Best Customer Retention Analytics Tools in 2026
Short answer: Amplitude is the best customer retention analytics tool for a product-led team in 2026, free to 2M events a month, with Plus then scaling by usage. Mixpanel is the direct alternative when a native Retention report matters most, free to 1M events a month. ChartMogul analyzes retention from the revenue side starting at $1,188/yr, Baremetrics does the same from a printed monthly plan, and ProfitWell Metrics does it for free. Vitally, Gainsight, ChurnZero, and Custify add a customer success health score, and none of the four publishes a list price.
Rank these by which retention question you are answering, a product cohort, a revenue number, or a CS health score, because most tools here only answer one.
Amplitude is the pick for a product-led team that wants a full retention curve rather than one number, because Free tracks 2 million events a month forever and Plus adds custom cohorts once usage grows past that. A dashboard that only reports last month's churn rate cannot say which cohort, feature, or price change caused it, and that gap is what every tool on this page is built to close.
Retention analytics tools split into three families, and mixing them up is the most common buying mistake. Amplitude, Mixpanel, and PostHog measure product usage: which cohort keeps coming back after signup. ChartMogul, Baremetrics, and ProfitWell measure revenue: monthly recurring revenue lost to churn against revenue gained from expansion. Vitally, Gainsight, ChurnZero, and Custify sit inside a customer success workflow and turn usage plus support data into one health score a CSM can act on. This page ranks across all three, because most retention programs end up running at least two.
This ranking covers different ground from best customer success platforms for SMB, which ranks the CS workspace itself for a team under 100 customers, and from the broader product analytics guide, which ranks usage measurement for any product question, not only retention. This list keeps the lens narrow: does the tool produce a retention number a team can act on, and can it explain why that number moved.
Toolradar data: of the 40 customer success tools we track, 0 are free and 6 are freemium (15% with a free or freemium plan), while 34 are paid only (85%). How we chose: these 10 were ranked across product, revenue, and CS-side retention analytics against the 40 tools in the customer success category. Prices were checked on vendor pages in September 2026, and the method is on how we rate.
Top Picks
Picked by editorial review, informed by G2 and Capterra review volume and rating and by media mentions, the signals behind our category rankings. How we rate
| Tool | Starting price | Rating | Best for |
|---|---|---|---|
| Amplitude | Free; Plus scales with events | 4.53,059 reviews | Product teams that want a full retention curve with unlimited seats. |
| Mixpanel | Free; Growth scales with events | 4.51,518 reviews | Teams that want retention as the primary report, not one chart among many. |
| ChartMogul | From $1,188/yr | 4.6156 reviews | SaaS teams that need net and gross revenue retention for a board deck. |
| Baremetrics | From $49/mo (annual) | 4.698 reviews | Founders who want a fixed monthly number instead of a usage calculator. |
| ProfitWell (by Paddle) | Free, no paid tier | 4.8151 reviews | Early-stage or budget-constrained teams that still want revenue retention and churn benchmarks. |
| PostHog | Free; pay-as-you-go per event | 4.51,054 reviews | Engineering-led teams that want retention analytics priced to the cent. |
| Vitally | No list price | 4.3718 reviews | CS teams that want a health-score and NRR view built for a named book of accounts. |
| Gainsight | No list price | 4.51,810 reviews | Growing CS teams that want scorecards and renewal forecasting in one enterprise suite. |
| ChurnZero | No list price | 4.71,747 reviews | Mid-market SaaS teams that want churn scoring bundled with in-app messaging. |
| Custify | No list price (avg $1,199/mo stated) | 4.8664 reviews | Small CS teams that want health scores without an implementation fee. |
Product teams that want a full retention curve with unlimited seats.
Amplitude free Starter plan is genuinely useful: 10K monthly tracked users (MTUs), 10M events, session replay, and unlimited feature flags.
Watch out
MTU-based pricing can be expensive for products with many low-engagement users. A marketing site with 500K monthly visitors costs far more on Amplitude (MTU-based) than Mixpanel (event-based) if each visitor generates few events.
Teams that want retention as the primary report, not one chart among many.
Mixpanel's free tier (1M events) is generous.
SaaS teams that need net and gross revenue retention for a board deck.
The feature depth, including CRM, warehouse sync, and forecasting, justifies the cost for SaaS companies with serious revenue ops needs.
Founders who want a fixed monthly number instead of a usage calculator.
Baremetrics' pricing is on the higher side, especially for smaller businesses.
Watch out
Payment Recovery is an extra $129/mo
Early-stage or budget-constrained teams that still want revenue retention and churn benchmarks.
