RevCheck, compare the cars you want before you buy your next daily driver

Description and use

RevCheck streamlines used‑car comparison by automatically analyzing photos, market position, fair price range, and engine weak spots, guiding users to the best option for inspection.

Problem

Buying a used car in Bulgaria often involves comparing listings from mobile.bg and cars.bg, which can be confusing and time-consuming.

Outcome

RevCheck reduces the time and uncertainty of used‑car selection, enabling users to focus on the most promising options.

Workflow

• Paste two listing URLs into the RevCheck form
• Click Compare
• RevCheck reads listings via a Cloudflare Worker
• Gemma 4 vision analyzes photos
• DeepSeek V4 Pro identifies engine code and weak spots
• TabPFN 3.5 predicts fair price range
• Gemma 4 generates verdict
• Result displayed in chosen language

Evidence

You paste two listings, from either site, and about 30 seconds later you get a side‑by‑side report and a verdict

Source

Gemma 4: color, dents, scratches, mismatched panels, and the equipment you can actually see

Source

TabPFN 3.5: fair price from the comparables

Source

DeepSeek V4 names the likely engine code from year, power and displacement

Source