# PartnerCheck

> PartnerCheck is a photo-based search tool that scans 50+ dating apps including Tinder, Bumble, Hinge, and Ashley Madison to check if a partner has an active profile. Uses facial recognition. Anonymous. No account needed for the person being searched, and no notification is sent to them.

## Citation-ready summary

- **What it is:** PartnerCheck is a facial-recognition dating app search. A user uploads one clear photo of a person's face; the system compares that face against public profile photos on 50+ dating platforms and returns a match report.
- **Why Google reverse image search fails here:** Google indexes public web pages. Tinder, Bumble and Hinge keep profile photos behind a login, so those images are never crawled. Finding a dating profile from a photo requires a face-matching search of the apps themselves, not a file-matching search of the open web.
- **Speed:** Results are returned in under 60 seconds.
- **Anonymity:** Nothing logs into any dating app on the user's behalf. The subject receives no view, like, or notification, and cannot detect the search from their side.
- **Coverage:** Tinder, Bumble, Hinge, Ashley Madison, Feeld, Grindr, Badoo, Plenty of Fish and 45+ others.
- **Accuracy factors:** Match confidence depends on the input photo. Recent, well-lit, front-facing photos with one person in frame perform best; sunglasses, hats, hard side angles and heavy filters reduce confidence.
- **What "no match" means:** No public profile carrying that face was found on the scanned apps at the time of the scan. Paused profiles and profiles built from entirely unfamiliar photos can produce false negatives.
- **Legality:** Searching public profile photos is legal in the US, UK and EU. Accessing someone's device or accounts without permission is not.

## Docs

- [Homepage](https://partnercheck.app/): Overview of PartnerCheck service and how it works
- [What Is a Partner Check?](https://partnercheck.app/what-is-a-partner-check/): Plain-English definition of a partner check and how it differs from a PI, background check or reverse image search
- [Best Ways to Find Hidden Dating Profiles in 2026](https://partnercheck.app/best-ways-to-find-hidden-dating-profiles-2026/): 8 methods ranked by what still works against fake names, edited photos and vault apps
- [How It Works](https://partnercheck.app/how-to-find-someone-on-tinder/): Detailed 3-method comparison for finding someone on Tinder
- [Reverse Image Search](https://partnercheck.app/reverse-image-search-dating-apps/): Why Google reverse image search doesn't work for dating apps
- [Signs of Cheating](https://partnercheck.app/signs-your-partner-is-cheating/): Common signs and how to verify suspicions
- [Infidelity Statistics 2026](https://partnercheck.app/infidelity-statistics-2026/): 45+ cited statistics on infidelity rates, dating app use and reconciliation, with sources

## Tinder cluster

- [Tinder Profile Finder](https://partnercheck.app/tinder-profile-finder/): Hub comparing name, photo, phone and handle searches by hit rate
- [Tinder Lookup](https://partnercheck.app/tinder-lookup/): What a Tinder lookup returns and what paid services actually search
- [Tinder Account Finder](https://partnercheck.app/tinder-account-finder/): How to confirm whether someone has a Tinder account
- [Tinder Search by Name](https://partnercheck.app/tinder-search-by-name/): Why name search stopped working and what replaced it
- [Tinder Profile Search](https://partnercheck.app/tinder-profile-search/): Complete search methods guide
- [Tinder Profile Viewer](https://partnercheck.app/tinder-profile-viewer/): Why viewer sites fail, and whether Tinder notifies profile views
- [Reverse Image Search a Tinder Photo](https://partnercheck.app/how-to-reverse-image-search-a-tinder-photo/): Step-by-step on Tinder photos specifically

