Free SaaS Unit-Economics Calculators, No Signup (2026)

Search for a "free SaaS calculator" and you land on two very different kinds of product wearing the same words. One is a what-if calculator: type assumptions, get a number, no account. The other is a subscription-analytics dashboard: connect your billing system, see your real metrics. Both are useful, for opposite jobs. This roundup picks the best free what-if calculators for the three questions a SaaS founder asks most — unit economics, price, and valuation — shows each one running live, and draws the honest line between them and the paid dashboards.

1. Calculator vs dashboard: two different jobs

The most common mistake when shopping for a "free SaaS metrics tool" is comparing a calculator to a dashboard as if they competed. They do not:

• A what-if calculator takes assumptions you type — price, churn, CAC, ARPU — and returns the implied metrics instantly. No account, no billing connection. It answers "what would happen if..." and works before you have any customers.
• An analytics dashboard connects to your payment processor (Stripe, Chargebee, Paddle) and reports your actual MRR, churn, and LTV from live data. It answers "what is actually happening" and requires real paying customers to be useful.

The three tools featured below are calculators, which model a number from what you type, before there is a billing account to connect. Each example is rendered live from the shipped engine at build time, so the inputs and outputs you see are real engine output, never hand-typed.

2. Free unit-economics calculator

The Solo Founder Unit Economics calculator takes seven inputs — MRR, paying customers, monthly churn rate, CAC, ARPU, monthly fixed costs, and gross margin — and returns LTV, the LTV:CAC ratio, CAC payback in months, customer lifetime, gross profit per customer, break-even customer count, and total monthly profit. It is the fastest way to sanity-check whether a SaaS is economically sound. A worked run:

The engine returns the full unit-economics picture from those typed numbers, including the LTV:CAC ratio and payback months that decide whether acquisition is sustainable. Because it needs no billing connection, you can run it on a pre-launch plan to see whether the numbers work before spending a dollar on acquisition. For the standard LTV, CAC and payback set without the solo-founder adjustments, use the Unit Economics Calculator.

3. Free micro-SaaS pricing engine

The Micro-SaaS Pricing Engine answers the next question: what should you charge? It takes current users, API cost per user, fixed monthly costs, a competitor price range, and a target gross margin, and returns a price recommendation grounded in both cost-plus and competitive anchoring. A worked run:

The engine renders a recommended price and the margin math behind it from the typed inputs. It is the model-a-price counterpart to a dashboard, which can only tell you what your current price is already earning. For the seat-versus-usage choice that comes before tier prices, use the Pricing Model Picker.

4. Free business-valuation calculator

The Business Valuation Calculator answers the exit question. It takes annual revenue and a revenue multiple, SDE and an SDE multiple, and EBITDA and an EBITDA multiple, then returns each method's range plus a blended valuation range and warnings when the inputs look inconsistent. A worked run:

A method runs when its multiple is above zero; this run prices the business on SDE only, because businesses that sell for under $2 million are priced on SDE in the private-deal data. At 3.31x, the BizBuySell average for software, app and SaaS businesses sold from 2021 through 2025, the midpoint is $397,200^[4]. IBBA advisors reported 2.0x SDE for businesses selling under $500,000 in Q1 2026^[5], which would put it at $240,000; where in that range a business lands is the negotiation, and Bootstrapped Software Valuation Multiples walks through the data. This is the free, no-signup way to get a defensible valuation band before a broker conversation; the seller's-eye method is in How to Value a Small Business, and the one-person SaaS case in the One-Person SaaS Valuation tool.

5. Honest comparison to the paid dashboards

The named alternatives most people find searching for SaaS metrics are analytics dashboards, not calculators. Positioning checked on October 18, 2026:

Tool	Type	Pricing	Needs billing connection?
ProfitWell Metrics (Paddle)[1]	Analytics dashboard	Free	Yes (Stripe/Chargebee/Paddle)
ChartMogul[2]	Analytics dashboard	Free under $10K MRR, then paid by MRR	Yes
Baremetrics[3][4]	Analytics dashboard	Launch from $49/mo billed annually ($75 monthly), up to $360K ARR	Yes
This hub's three calculators	What-if calculators	Free, no signup	No

Read this honestly: if you already have paying customers and want to track your real MRR, churn, and LTV, ProfitWell Metrics is a genuinely free, capable dashboard, and ChartMogul or Baremetrics add depth as you scale. None of those is what the free calculators replace. The calculators win when you want to model a scenario — a launch price, a valuation band, a pre-launch unit-economics check — without connecting a billing system you may not even have yet. They are complements, not substitutes: model with a calculator, measure with a dashboard.

