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Updated June 2026 · Pricing breakdown

Cheapest Dunning Tool for Bootstrapped SaaS

A 2026 pricing breakdown for founders watching every dollar: flat-rate vs MRR-scaled cost, what you actually get at the entry plan, the ROI math, and an honest head-to-head with ChurnWard at $29/mo.

Start at $19/mo FlatBy the SubRevival team · 14 min read

Monthly cost as MRR grows

MRR growth →$ / monthMRR-scaled toolsSubRevival (flat)

Flat pricing means recovery growth is yours, not the vendor's

On this page

01Flat-rate vs MRR-scaled02Full pricing breakdown03What you get at entry price04The 7 tools, cheapest first05SubRevival vs ChurnWard06ROI math by MRR07Build it yourself?08How to pick09FAQ

The bootstrapper's lens

Cheapest is the right question, if you define it well

When you are bootstrapped, "cheapest" is not stinginess, it is survival math. Every dollar on tooling is a dollar not in runway. The good news: dunning is one of the few categories where the cheapest credible option is also one of the most complete, because the work (send a few emails, offer a card update) genuinely does not cost more at higher MRR. Tools that charge more as you grow are pricing on your success, not their cost.

The stakes justify spending something. Around 9% of MRR leaks to failed payments every month, and roughly 57% of that is recoverable with a full stack. At a typical failure rate, a tool pays for itself once it recovers a single payment, which happens at just a few hundred dollars of MRR. So the real question is not whether to pay, it is paying the least for a tool that actually recovers. For the wider context, see how to recover failed Stripe payments.

This breakdown does two things competitors skip: it compares what you actually get at each tool's entry price (not just the headline number), and it addresses ChurnWard ($29/mo flat) head-on, the one tool priced close to SubRevival. Cheapest-first, here is the honest 2026 picture.

$19/mo

cheapest full-stack dunning

SubRevival flat, no MRR tax

$333

MRR where it pays for itself

Just one recovered payment

13-26x

what enterprise tools cost

$249-500/mo floors

The short answer

On Stripe: SubRevival at $19/mo flat is the cheapest complete stack. On Dodo Payments: ChurnWard at $29/mo. Free baseline for everyone: Stripe Smart Retries. Everything else starts at $69-500/mo and only makes sense past tens of thousands in MRR.

The pricing models

Flat-rate vs MRR-scaled pricing

Before any feature comparison, understand the two pricing models, because for a bootstrapper the model decides the winner more than the feature list does.

DimensionMRR-scaled / percentageFlat-rate
Cost as you growRises with MRR or recovery volumeStays the same (or fixed tiers)
PredictabilityHard to forecast; surprises at renewalKnown cost, easy to budget
Who it favorsVendor: you pay more as you succeedYou: keep more of what you recover
Entry priceOften $99-500/mo floors$19-29/mo
Bootstrapped fitPunishing below ~$30K MRRROI-positive from a few hundred MRR
ExamplesStunning, Churnkey, BaremetricsSubRevival, ChurnWard

Watch

Fixing failed Stripe subscriptions on a budget

Fix Recurring Payments on Stripe in 2026: Failed Subscriptions, Smart Retries + Customer Emails

The numbers

Full dunning pricing breakdown

Every tool by what it actually costs as you scale, plus pricing model, Stripe support, setup complexity, ease of use, and the MRR level it fits. Cheapest first.

ToolStartAt $10KAt $50KModelProcessorSetupEaseBest MRR
SubRevival$19/mo$19/mo$49/moFlat tiersStripe5-min OAuth★★★★★All stages
ChurnWard$29/mo$29/mo$29/moFlatStripe + DodoFast OAuth★★★★★All stages
Baremetrics Recover$69/mo$69/mo~$150/moMRR-scaledStripe + moreModerate★★★★★Any (on Baremetrics)
Stunning~$99/mo~$120/mo~$250/moMRR-scaledStripeWebhook★★★★★$30K+
Churnkey$250/mo$250/mo$399+/moFloor + scaleMultiSDK★★★★★$50K+
Churn Buster$249/mo$249/mo$249+/moFlat + tiersMultiModerate★★★★★$200K+
Paddle Retain$500/mo$500/mo$500+/moCustomMultiDays★★★★★$200K+

Pricing reflects publicly listed models as of June 2026 and may have changed; check each vendor for current rates.