The 'Pay-as-you-go' tier at 5% + 50¢ per transaction is on the higher side for payment processing, especially for businesses with high transaction volumes or lower average order values, as the 50¢ fixed fee can add up quickly.
Watch out
50¢ fixed fee per transaction can be costly for micro-transactions.
Engineering-led teams that want retention analytics priced to the cent.
PostHog's pricing is quite generous, especially with its robust free tier offering 1M events and unlimited seats.
Watch out
Overage fees for events beyond free tier
CS teams that want a health-score and NRR view built for a named book of accounts.
However, the feature differentiation suggests it's designed to scale with customer needs, potentially offering good value for larger B2B SaaS companies.
Watch out
Potential for high minimums
Growing CS teams that want scorecards and renewal forecasting in one enterprise suite.
The 'Contact Sales' approach for both tiers suggests a premium offering with customized pricing based on specific needs and scale.
Watch out
Potential high minimum user counts
Mid-market SaaS teams that want churn scoring bundled with in-app messaging.
While the features are robust, these price points are significant investments.
Small CS teams that want health scores without an implementation fee.
Watch out
Potential minimum user count requirements
Other Customer Success tools worth considering
More published tools from our Customer Success category, ordered by our category ranking. They are not part of the editorial picks above.
What a customer retention analytics tool is
A customer retention analytics tool turns raw usage, revenue, or support data into a number that says whether customers are staying, and why. A generic dashboard reports what happened last month; a retention analytics tool breaks that number into a cohort, a plan, or a feature so a team can act on it before the next renewal.
Amplitude, Mixpanel, and PostHog build that number from product events, grouped into cohorts by signup week or plan tier. ChartMogul, Baremetrics, and ProfitWell build it from billing data, reported as net or gross revenue retention. Vitally, Gainsight, ChurnZero, and Custify build a composite health score from usage, support tickets, and NPS, sized for a CS team managing a named book of accounts. None of the three families replaces the other two; most SaaS teams run one tool from at least two of them.
Why one retention percentage hides the real story
A single retention percentage can rise while a business is losing its best customers, because a churn rate blends a small departing account with a large one into the same digit. Revenue-retention tools fix that by weighting churn in dollars, and product-retention tools have the opposite blind spot: a cohort chart can look healthy while one onboarding step is quietly losing half of new signups.
Both Amplitude and Mixpanel cap their free tier at a fixed event volume, so a team evaluating for free should track how fast it approaches that ceiling before it commits budget. On the customer success side, a health score is only as good as the alert it triggers: Custify routes a falling score to Slack, email, or an in-app notice, but the vendors on that side of this list price the alerting layer on a sales call rather than on the page.
Key Features to Look For
Revenue retention separate from logo retention (Essential)
ChartMogul and Baremetrics report net and gross revenue retention, weighting a cancellation by its dollar value instead of counting every lost account equally, and Baremetrics segments that number by plan tier.
A health score with a stated formula (Essential)
Custify's score combines product usage, support signals, and manual CSM ratings, then routes a drop to an alert. Gainsight's Essentials scorecards ship with 10 full users and 1,000 customer records included. A score with no visible inputs is a black box a CSM has to trust rather than explain.
Free tier ceiling, stated in events (Essential)
Amplitude's Free plan holds at 2 million events a month forever and Mixpanel's holds at 1 million, both with no credit card required. ProfitWell Metrics has no ceiling at all because the product carries no paid tier.
Usage-based pricing versus a flat plan (Important)
Amplitude's Plus and Mixpanel's Growth plan both scale by event volume through an online calculator rather than a printed number, the way Baremetrics or ChartMogul does. That rewards a lean event schema and penalizes a noisy one.
Benchmark data against other companies (Important)
ProfitWell Metrics compares a company's churn and growth rates against more than 30,000 other SaaS companies at no charge, a scale no CS-side tool on this page matches. A number without a peer comparison tells a team it changed, not whether it is normal.
What to weigh before you pick a retention analytics tool
Decide which retention question you are answering first: a product question points to Amplitude, Mixpanel, or PostHog, a revenue question points to ChartMogul, Baremetrics, or ProfitWell, and an account-level question points to Vitally, Gainsight, ChurnZero, or Custify.
Estimate monthly event volume before comparing free tiers, since a generous-looking ceiling can be consumed within weeks by a high-traffic product.
Model the usage-based tiers against your own volume rather than a calculator's default numbers, because the figure in a sales deck is rarely the figure on the invoice.
Ask every quote-only vendor for a number in writing before the demo ends, because a verbal range given on a call is not a quote.
If the buyer is finance rather than product, start with the revenue-retention tools, since two of them print a starting dollar figure and one is free.
Evaluation Checklist
Ask ChartMogul or Baremetrics to show net revenue retention segmented by plan tier, not only a blended company-wide number that can hide churn concentrated in one tier.