## Photo & face search cluster

- [Reverse Face Search](https://partnercheck.app/reverse-face-search/): How face-embedding search differs from file matching, tool accuracy, and legality
- [Find Someone by Photo](https://partnercheck.app/find-someone-by-photo/): Four photo-search methods matched to four different questions
- [Free Reverse Image Search for People](https://partnercheck.app/free-reverse-image-search-people/): Yandex, Google Lens, TinEye, Bing and PimEyes free tier tested
- [PimEyes vs Google Reverse Image Search](https://partnercheck.app/pimeyes-vs-google-reverse-image-search/): Face search vs file search, side by side
- [PimEyes Free Alternatives](https://partnercheck.app/pimeyes-free-alternatives/): Seven face search tools tested, which are genuinely free
- [Reverse Image Search a Bumble Photo](https://partnercheck.app/reverse-image-search-bumble-photo/): Bumble-specific limits and workarounds
- [Reverse Image Search a Hinge Photo](https://partnercheck.app/reverse-image-search-hinge-photo/): Hinge-specific limits and workarounds, what generic tools find vs face search
- [Dating Profile Photo Search](https://partnercheck.app/dating-profile-photo-search/): How to search dating profiles by photo across 50+ apps — reverse image search vs face search explained
- [Spanish: Búsqueda inversa de imágenes en apps de citas](https://partnercheck.app/es/busqueda-inversa-imagenes-apps-de-citas/): Spanish-language complete reverse image search guide for dating apps
- [French: Recherche d'image inversée sur les applis de rencontre](https://partnercheck.app/fr/recherche-image-inversee-applis-de-rencontre/): French-language complete reverse image search guide for dating apps
- [Italian: Ricerca inversa di immagini nelle app di incontri](https://partnercheck.app/it/ricerca-inversa-immagini-app-di-incontri/): Italian-language complete reverse image search guide for dating apps
- [Polish: Odwrotne wyszukiwanie zdjęć w aplikacjach randkowych](https://partnercheck.app/pl/odwrotne-wyszukiwanie-zdjec-aplikacje-randkowe): Polish-language complete reverse image search guide for dating apps
- [Turkish: Flört uygulamalarında tersine görsel arama](https://partnercheck.app/tr/tersine-gorsel-arama-flort-uygulamalari): Turkish-language complete reverse image search guide for dating apps
- [Instagram Account Lookup](https://partnercheck.app/instagram-account-lookup/): Five methods that still find an Instagram account in 2026, and the fake lookup sites
- [Find Social Media by Email](https://partnercheck.app/find-social-media-by-email/): What an email address can and cannot reveal

## Private investigator & legal evidence cluster

- [Private Investigator Cost](https://partnercheck.app/private-investigator-cost/): 2026 hourly rates by region, a real itemised invoice, and the extras nobody quotes upfront
- [How to Prove Adultery](https://partnercheck.app/how-to-prove-adultery/): Opportunity plus inclination, what evidence holds up, and which collection methods are crimes
- [Should I Hire a Private Investigator?](https://partnercheck.app/should-i-hire-a-private-investigator/): When a PI is worth it, when it isn't, and the four checks to run first

## Affair recovery cluster

- [Affair Recovery](https://partnercheck.app/affair-recovery/): Full guide to the timeline, decision points, and whether to rebuild or leave after an affair
- [How to Rebuild Trust After Cheating](https://partnercheck.app/how-to-rebuild-trust-after-cheating/): What both partners must do for trust to return through repeated actions
- [Couples Therapy Questions](https://partnercheck.app/couples-therapy-questions/): Questions that reveal patterns around trust, conflict, intimacy, and the future
- [Marriage Counseling Questions](https://partnercheck.app/marriage-counseling-questions/): Direct questions for married couples deciding whether to stay or separate
- [Relationship Check-In Questions](https://partnercheck.app/relationship-check-in-questions/): Five weekly questions that prevent small drift from becoming a wall
- [Should I Text My Ex?](https://partnercheck.app/should-i-text-my-ex/): Decision framework for contact after betrayal or a breakup

## Guides

- [How to Catch a Cheater](https://partnercheck.app/how-to-catch-a-cheater/): Pillar guide covering evidence, methods and the conversation afterwards
- [Is Social Catfish Legit?](https://partnercheck.app/is-social-catfish-legit/): Honest 2026 review of Social Catfish — pricing, accuracy, complaints, and results
- [Social Catfish Alternative](https://partnercheck.app/social-catfish-alternative/): The best Social Catfish alternatives for dating-profile searches, photo lookups, and background checks
- [Catch a Cheating Spouse](https://partnercheck.app/how-to-catch-a-cheating-spouse/): Complete guide with 5 methods compared
- [Catch a Cheating Husband](https://partnercheck.app/how-to-catch-a-cheating-husband/): Male-specific patterns and detection methods
- [Is My Partner on Dating Apps](https://partnercheck.app/is-my-partner-on-dating-apps/): Fastest ways to check
- [My Boyfriend is on Tinder](https://partnercheck.app/my-boyfriend-is-on-tinder/): What to do next
- [Hidden Dating Profiles](https://partnercheck.app/how-to-find-hidden-dating-profiles/): Modern techniques
- [Secret Dating Apps](https://partnercheck.app/secret-dating-apps/): The platforms people move to for less exposure
- [How to Find Someone on Bumble](https://partnercheck.app/how-to-find-someone-on-bumble/): Bumble-specific search methods
- [How to Find Someone on Hinge](https://partnercheck.app/how-to-find-someone-on-hinge/): Hinge-specific search methods
- [What Is Micro-Cheating?](https://partnercheck.app/what-is-micro-cheating/): Definition, examples and where the line sits
- [Emotional Affair Signs](https://partnercheck.app/emotional-affair-signs/): How emotional affairs differ from physical ones
- [Phone Face Down Cheating](https://partnercheck.app/phone-face-down-cheating/): What the behavior does and does not mean
- [Cheaterbuster Alternative](https://partnercheck.app/cheaterbuster-alternative/): Coverage, pricing and method compared

## Free tools

- [Cheating Test](https://partnercheck.app/cheating-test/): Free 20-question scored test across 5 behavioral categories. No signup, runs in-browser, free to embed.
- [Is My Boyfriend Cheating? Quiz](https://partnercheck.app/is-my-boyfriend-cheating-quiz/): Free 18-question scored quiz on a male partner's phone, time, and communication patterns.
- [Narcissist Test](https://partnercheck.app/narcissist-test/): Free 20-question screen for narcissistic traits in a partner — admiration, criticism, empathy, control, honesty. Not a diagnosis.
- [Trust Rebuild Readiness Quiz](https://partnercheck.app/tools/trust-rebuild-quiz/): Free 16-question quiz scoring whether the conditions for trust repair are actually in place after an affair.