Value, not just price

What you actually get at the entry price

A low price means nothing if the cheap plan is hollow. Here is what each tool includes at its minimum plan, the comparison that decides whether cheap is smart or a false economy.

ToolEntry priceWhat the minimum plan includes
SubRevival$19/moBranded Day 1/3/7 emails from your domain, hosted card update page, instant retry, trial-ending + annual-renewal reminders, basic reporting.
ChurnWard$29/moDunning recovery, smart retries, pre-dunning (expiring-card alerts), win-back campaigns, ~500 customers, Stripe + Dodo Payments.
Baremetrics Recover$69/moBasic dunning emails plus the Baremetrics analytics dashboard, but requires a paid Baremetrics base plan.
Stunning~$99/moEmail sequences, a hosted customer card-update portal, and basic analytics, on MRR-scaled pricing.
Churn Buster$249/moEmail sequences, high-deliverability sending, and a card update page, built for high-ACV volume.
Churnkey$250/moFull cancel-flow builder, AI offers, churn surveys, and dunning, but an SDK integration is required.
Paddle Retain$500/moData-driven dunning, strong localization, and analytics, on custom enterprise pricing.

The ranking

The 7 tools, cheapest first

Ordered by entry price, with an honest read on where each one stops being cheap, and where cheap stops being smart.

1

SubRevival

★ Best for Cheapest full stack for Stripe SaaS ★
💰 $19/mo flat

At $19/mo flat, SubRevival is the cheapest way to run a complete dunning stack on Stripe, and the only sub-$30 tool that sends branded emails from your own domain on its entry plan. Five-minute OAuth, no code, no cut of recovered revenue.

Key features

$19 Starter / $49 Growth / $149 Pro, flat
Branded Day 1/3/7 emails from your domain
Hosted card update page + instant retry
Trial-ending + annual-renewal reminders
5-minute Stripe OAuth, no code
Stops on payment success
Basic recovery reporting
21-day money-back guarantee

Pros

  • Cheapest entry price of any full stack
  • Flat cost never scales with MRR
  • Your-domain branded emails on the $19 plan

Cons

  • Stripe-only (no Dodo / Paddle)
  • No cancel-flow / churn-survey suite

Why it ranks here

It is both the cheapest and the most complete option for Stripe-native SaaS. Versus its only real price rival, ChurnWard ($29), it is $10/mo cheaper and adds your-domain emails, a hosted card update page, and a 21-day guarantee.

If you are on Stripe and watching every dollar, there is no cheaper way to run a real dunning stack, and few more complete ones at any price.
Connect Stripe in 5 min
2

ChurnWard ↗

★ Best for Bootstrappers on Stripe + Dodo Payments ★
💰 $29/mo flat

ChurnWard is the closest direct competitor to SubRevival: $29/mo flat, keep 100% of recovered revenue, with a 4-email / 14-day default flow. Its real edge is processor support beyond Stripe.

Key features

Flat $29/mo, no revenue share
Stripe + Dodo Payments (Paddle on roadmap)
Smart retries
Pre-dunning (expiring-card alerts)
Win-back campaigns
~500 customers on entry
Customizable email timing
Email support

Pros

  • Flat rate, keep all recovery
  • Multi-processor: Stripe + Dodo today
  • Includes win-back campaigns

Cons

  • $10/mo more than SubRevival
  • Younger product; guarantee terms unclear

Why it ranks here

ChurnWard is the honest answer if you bill on Dodo Payments (or want Paddle when it ships). On Stripe alone, SubRevival is cheaper and more complete, but ChurnWard earns its spot as the multi-processor flat-rate option.

If your billing is not pure Stripe, ChurnWard is the cheapest flat-rate tool that covers you. On Stripe, the price and feature edge goes to SubRevival.
3

Baremetrics Recover ↗

★ Best for Teams already paying for Baremetrics ★
💰 From ~$69/mo

Recover is the dunning add-on to Baremetrics analytics. Cheap-ish on its own, but it assumes you already pay for the Baremetrics base plan, which changes the real cost.

