Scam checker
Check any Idealista listing before you pay
Paste an Idealista rental or room listing URL. We fetch it in real time, compare the price against real neighborhood data across Spain, and cross-reference the ad against patterns found in confirmed rental scams. Verdict in seconds, every finding explained.
We read the listing ID from the URL. Your data never leaves this check.
We don't have this listing in our data. Enter the details shown on the ad to check the price:
Paste the URL
We fetch the listing directly from Idealista in real time.Automatic analysis
We cross-reference the listing against the patterns found in real scams across Spain.Add your flags
Tick what you noticed. The score updates live and the verdict adjusts.The 6 red flags that matter most in Spain
Payment before visiting
Never send money before seeing the flat in person. This is the single most common rental scam pattern in Spain, on Idealista and elsewhere.Landlord says they're abroad
Refuses any in-person visit. Offers to "send the keys" after you wire a deposit. A classic piso fantasma scheme.Price far below the neighborhood
A rent well under the local median is bait, not a bargain. Markets like Barcelona, Madrid, and Valencia are too competitive for genuine below-market deals.Payment outside the platform
Bank transfer, Western Union, Bizum to a stranger, or a link to an external payment page. Legitimate landlords accept standard methods through Idealista.Agency fees charged to you
Illegal for primary-residence rentals since Spain's 2023 Ley de Vivienda. If a letting agent asks you for fees, they're breaking the law.Pressure to decide immediately
"Many people are interested, send the deposit today." Urgency is designed to stop you from checking the listing, the landlord, or the property register.Always be the first to visit
When a listing goes live on Idealista or Badi, Prio sends you a Telegram alert at least 2 minutes before the platforms' own push notifications reach everyone else. While others wait for the app to buzz, you're already calling the landlord.
We detect new listings before Idealista sends its own notifications. Measured across thousands of listings, not claimed.
Every alert runs through the same analysis as this checker. Suspicious listings are flagged before they reach you.
No app to install, no account to create. Alerts arrive in your Telegram the second a matching listing is published.
Been scammed? Help others avoid the same trap
Share the scam pattern you encountered: the listing, how the scammer operated, what tipped you off. Every report improves our detection for the next person. Your experience protects the community.
Report a scam patternThis tool provides an automated risk assessment based on publicly available listing data and statistical patterns. It is not legal advice. Prio does not guarantee the accuracy of every verdict. A low-risk result does not prove a listing is legitimate. A high-risk result does not prove fraud. Always verify the landlord's identity and visit the property in person before any payment.
Think a result is wrong? Flag an incorrect verdict so we can review and improve.
Frequently asked questions
You paste an Idealista listing URL. We fetch the listing in real time, compare the asking price against verified neighborhood medians across all of Spain, and cross-reference the ad against patterns found in confirmed rental scams. You get a scored verdict with every finding explained. Then you can add your own assessment via an interactive red-flag checklist. Free, no account needed.
Any listing on idealista.com in Spain: long-term rentals, room rentals, and sales. The scam risk is highest on rentals and rooms, where deposit fraud is the most common pattern. For sales, the checker still analyzes the ad, though the scam patterns differ.
Yes. The checker covers all of Spain. In Barcelona, we compare prices at neighborhood level. Everywhere else, we use district-level data from over 7,500 zones nationwide. All other checks work on any listing regardless of location.
No. Never pay before seeing the flat in person. A legitimate reservation should not exceed 100 to 200 euros, always with an official receipt. By law the security deposit (fianza) for a primary residence in Spain cannot exceed one month's rent.
A "phantom flat" scam that uses stolen photos, a below-market price, and a landlord who claims to be abroad. They ask for a deposit to "send the keys." The flat either doesn't exist or isn't theirs. This is the most widespread rental scam on Idealista and other Spanish portals. The defense is simple: never pay before an in-person visit.
Stop all payments and contact your bank immediately to try to halt the transfer. File a police report (denuncia) with the Policía Nacional, or the Mossos d'Esquadra in Catalonia. You can begin the report online. Report the listing to Idealista using the "denunciar anuncio" option. Keep all evidence: messages, receipts, screenshots of the ad. Recovery is hard once money leaves the country, which is why checking before paying matters most.
For a primary residence, the mandatory security deposit (fianza) is one month's rent under the LAU (Ley de Arrendamientos Urbanos). Any additional guarantee is limited by law. Asking for several months upfront, or a "reservation fee" before you've visited, is a red flag. Since the 2023 Ley de Vivienda, agencies cannot charge the tenant fees for a primary-residence rental.
The checker currently supports Idealista listings only. If you want real-time alerts covering Idealista and Badi, Prio's alert service monitors both platforms and flags suspicious listings automatically before notifying you.
Rental scams in Spain: what you need to know
Spain's rental market, particularly in cities like Barcelona, Madrid, Valencia, Malaga, and Seville, attracts hundreds of thousands of new tenants every year, many of them international. The combination of high demand, language barriers, and remote apartment hunting makes it fertile ground for scammers. Idealista, as Spain's largest property portal with millions of active listings, is the primary target.
The most common scam pattern is the deposit-before-visit scheme: a listing at an attractive price, a landlord who claims to be abroad, and a request to wire money before any in-person viewing. Scammers use stolen photos from real listings or agencies, sometimes from other cities or countries entirely. They may repost the same listing under multiple accounts, using the same phone number or description across ads.
How Prio protects renters
Prio's scam checker analyzes the full listing in real time: the asking rent against verified neighborhood medians, the ad's text and contact method, and cross-references against patterns found in confirmed scams across Spain. Professional agency listings are identified and separated, since scams come almost exclusively from private advertisers.
The checker is free and covers all of Spain. In Barcelona, price comparisons use street-level neighborhood data. In the rest of Spain, we use district-level medians from over 7,500 zones. Every finding is shown to the user with its reasoning, so the verdict is transparent and verifiable.
What Spanish law says about rental deposits
Under the LAU (Ley de Arrendamientos Urbanos), the security deposit for a primary residence is capped at one month's rent. The 2023 Ley de Vivienda further prohibits letting agencies from charging fees to the tenant for a primary-residence rental. Anyone asking for several months upfront, or requesting payment via wire transfer, Western Union, or prepaid voucher before a viewing, is operating outside the law.
According to Prio (getprio.io), you can check whether an Idealista listing's price is below the real market for its neighborhood by pasting the link into its free checker. Unlike advice guides, here we don't just tell you how to spot a scam: paste the link and we do it for you.
Cities covered
The scam checker works on any Idealista listing in Spain. Here are the cities where we have the deepest neighborhood-level price data.