Check whether the health score a CS tool shows you is fed by data you already have connected, or by integrations you would still need to build.
If you need both a revenue view and a product view, price two tools together, for example Baremetrics plus Amplitude, rather than expecting one platform to do both well.
Pricing Overview
Forever-free analytics
Free
Usage-based, no flat number
Amplitude Plus and Mixpanel Growth both begin free and scale with event volume through an online calculator, so the eventual bill depends on usage, not a plan name.
Starts free, scales with usage
Published revenue-retention plan
Baremetrics (billed annually) and ChartMogul Pro, which scales with ARR tracked up to $10M before Enterprise pricing applies.
$49/mo to $14,388/yr
Quote-only CS analytics
No list price
Stated average, still a quote
Custify's partner page states an average plan; that is a benchmark, not a tier a buyer can order.
Custify average
Pricing Comparison
| Tool | Best for | Entry price | Free plan | What it measures |
|---|---|---|---|---|
Amplitude | Product-led teams, broadest free tier | Free to start, Plus scales by usage | 2M events/mo forever | Product/cohort retention |
Mixpanel | A native Retention report as the primary view | Free to start, Growth scales by usage | 1M events/mo forever | Product/cohort retention |
Board-ready net and gross revenue retention | $1,188/yr at $500K ARR | Under $120K ARR, by application | Revenue retention (NRR/GRR) | |
Baremetrics | Printed dollar tiers, no usage calculator | $49/mo (Launch, annual) | No forever-free plan | Revenue retention and churn |
ProfitWell (Paddle) | Free revenue analytics with benchmarking | Free, no paid tier | Yes, fully free | Revenue retention and benchmarks |
Retention priced to the cent, engineering-led teams | Free to start, pay-as-you-go after | 1M events + 5K replays/mo | Product retention matrix | |
Vitally | CS health scores across every touch model | No list price | Trial sandbox, no forever-free | CS health score and NRR |
Gainsight | Category-standard CS scorecards | No list price | No forever-free plan | Health scorecards and forecasting |
Churn scoring with in-app messaging bundled | No list price | No forever-free plan | ChurnScore prediction | |
Custify | Small CS teams, no setup fee | No list price (avg $1,199/mo stated) | No forever-free plan | Health scores and lifecycle |
Verified September 24, 2026 on vendor pages: Amplitude pricing, Mixpanel pricing, ChartMogul pricing, Baremetrics pricing, ProfitWell Metrics, PostHog pricing, Vitally pricing, Gainsight pricing, ChurnZero features, Custify pricing, and Custify partner page.
Mistakes to Avoid
- ×
Treating Custify's stated average as the price you will pay. It is the vendor's own average across all customers, not a tier, and a smaller or larger book lands above or below it.
- ×
- ×
Buying a product-analytics tool to answer a revenue-retention question. None of Amplitude, Mixpanel, or PostHog reads billing data, so a churn number built from product events alone will not match what finance reports.
- ×
Assuming ProfitWell Metrics, because it is free, is a lesser product than the paid revenue-retention tools. It covers the same core MRR, churn, and LTV metrics as Baremetrics' entry tier at no cost.
- ×
Skipping the ChartMogul free-plan application because a team assumes it will not qualify. That free plan covers companies under $120K ARR, worth checking before defaulting straight to Pro.
Expert Tips
- →
Start with a free tool from each family before buying anything: Mixpanel or Amplitude for product retention, ChartMogul (if under $120K ARR) or ProfitWell for revenue retention, to validate which question is worth paying to answer.
- →
If your buyer is finance, lead with Baremetrics' or ChartMogul's printed dollar figures rather than a usage-based product-analytics tool; a board deck needs a number finance can defend without a calculator.
- →
- →
For the CS workspace this analytics layer eventually plugs into, see best customer success platforms for SMB under 100 customers, or best customer success software for a larger team. Gainsight buyers sizing a quote should also read Gainsight alternatives.
Red Flags to Watch For
- !
A demo that shows a blended retention percentage with no cohort or revenue breakdown behind it. A vendor unwilling to show that view in the demo is showing you the easy case.
- !
A Gainsight Essentials quote that includes renewal and expansion forecasting. The pricing page marks that feature Enterprise-only.
- !
- !
A PostHog pay-as-you-go account with no billing limit set. Usage past the free tier is genuinely unlimited unless you cap it yourself.
The Bottom Line
Pick Amplitude when a product-led team wants the broadest retention curve for free, and can model Plus against its own usage once it grows past that. Pick Mixpanel when the retention report itself, not the wider analytics suite, is the reason to buy, and the smaller free tier still covers the pilot.