Key features

Automated dunning emails
Native Baremetrics analytics
Stripe, Braintree, Recurly
Unified metrics + recovery
Customizable timing
Churn reporting
Reactivation tracking
Single login

Pros

  • Recovery beside your metrics
  • Works beyond Stripe
  • No new dashboard to learn (if on Baremetrics)

Cons

  • Requires a paid Baremetrics base plan
  • Total cost is higher than the sticker

Why it ranks here

Only the cheapest option if you are already a Baremetrics customer. As a standalone recovery tool, the bundled base-plan cost makes it pricier than the flat-rate pair above.

Cheap if Baremetrics is already in your stack; otherwise the base-plan requirement inflates the true price.
4

Stunning ↗

★ Best for Mid-range Stripe SaaS ($30K+ MRR) ★
💰 ~$99/mo, MRR-scaled

A mature, dependable Stripe dunning tool, but priced on an MRR-scaled model that starts around $99 and climbs as you grow. The opposite of cheap for a bootstrapper.

Key features

Branded email sequences
Hosted card-update portal
Pre-dunning reminders
Stripe-native
Email scheduling
Recovery reporting
Webhook setup
Long track record

Pros

  • Proven, mature product
  • Complete Stripe feature set
  • Good deliverability

Cons

  • ~$99 floor, then scales with MRR
  • Webhook configuration in setup

Why it ranks here

A solid tool that simply is not cheap for early-stage teams. It makes sense past ~$30K MRR where the feature maturity matters more than the price gap.

Dependable, but its MRR-scaled pricing is exactly what a bootstrapped founder is trying to avoid.
5

Churn Buster ↗

★ Best for High-ACV SaaS ($200K+ MRR) ★
💰 From ~$249/mo

A veteran tool with excellent deliverability and multi-channel recovery, but a $249/mo floor that only pencils out at serious volume.

Key features

Email + SMS sequences
High-deliverability sending
Stripe and Recharge
Card update page
A/B testing
Retry optimization
Reporting
Concierge onboarding

Pros

  • Excellent deliverability
  • Multi-channel (SMS)
  • Strong at high volume

Cons

  • $249/mo floor is steep
  • Overkill for bootstrappers

Why it ranks here

Not a cheap option, and not trying to be. It earns its price only at high ACV or $200K+ MRR where deliverability gains are real money.

A great tool at the wrong end of the price spectrum for a bootstrapped SaaS.
6

Churnkey ↗

★ Best for Funded SaaS needing cancel flows ($50K+ MRR) ★
💰 From ~$250/mo

The most feature-complete platform here, cancel flows, AI offers, churn surveys, and dunning, but with a ~$250 floor and an SDK integration that puts it out of bootstrapper range.

Key features

Full cancel-flow builder
AI deflection offers
Churn surveys
ML-timed dunning
Multi-processor
Deep analytics
In-app SDK flows
Enterprise onboarding

Pros

  • Best cancel-flow deflection
  • Covers voluntary + involuntary churn
  • Powerful analytics

Cons

  • ~$250/mo floor
  • SDK integration (developer time)

Why it ranks here

Powerful, but the opposite of cheap and the opposite of fast to set up. Right for funded teams past $50K MRR with a real voluntary-churn problem.

Worth it when cancel flows matter and budget is not the constraint, which is not the bootstrapped use case.
7

Paddle Retain ↗

★ Best for Enterprise / multi-processor ($200K+ MRR) ★
💰 Custom (~$500/mo)

Formerly ProfitWell Retain. Data-driven, beautifully localized, and aimed squarely at larger, global subscription businesses, with pricing to match.

Key features

Data-driven campaigns
Strong localization
Multi-processor
Subscription analytics
Term optimization
Reactivation flows
Benchmark-tuned defaults
Performance reporting

Pros

  • Huge dataset behind defaults
  • Best-in-class localization
  • Bundled analytics

Cons

  • ~$500/mo custom floor
  • Enterprise sales + setup

Why it ranks here

The most expensive option on this list and the least relevant to a bootstrapper. Reserve it for global, multi-processor businesses at scale.

Excellent at enterprise scale; entirely the wrong tool if 'cheapest' is your search term.

