-you credit.
A one-time credit for building with us this long.
3Segment
Every account is at a different depth. Treat them that way
Segment by how deep the integration goes
A team still evaluating on day one has not put your API into production yet. Route the tire-kicker differently from the account you are load-bearing for.
Segment on real usage, alongside billing
Send API calls, builds, and active projects to Churnkey with Event Tracking. Then treat an account whose usage dropped to zero differently from one shipping every day.
Segment by plan and scale
A hobby project on the free tier and an org on an enterprise contract need different offers. Segment on plan, usage, and seat count.
4Optimize
Test, watch, and stay compliant
A/B test your flows
Run a pause against a downgrade for the same cancel reason. Let the data decide which one keeps more users on the product.
Stay compliant
Self-serve SaaS subscriptions fall under the FTC's click-to-cancel rules, and enterprise contracts carry their own renewal and cancellation terms. Churnkey's compliance mode keeps your Cancel Flow aligned with those requirements without your team tracking every update.
Session recordings
Watch exactly how users move through the Cancel Flow. See where they hesitate, what they skip, and what makes them stay.
Churnkey Data
What Churnkey does for developer-tools companies
Across our developer-tools accounts, Cancel Flows save 24.2% of attempted cancellations and Payment Recovery reclaims 26.5% of failed payments.
Company A
28.6% voluntary
Company B
26.2% voluntary · 36.5% involuntary
Company C
22.8% voluntary · 13.3% involuntary
Company D
22.7% voluntary
Company E
20.6% voluntary · 29.8% involuntary
Average estimate
24.2% voluntary · 26.5% involuntary
Understand
The nuance is in the comments
You are getting thousands of free-text cancel responses every month. Reading them by hand is impossible. Feedback AI reads every response for you and tells you whether the churn is price, a missing capability, or a team that built it themselves.
Automatic categorization
Freeform feedback is grouped into emergent categories and themes for prioritization and analysis.
MRR connection
Rank the impact of each cancel reason on your bottom line so you know where to focus your product roadmap.
Intelligent search
Use natural language to search for specific feedback, themes, and customers.
Get started with Cancel Flows
There are three ways to deploy Churnkey Cancel Flows in your stack. Pick one, or request a demo.
Request a demoPayment Recovery
Most failed payments are recoverable
Up to 40% of churn is involuntary. Most of it comes from soft declines, like a low balance or a bank timeout, that clear on their own with a well-timed retry. Churnkey reads every decline code, retries the payments that can still succeed, and only asks the customer to update a card when one truly needs it.
Precision Retries
Precision Retries find the moment a card will actually clear
Card issuers allow only a handful of retry attempts before they start blocking you, so each one has to count. Churnkey's models, trained on tens of millions of transactions, pick the time, day, and method most likely to clear for each card type, decline code, and processor.
- Works alongside Stripe to recover about 20% more failed-payment revenue.
- Too many retries make banks flag you, so Churnkey caps and spaces them to protect your approval rate.
Omnichannel dunning
When a retry cannot win, we reach the customer everywhere
Expired and closed cards need the customer to act. Churnkey runs that outreach for you across email, SMS, and an in-app payment wall, all on your own verified domain and branding. Campaigns are segmented by plan, language, time zone, and payment method, and routed to the right billing contact on the account.
- SMS opens at 98%, and in our pilots recovered three to four times what email did.
- One-tap, pre-authenticated links, so bypassing the login removes the friction entirely.
- Fixed fees, never a percentage of what you recover.
Payment Recovery Wall
When the emails go unread, ask inside the product
Some customers never open the email. The Wall asks for the card update inside your product, where they already are, and holds back access until the payment clears. It uses your brand styles and your wording, and you decide how firm it gets.
- Lifts recovery of failed payments by 4% to 12%.
- Soft restriction toggles set how much of the product stays usable.
- Past-due customers stop running up usage you are not paid for.
Churnkey Data
Churnkey recovers about 27% of failed payments in developer tools
Got questions?
Common questions
Your tool is already in their stack. Keep it there.
Churnkey is the retention infrastructure for developer-tools and infrastructure companies. Save cancellations, recover failed payments, and turn churn into recurring revenue.