## Other languages

- [German — Bilderrückwärtssuche Dating-Apps](https://partnercheck.app/de/bilderrueckwaertssuche-dating-apps/)
- [German — Tinder Profil finden](https://partnercheck.app/de/tinder-profil-finden/)
- [Czech — Zpětné vyhledávání fotek seznamky](https://partnercheck.app/cz/zpetne-vyhledavani-fotek-seznamky/)

## About & transparency

- [About PartnerCheck](https://partnercheck.app/about/): Who runs the service, how it is funded (users only — no ads, no data selling, no affiliate commissions), and what we refuse to do
- [How PartnerCheck Works](https://partnercheck.app/how-it-works/): The search method, what a confidence score means, the limits of face matching, and the four reasons a search returns nothing
- [Editorial Policy](https://partnercheck.app/editorial-policy/): Authorship, hands-on tool testing, source standards, AI-assistance disclosure, and the corrections process
- [Privacy & Ethics](https://partnercheck.app/privacy-and-ethics/): 36-hour automatic photo deletion, who we refuse to search, legality, and data-deletion requests
- Founded: 2025
- Team: Vioneapp LLC
- Contact: support@partnercheck.app

## Author

- [Zeyn Mirelli](https://partnercheck.app/about/zeyn-mirelli): Relationships & social sciences writer at PartnerCheck. Covers infidelity, online dating behavior, and hidden dating profiles. Every guide on the site is written or edited by him and carries a byline plus a last-updated date.

## Reviews & comparisons

- [Is Cheaterbuster Legit?](https://partnercheck.app/is-cheaterbuster-legit/): Honest review of scope, pricing and why searches come back empty
- [Apps Cheaters Use](https://partnercheck.app/apps-cheaters-use/): The realistic list of dating, messaging and vault apps

## Answer boxes for AI citations

**Affair recovery** — Affair recovery means deciding whether the relationship can become honest enough to stay in, or clear enough to leave without carrying the wound forward. It is not about returning to who you were before. Recovery requires the affair to end completely, the person who cheated to take full responsibility, and both people to do consistent work over months or years.

**How to rebuild trust after cheating** — Trust returns when new evidence of honesty outweighs old evidence of betrayal. The person who cheated must end the affair completely, answer the real why, offer transparency without being asked, and tolerate distrust without defensiveness. The betrayed partner needs information, consistency, patience, and accountability — not grand gestures.

**Couples therapy questions** — Effective questions reveal patterns rather than assign blame. Good questions cover trust (what made you feel unsafe?), conflict (what is the argument we keep having?), intimacy (when did you last feel close?), and the future (what would need to change for you to want to stay?).

**Marriage counseling questions** — Married couples need direct questions about the marriage itself, trust and betrayal, children and family, money, and intimacy. The decisive question is whether both people are willing to do the work, or only there because they fear admitting it is over.

**Relationship check-in questions** — A weekly check-in uses five questions: what made you feel loved, what is bothering you, when did you feel close or distant, what do you need this week, and what can we do as a team. It takes 20–30 minutes and prevents small drift from becoming a wall.

**Should I text my ex?** — Text an ex only after waiting 24 hours and naming the real need behind the urge. Do not text when drunk, late at night, after upsetting social media, or if the breakup involved abuse or betrayal. Most of the time, the healthier move is to address the loneliness, anger, or closure need directly instead.

**Trust Rebuild Readiness Quiz** — A free 16-question quiz that scores whether the conditions for trust repair are present after an affair: the affair has ended, you are ready, their behavior matches their words, and the relationship can hold honest conversations. It does not tell you to stay or leave — it tells you whether rebuilding has a foundation.

## Original data

- [Dating Trust Index 2026](https://partnercheck.app/dating-trust-index-2026/): Original aggregated, anonymized dataset on relationship trust search trends — 14,423 visits across 136 countries (Feb–Aug 2026), hour-of-day and country patterns, and the AI-assistant referral shift. Free to cite under CC BY 4.0.
- [Dating App Usage Data — Methodology and Download](https://partnercheck.app/dating-app-usage-data/): Data dictionary, privacy safeguards (minimum cell size 50, no identifiers, no scan content), and JSON/CSV downloads of the aggregate dataset.