The close call

SubRevival vs ChurnWard, honestly

ChurnWard is the only tool priced close to SubRevival, so it deserves a straight comparison, not a dismissal. Both are flat-rate and keep your recovered revenue. Here is who wins on each axis.

DimensionSubRevival ($19)ChurnWard ($29)Winner
Entry price$19/mo$29/moSubRevival
Pricing modelFlat tiersFlatTie
Branded emails from your domainYes, on the $19 Starter planAvailableSubRevival
Hosted card update page + instant retryYesSmart retries; card-update less emphasizedSubRevival
Trial + annual-renewal remindersBoth includedTrial conversion + win-backTie
Processor supportStripe onlyStripe + Dodo (Paddle on roadmap)ChurnWard
Win-back campaignsNot a listed featureYesChurnWard
Guarantee21-day money-backEarly access; terms unclearSubRevival
The verdict: on Stripe, SubRevival wins, cheaper ($19 vs $29) and more complete (your-domain emails, card update page, 21-day guarantee). On Dodo Payments today (or Paddle when it ships), ChurnWard is the right call because SubRevival is Stripe-only. Pick by processor first, then price.

The math

ROI at $3K, $10K, and $50K MRR

Assuming a 9% monthly failure rate and ~57% recovery with a full stack, here is the net after SubRevival's flat fee. The cheap tool is ROI-positive at every stage; the expensive ones are not until much later.

$3,000 MRR$270/mo at risk$154/mo recoverable

SubRevival net: +$135/mo

ROI-positive on day one, even at tiny MRR.

$10,000 MRR$900/mo at risk$513/mo recoverable

SubRevival net: +$494/mo

The $19-49 cost is a rounding error against recovery.

$50,000 MRR$4,500/mo at risk$2,565/mo recoverable

SubRevival net: +$2,516/mo

Even MRR-scaled tools turn ROI-positive here.

⚠️ The expensive-tool trap: a $249-500/mo tool is not ROI-positive until roughly $30-50K+ MRR. Below that, you would pay more for the tool than it recovers, which is exactly why flat-rate is the bootstrapped default. ChurnWard at $29 keeps slightly less margin than SubRevival but is also positive at every stage.

The DIY temptation

What about building it yourself?

"It is just a few emails" is the famous last words of many a wasted sprint. Here is what a real build actually requires, and why $19/mo wins.

What you would have to build and maintain

A Stripe webhook listener for failed-charge events
An email provider integration (Resend / Postmark)
A secure card update page (Stripe Elements)
Sequence + scheduling logic (Day 1 / 3 / 7)
Stop-on-success checks before every send
Deliverability: domain auth, bounce handling
Reporting on what recovered and what did not
Ongoing maintenance as Stripe + email APIs change

2-4 weeks

Realistic developer time for a first version that actually works.

Forever

Ongoing maintenance as APIs, deliverability rules, and edge cases shift.

Month 1

When $19/mo SubRevival breaks even against the dev time you would have spent.

Build only if dunning is core IP. For almost every SaaS it is not, it is undifferentiated plumbing. Two to four weeks of engineering costs far more than years of a $19/mo subscription, and you still own the maintenance forever.

Watch

Retention, dunning, and revenue recovery

Retention, Dunning and Revenue Recovery (Subscriptions Scaled Podcast)

The playbook

How to pick the cheapest tool that still works

Cheapest only wins if it recovers. Run this sequence to avoid a false economy.

01

Start with the free baseline

Turn on Stripe Smart Retries. It recovers 20-30% of soft declines for free and underpins any paid tool you add.

02

Pick flat-rate, not MRR-scaled

For a bootstrapper, the pricing model matters more than any feature. Flat-rate tools (SubRevival $19, ChurnWard $29) keep cost predictable; MRR-scaled tools punish growth.

03

Match the tool to your processor

On Stripe, SubRevival is cheapest and most complete. On Dodo Payments (or Paddle later), ChurnWard is the flat-rate pick.

04

Verify cheap is not a false economy

Cheapest only wins if it recovers. Confirm branded your-domain emails, a real card update page, and stop-on-success, the things that actually move recovery, are included at the entry price.

05

Use the trial or guarantee

Watch at least one billing cycle before committing. SubRevival's 21-day money-back guarantee means you can prove the ROI on your own data first.

