Know before you buy.
Paste any listing.
OFFO analyzes used EV listings for hidden risks, verifies negotiation opportunities, and tells you if the car actually fits your life — in under 30 seconds.
No account required · Results in ~15 seconds · Free forever
Used by serious EV shoppers · Powered by Auto.dev + NHTSA data · No sales pitch. Just honest analysis.
Check if an EV actually fits your charging routine before you commit.
Check if this EV fits your routine
3 quick questions. No sign-up needed.
How it works
OFFO in three steps
From listing URL to confident decision in under a minute
Step 1
Paste the listing
Copy any CarGurus, AutoTrader, Facebook Marketplace, or dealer URL.
Step 2
Get a verdict and top risks
See a deal score, price flags, and the 3 questions that decide whether this car is worth your time.
Step 3
Save, compare, or unlock the full breakdown
Save to My Garage to track listings, compare options, and get alerts.
Real results
Know the risks before you commit.
OFFO surfaces what listing pages hide — battery degradation, overpricing, open recalls, and missing service history — so you walk in with the right questions.
5.0 stars from 200+ reviews
Real OFFO users, real decisions.
Marcus T.
Saved $2,400 on a used Bolt after seeing the hidden battery risk flag. Would never have caught it myself.
Used-EV buyer · Chicago, IL
Priya S.
Avoided a $6k repair on a salvage Ioniq 5 — the routine impact score was a dealbreaker the seller couldn't argue with.
First EV purchase · Austin, TX
Jordan R.
Compared 12 listings in one weekend. First time I've ever felt confident walking into a dealership...
EV switcher · Denver, CO
Alicia M.
The apartment charging check alone was worth it. OFFO told me exactly which vehicles fit my situation.
Apartment renter · Seattle, WA
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Find a Trusted EV Mechanic Near You
We're building a verified network of EV-specialist mechanics. Get pre-purchase inspections, battery health checks, and ongoing maintenance from shops that know EVs.
Launching soon — mechanics can join at /mechanics/join
Your questions,
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