Buyer-side due diligence for online businesses

Before you buy an online business, find what doesn't add up.

Stress-test the price and payback, separate seller claims from evidence, and turn every risk into the exact proof, question, or closing condition you need.

One free preview · No card required · Private by default

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Founding 100: first complete report S$9 (about US$7). The first 10 buyers also receive a founder-assisted review within 12 hours.

Complete sample report

TrailNest Gear

The stated profit needs proof, and a critical ad account does not transfer.

Investigate

Deal Score

68/100

Claim Verification

16/100

Seller-profit payback

23.9 mo

Decision-driving finding

Supplier concentration is material

One supplier represents 72% of unit volume. Replacement time, product quality, and margin impact remain unresolved.

Ask the seller: Which products depend on this supplier, and can the buyer retain the relationship on the same terms?
Deal math
Seller questions
Decision history
Explore all 13 report sections

The paid workspace keeps seller replies, evidence reconciliations, and updated report versions attached to the same deal.

One deal · three connected stages

Go from a promising listing to an evidence-backed decision.

01

Screen the economics for free.

See price multiples, payback, downside cases, evidence coverage, and the first issues that could change the deal.

No card required

02

Prepare the seller investigation.

Get listing-specific questions, evidence requests, transfer risks, negotiation points, and clear pause or walk-away gates.

One complete buyer-side plan

03

Keep the decision current.

Reconcile source files, record seller replies, and generate updated report versions without another credit for the same deal.

Future same-deal versions included

A seller explanation stays a claim until the evidence supports it.

Deal Preflight keeps the original claim, observed result, evidence state, next action, and every report version connected.

See how it works

Real listings. Specific questions.

See the issues a listing can hide in plain sight.

Public deal teardowns with dated seller claims, transparent calculations, and the next evidence to request.

Explore all teardowns

Want to see the complete output before using your own listing?

View the complete sample report

Simple launch pricing

Spend a little before you spend thousands.

Start with one free preview. One credit unlocks one new deal's complete report, evidence workspace, and future report versions. Credits do not expire and there is no subscription.

Free preview

S$0

Screen the listing first

Check the economics, downside cases, Deal Score, Claim Verification, and major risk flags.

Check a listing free
Founding 100

S$9

S$19

about US$7 · charged in SGD

First complete report

One-time first-paid-report price. Includes the complete plan, private workspace, and future report versions for this deal.

Unlock my first report

Next deal

S$19

One complete report and workspace for one new deal.

Start with a preview

Active buyer

S$49

Five credits at S$9.80 per new deal. Credits do not expire.

Start with a preview

What one credit buys: one new complete deal investigation. Seller replies, evidence reconciliations, and updated report versions for that same deal are included without another credit. Read billing answers

Start with the deal you already have open.

Paste the listing, review the imported claims, and decide whether the opportunity deserves a complete investigation.

Check a listing free