Common questions

Cheapest dunning tool FAQ

What is the cheapest dunning tool for SaaS?
The cheapest full-stack option is SubRevival at $19/mo flat, branded emails from your own domain, a hosted card update page, and trial/renewal reminders included. ChurnWard is next at $29/mo flat. Stripe Smart Retries is technically free but only re-attempts charges (20-30% recovery) with no real customer outreach, so treat it as a baseline, not a solution. Everything else starts at $69-500/mo. See the full dunning software comparison.
Is the cheapest dunning tool actually good enough?
For Stripe-native SaaS, yes. The recovery rate comes from the stack, branded emails sent fast from your own domain, a self-serve card update page, and stop-on-success, not from a high price tag. SubRevival includes all of that at $19/mo and recovers up to ~57% of failures. Cheap only backfires if the tool skips those essentials, so check the entry-plan feature list before buying. The full mechanics are in how to recover failed Stripe payments.
SubRevival vs ChurnWard: which is cheaper and better?
SubRevival is cheaper ($19 vs $29) and more complete on Stripe: your-domain branded emails on the entry plan, a hosted card update page with instant retry, trial and renewal reminders, and a 21-day money-back guarantee. ChurnWard's genuine edge is processor support, it adds Dodo Payments today (Paddle on the roadmap), while SubRevival is Stripe-only. So: on Stripe, SubRevival; on Dodo or Paddle, ChurnWard. The head-to-head table above breaks it down line by line.
Is there a free dunning tool?
Yes, sort of: Stripe Smart Retries is free and recovers ~20-30% by re-attempting charges. But it has no branded sequence and no real card update experience, so the 30%+ of failures from expired or replaced cards go unrecovered. Use it as the free baseline, then add a $19-29 flat tool to capture the rest. That combination is what reaches ~57% recovery.
Should I just build my own dunning system instead?
Almost never. A real system needs a Stripe webhook listener, an email provider (Resend/Postmark), a Stripe Elements card update page, sequence and stop-on-success logic, and deliverability work, realistically 2-4 weeks of developer time, plus permanent maintenance. At $19/mo, SubRevival breaks even against that build in the first month and you never touch the plumbing again. Build only if dunning is somehow core IP, which for almost everyone it is not.
Why do some dunning tools charge a percentage of MRR?
Because it earns the vendor more as you grow, even though the underlying work, sending emails and retrying charges, is the same at any MRR. For a bootstrapper that is exactly backwards: your costs rise just as you start winning. Flat-rate tools like SubRevival and ChurnWard charge the same at $5K or $500K MRR, so every recovered dollar above the flat fee is yours. See the trade-off in the SubRevival vs Stunning comparison.
At what MRR does a dunning tool pay for itself?
Almost immediately for a flat-rate tool. At a typical 9% failure rate, even ~$333 MRR puts enough at risk that one recovered payment covers SubRevival's $19/mo. By $3K MRR you net roughly $135/mo after the fee, and it only grows from there. The expensive tools are the opposite, a $249-500/mo floor needs $30-50K+ MRR before it is ROI-positive, which is why they are wrong for bootstrappers. The ROI table above runs the numbers at three stages.
Is SubRevival's 21-day money-back guarantee real?
Yes. If SubRevival does not recover more than it costs in your first 21 days, you get a full refund. The conditions are reasonable, $1K+ MRR and at least 2 failed payments during the window, so the tool actually has something to recover. It exists precisely so a cautious bootstrapper can prove the ROI on real data before committing. Start free at the sign-up page.

The cheapest full dunning stack on Stripe: $19/mo flat.

SubRevival recovers failed payments with branded Day 1/3/7 emails from your domain, a hosted card update page, and reminders, for a flat $19/mo. No MRR tax, 5-minute OAuth, 21-day money-back guarantee.

Start Recovering Revenue$19/mo flat. 5-minute Stripe OAuth. 21-day guarantee.

Keep reading

Best Dunning Software (2026)

The full 9-tool comparison, ranked on value, setup, and ROI by MRR stage.

Read guide

How to Recover Failed Stripe Payments

The step-by-step playbook behind the recovery rates these tools deliver.

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Churn Buster Alternative

If Churn Buster's $249 floor is too steep, here's the flat-rate option.

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