01
Share any listing
Send a used car, Marketplace find, watch, laptop, collectible, or equipment listing straight to DealCheck.
AI purchasing intelligence
Know the deal before you buy.
Share almost any listing. DealCheck analyzes the price, photos, description, seller signals, and market data—then tells you what it is worth and what to offer.
Five analyses each month on the free plan. No invented certainty—just clearer buying signals.
What to expect from DealCheck
Plain-English verdicts
A score, fair-value range, and the details behind the result.
Signals, not scare tactics
Potential damage, vague descriptions, and suspicious image reuse are clearly flagged.
You stay in control
Use the analysis as one input alongside inspection, verification, and good judgment.
One share. Three answers.
From “is this good?” to a confident next move.
No catalog to search and no maze of filters. Start with the listing already in front of you.
02
Get a clear verdict
DealCheck reviews the price, description, photos, seller signals, and available market information.
Proof score
82/100
Verdict
Good deal
Fair value: $4,800–$5,300
03
Make the right offer
See a suggested opening offer, likely settlement range, and a negotiation message you can send.
Built to be shared
Roast the listing. Keep the useful analysis.
Turn an optimistic asking price into an entertaining Proof Card, then share the real valuation and warning signs underneath.
2014 Altima — $11,900
Seller knows what they have.
Unfortunately, what they have is a 12-year-old Nissan Altima.
Straightforward pricing
Check occasionally. Or never buy blind.
Start free, then upgrade when deeper research and unlimited checks earn a permanent place in your buying process.
Free
$0
For the occasional Marketplace rabbit hole.
- 5 listing analyses per month
- Proof Score and fair-value range
- Suggested offer
- Shareable Proof Cards
DealCheck Unlimited
For active buyers, flippers, and careful negotiators.
$7.99/month
Unlimited analyses
Deeper comparable-price research
Scam and image-reuse signals
Negotiation assistance
Saved-item monitoring
Roast This Listing
Good questions before good deals
A few things worth knowing
Before you send the money
Run the listing through DealCheck.
Get a clearer price, sharper questions, and a better opening offer in one analysis.
Check your first deal