Find & evaluate

SaaS for Sale: What to Know Before You Buy

Browsing SaaS for sale listings is easy. Telling a durable software business from a fragile one takes a repeatable screen. Use this one before you request the data room.

Updated 5 min readBy the Bootstrapper.com editorial team

How SaaS businesses come to market

Software businesses are sold through several channels: specialist online marketplaces, brokers and M&A advisors that focus on online or technology businesses, founder communities, and private outreach. Smaller products are often listed publicly with summary metrics; larger ones are more likely to be marketed privately to selected buyers.

Typical listing information includes a description of the product and market, a headline revenue or profit figure, a growth trend, the asking price and the reason for sale. Detailed data is usually shared only after you sign an NDA and show you are a credible buyer.

A five-minute screen for any SaaS for sale listing

Before you spend hours on a listing, ask:

  1. Is it really recurring? Subscription revenue, or one-off licences and services?
  2. Is it profitable, and is the profit real? Check whether the founder's time and contractor costs are included.
  3. What's the trend? Growing, flat or declining MRR over the last year.
  4. How sticky are customers? Monthly churn and how long customers stay.
  5. Who are the customers? Many small customers, or a few large ones?
  6. How is it acquired? One channel (for example a single marketplace or search) or several?
  7. Why is the founder selling?
  8. Does the asking price make sense relative to profit or ARR and the risks?

Quickly score the answers using the Acquisition Quality Score.

Understanding the asking price

Listing prices are usually expressed as a multiple of annual profit or of ARR. An asking price is an opening position, not a valuation. Build your own view with the SaaS Valuation Calculator and our guide to SaaS multiples, then compare it with what you can finance.

DEAL TOOLKIT

SaaS Valuation Calculator

An indicative ARR multiple from growth, margin, churn and concentration.

Open the tool

Warning signs in SaaS listings

  • Revenue figures that can't be tied to payment processor exports.
  • Large recent spikes in revenue that coincide with the sale process.
  • Heavy discounting or lifetime deals that inflate customer counts but not recurring revenue.
  • Dependence on a single platform, integration or app store that controls distribution.
  • Unclear ownership of code, domain or brand.
  • A founder who is the only developer and support agent, with no documentation.
  • Declining organic traffic or rising paid acquisition costs.

Questions to ask the seller

  • Can you share monthly MRR, new MRR, churned MRR and expansion MRR since launch?
  • What are the main reasons customers cancel?
  • Who maintains the code, and how is it documented?
  • What third-party services is the product dependent on?
  • How much of your weekly time does the business require, and on what?
  • What would you do next if you kept the business?
  • Would you consider seller financing or an earnout?

From listing to letter of intent

Once a listing passes your screen and early conversations, the next steps are an NDA, data review, a letter of intent, then full due diligence. Our full guide to buying a SaaS business covers metrics, diligence and the first 90 days.

The Bootstrapper Brief

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  • A real-world deal structure walked through with the Deal Toolkit
  • A template, checklist or calculator you can use the same day
  • Plain-English notes on valuation, financing and diligence. No hype, no paid placements.

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Building a SaaS deal pipeline

Good SaaS deals rarely arrive by chance. Buyers who close tend to run a steady pipeline:

  • Marketplaces and brokers. Create alerts that match your criteria, and respond to new listings promptly.
  • Direct outreach. Many small SaaS founders have never thought about selling until someone asks politely. Look for products in niches you understand, with signs of neglect such as an old changelog, and reach out with a short, specific message.
  • Communities. Founder communities and forums are places where owners sometimes discuss selling; participate genuinely rather than just prospecting.
  • Referrals. Accountants, developers and agencies who work with SaaS founders may know of owners thinking about an exit.

Track every opportunity in a simple pipeline with stage, next step and reason for passing.

A one-page SaaS screening template

Before requesting full data, summarise each opportunity on one page:

ItemWhat to note
ProductWhat it does and who it serves
RevenueARR or MRR, trend over the last year
ProfitNet profit and owner work included
RetentionChurn or retention signals available
ChannelsWhere customers come from
TechStack, age, hosting and dependencies
Owner roleWeekly hours and responsibilities
Asking pricePrice and implied multiples
ConcernsAnything that could be a deal breaker

If a listing cannot fill most of this table, ask for the missing pieces before investing more time.

Comparing listings consistently

Listings present numbers differently. Convert every opportunity into the same metrics before comparing: trailing-twelve-month revenue, sustainable profit after a realistic cost for owner work, growth rate and churn. Then run each through the SaaS valuation calculator with the same assumptions so the comparison is fair.

Signals of a motivated, prepared seller

A prepared seller usually has clean billing data, an explanation of their metrics, documentation of the code and processes and a realistic view of price. A motivated seller is clear about why they are selling and when. Both make for smoother deals. Unclear motives or missing data are not automatic deal breakers, but they lengthen diligence and raise risk.

Making your first offer

When you are ready to make an offer, use the letter of intent guide and template, and set out exactly what your price relies on: the revenue, churn and profit figures you were shown. Tie the offer to verification in diligence so that you have a principled basis to revisit it if the data changes.

Related reading

Once a listing passes the screen, follow how to buy a small business for the steps from offer to closing.

Frequently asked questions

Where can I find SaaS businesses for sale?

On marketplaces and brokers that specialise in online businesses, through founder communities and through direct outreach to founders of tools you know.

What should I look at first in a SaaS listing?

Recurring revenue trend, churn, profitability, customer concentration, acquisition channels and the reason for sale.

Are small SaaS businesses risky?

They can be: churn, founder dependence and technical debt are common risks. A careful screen and diligence process reduces, but does not eliminate, them.

Educational content, not advice. Bootstrapper.com publishes general information for education. It is not legal, tax, accounting, lending or investment advice and does not consider your circumstances. Calculator outputs are illustrative estimates. Rules, rates and programs change; confirm details with qualified professionals before making decisions.

The Bootstrapper Brief

One deal, taken apart, every week.

  • A real-world deal structure walked through with the Deal Toolkit
  • A template, checklist or calculator you can use the same day
  • Plain-English notes on valuation, financing and diligence. No hype, no paid placements.

Free. Unsubscribe anytime. We use Kit to send the newsletter; see our privacy policy.