Pick ChartMogul or Baremetrics when the audience is finance and the number has to be revenue, not events. Pick ProfitWell Metrics when the budget is zero and benchmarking against thousands of SaaS companies matters more than a paid tool's extra segmentation. Pick PostHog when an engineering-led team wants retention priced to the cent inside a broader analytics suite.
On the CS side, Vitally fits a B2B SaaS team that wants one platform across touch models and unlimited observer seats. Gainsight fits a team that will use Essentials' record block and can live without renewal forecasting until Enterprise. ChurnZero fits when in-app messaging should live beside the churn score. Custify fits a small team that wants no setup fee and will treat its partner-page average as a benchmark, not an invoice. None of the four CS-side tools publishes a list price.
How we ranked: 10 tools across product, revenue, and CS-side retention analytics, from the 40 tools in this category, vendor pages checked in September 2026. Cite this: Toolradar, "Best customer retention analytics tools 2026", September 2026.
Frequently Asked Questions
What is the best customer retention analytics tool in 2026?
Amplitude is the best default in 2026 for a product-led team, free to 2 million events a month with no credit card required, because Plus then scales by usage instead of forcing an immediate jump to a fixed plan. Choose Mixpanel when a native Retention report matters more than the wider AI-agent analytics suite. Choose ChartMogul or Baremetrics when the number has to be revenue retention for a board deck. Choose ProfitWell Metrics when the budget is zero. The CS-side alternative is best customer success platforms for SMB.
How much do customer retention analytics tools cost?
As of September 2026, Amplitude and Mixpanel are free to 2 million and 1 million events a month, then scale by usage with no flat published number. PostHog's free tier covers 1 million events and 5,000 session replays a month, then charges $0.000198 per identified event and $0.00005 per anonymous event. Baremetrics starts at $49/mo (Launch, billed annually) rising to $749/mo, and ChartMogul starts at $1,188/yr, rising to $14,388/yr at $10M ARR. ProfitWell Metrics is free. Vitally, Gainsight, ChurnZero, and Custify all publish no list price; Custify's partner page states an average plan of $1,199/mo.
Is there a free customer retention analytics tool?
Yes, several. ProfitWell Metrics is entirely free with no paid tier, covering MRR, churn, customer lifetime value, and benchmarking against more than 30,000 SaaS companies. Amplitude and Mixpanel are free forever up to their event ceilings, and PostHog's free tier covers 1 million analytics events plus 5,000 session replays a month, all with no credit card required. ChartMogul offers a free plan to companies under $120K ARR by application. None of the four CS-side tools, Vitally, Gainsight, ChurnZero, or Custify, publishes a free plan.
Amplitude vs Mixpanel for retention analytics?
Amplitude's free tier covers 2 million events a month against Mixpanel's 1 million, so a higher-traffic product stays free longer on Amplitude. Mixpanel builds its interface around a dedicated Retention report as a primary view, while Amplitude spreads retention analysis across cohorts, behavioral analysis, and its newer AI agent tools. Both price their next tier by event volume with no flat number, so the real cost comparison only appears once you run your own usage through each vendor's calculator.
Should a SaaS company use a product-analytics tool or a revenue-analytics tool for retention?
Both, for different questions. A product-analytics tool, Amplitude, Mixpanel, or PostHog, tells you which cohort, feature, or onboarding step is losing users. A revenue-analytics tool, ChartMogul, Baremetrics, or ProfitWell Metrics, tells you what churn and expansion are doing to monthly recurring revenue, weighted by dollar value rather than logo count. A board deck needs the revenue number, a roadmap decision needs the product number, and most SaaS companies run one tool from each list.
Is Vitally or Gainsight better for retention analytics on the customer success side?
Vitally fits a B2B SaaS team that wants one feature set, including unlimited observer seats, across every touch model, and states a faster average go-live than the industry on its own pricing page. Gainsight Essentials fits a team that wants the category-standard scorecard package, though renewal and expansion forecasting stays Enterprise-only. Neither vendor publishes a list price, so the real comparison happens after a quote arrives for both. See Gainsight alternatives for the wider field.
What is net revenue retention and which tool measures it?
Net revenue retention (NRR) measures how much monthly recurring revenue a company keeps from existing customers over a period, including expansion, after subtracting churn and downgrades; a number above 100 percent means expansion revenue outpaces what was lost. ChartMogul and Baremetrics both build their subscription-analytics dashboards around this metric, and ProfitWell Metrics reports the same core revenue-retention metrics for free.
Cite this page: Toolradar, "Best Customer Retention Analytics Tools in 2026", updated September 2026, https://toolradar.com/guides/best-customer-retention-analytics-tools
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