One thing the calculators do that a dashboard cannot: run on numbers that do not exist yet. A dashboard can only report customers you already have. If your question is "what price clears 85% margin" or "what would this be worth at the multiples small software businesses sell for," only a what-if calculator answers it.

6. Which free tool for which question

• "Are my unit economics sound?" → Solo Founder Unit Economics (LTV, CAC, payback, break-even).
• "What should I charge?" → Micro-SaaS Pricing Engine (cost-plus + competitive anchoring).
• "What is my business worth?" → Business Valuation Calculator (revenue, SDE, EBITDA multiples).
• "What are my actual live metrics?" → a paid/free analytics dashboard (ProfitWell Metrics free, ChartMogul, Baremetrics) — connect your billing system.

Re-verify the dashboards' pricing before committing; analytics-tool tiers change with MRR bands. For the calculators, nothing to re-verify: they are free, need no signup, and compute from numbers you type.

Alternative-tool positioning checked against official sources on 2026-10-18.

Frequently asked questions

What is the best free SaaS unit-economics calculator in 2026?

It depends on the job, and this page is published by the hub that makes the calculators below. For what-if math with no signup, its three free calculators cover the core questions: the Solo Founder Unit Economics calculator for LTV, CAC, payback, and break-even; the Micro-SaaS Pricing Engine for setting a price; and the Business Valuation Calculator for a multiple-based valuation range. They take typed assumptions and return numbers instantly without connecting your billing system. The analytics dashboards (ProfitWell Metrics, ChartMogul, Baremetrics) solve a different job: they read your live billing data to report actuals. The right pick depends on whether you want to model a hypothetical or measure reality.

Are these free calculators the same as ProfitWell or Baremetrics?

No, and that is the point. ProfitWell Metrics (free), ChartMogul (free under $10K MRR, then paid), and Baremetrics (Launch from $49 a month billed annually or $75 monthly, up to $360K ARR) are subscription-analytics dashboards: you connect Stripe, Chargebee, or Paddle and they report your actual MRR, churn, and LTV from live data. The free aibizhub calculators are what-if tools: you type assumptions and get outputs with no billing connection and no signup. Use a calculator to model a price, a valuation, or a pre-launch unit-economics scenario; use a dashboard to track the real numbers once you have paying customers.

Do I have to connect my Stripe account to use these calculators?

No. All three free calculators run entirely on numbers you type — no account, no billing integration, no data leaves the page in order to compute. That is the structural difference from the analytics dashboards, which require connecting your payment processor to function. It also means you can use the calculators before you have any customers at all, to model a launch price or a pre-launch unit-economics scenario.

Which free SaaS calculator should I use to check unit economics before I have any paying customers?

Use the Solo Founder Unit Economics calculator, because it runs entirely on assumptions you type with no billing connection, so it works pre-launch when you have zero customers. You enter MRR, paying customers, monthly churn rate, CAC, ARPU, monthly fixed costs, and gross margin, and it returns LTV, the LTV-to-CAC ratio, CAC payback in months, customer lifetime, profit per customer, break-even customer count, and total monthly profit. The paid analytics dashboards (ProfitWell Metrics, ChartMogul, Baremetrics) cannot help here at all, because they only report actuals from a connected payment processor and need real paying customers to function. Model the scenario with the free calculator first; connect a dashboard later, once you have live revenue to measure.

What is the best free no-signup tool to model a SaaS price or a valuation band before talking to a broker?

For setting a price, use the free Micro-SaaS Pricing Engine: it takes current users, API cost per user, fixed monthly costs, a competitor price range, and a target gross margin, and returns a price recommendation grounded in both cost-plus and competitive anchoring, with no signup. For a valuation band, use the free Business Valuation Calculator: it takes annual revenue with a revenue multiple, SDE with an SDE multiple, and EBITDA with an EBITDA multiple, then returns each method's range plus a blended valuation range. Both compute from typed inputs only and need no billing connection, so you can produce a defensible price or valuation band before any broker conversation. A dashboard cannot answer either question, because it can only report numbers you already have, not model the ones you are deciding.