WhoCaller
Know who's calling. Block spam and scam calls. Free HD video calls. All in one smart dialer for Android.
Every day millions of people get calls from unknown numbers: telemarketers, loan sharks, fake bank agents, "KYC update" scams and fraud callers asking for an OTP. WhoCaller is a free caller ID and spam blocker app for Android, made by RS APPS STUDIO, that tells you who is calling before you answer, blocks spam automatically and warns you about scams in calls, SMS, links and UPI QR codes. It also replaces your phone and messages app with a fast, beautiful dialer, SMS app and free HD video calling.
All WhoCaller features
Everything below is already built and being tested. Features marked PREMIUM are part of WhoCaller Premium.
Caller ID & spam call blocker
See who's calling and stop unwanted calls automatically.
- Caller ID shows the name and spam score of unknown numbers on the incoming call screen.
- Automatic spam blocking with community spam reports for India and the USA.
- STIR/SHAKEN verified-call check for US numbers to catch spoofed calls.
- Telemarketing (140-series) and robocall detection.
- Advanced blocking rules: block number series, international or hidden numbers.
- After-call screen to save, block or report a number right after the call.
- Reverse number search to look up any phone number.
- Report spam by category: fraud, telemarketing, loan, scam and more.
Smart dialer & calling
A fast, modern phone app that can replace your default dialer.
- Smart dialer with T9 search, recents, contacts and favorites.
- Dual SIM support: pick the SIM for every call.
- Beautiful in-call screen with hold, swap, merge and add call.
- Call recorder that saves recordings privately on your phone.
- Number location (city or state of a number) shown in recents.
- Colourful contact avatars, dark mode and a home-screen widget.
- Senior mode with big buttons and simple screens for parents and grandparents.
- One-tap WhatsApp chat or call from any contact.
SMS spam filter & messages
A clean inbox with spam and scam messages moved out of the way.
- Automatic SMS spam filter with a separate Spam folder.
- Scam message explainer tells you in plain words why a message is dangerous.
- Link scanner checks links in messages for phishing before you open them.
- OTP auto-detect with one-tap copy.
- Full SMS app that can be set as your default messages app.
- Private end-to-end encrypted chat between WhoCaller users.
Scam & fraud protection
Shields built for the scams people really face today.
- OTP Shield warns you when someone on a call is trying to get your OTP.
- Screen-share guard alerts you when your screen is shared during a call.
- UPI QR scam check: find out if a QR code will take money instead of paying you.
- Fake customer care warnings for numbers pretending to be banks or companies.
- Ghost Call: a fake incoming call to help you leave an uncomfortable situation.
- Cyber fraud help: one tap to call 1930 or report on Chakshu (India).
Free HD video calls & WhoCaller ID
Connect with other WhoCaller users with a verified profile.
- Free HD video calls between WhoCaller users.
- WhoCaller ID: a profile with your name and a mobile number verified by OTP.
- Blue verified tick for verified users so people know it's really you.
- Contact requests so only people you accept can see your details.
- Who viewed or searched me PREMIUM
- Incognito mode to look up numbers without being seen PREMIUM
Family safety & help
Look after the people who matter, and get help when you need it.
- Family Guard to help protect parents and children from scam calls.
- Riva, your WhoCaller assistant: instant answers 24/7 from a library of 1,000+ questions.
- Live chat with a real person PREMIUM
- Live translation in support chat, so you can write in your own language.
- Safety helplines for harassment, abuse, women's and child safety.
- 9 languages: English, Hindi, Punjabi, Arabic, German, Spanish, French, Indonesian and Portuguese.
🔒 Built with privacy first
- Spam scoring, SMS filtering and call recordings run on your phone.
- Your contacts are never uploaded. WhoCaller reads them only on your phone.
- You can delete your account and your data from inside the app at any time.
- Read the full WhoCaller Privacy Policy.
Frequently asked questions
When will WhoCaller be available on Google Play?
WhoCaller is coming soon to the Google Play Store. Until then you can try the early-access version from our WhoCaller page.
Is WhoCaller free?
Yes. Caller ID, spam blocking, the SMS spam filter, the dialer and video calls are free. WhoCaller Premium adds extras like Who viewed me, Incognito mode and live chat support.
Does WhoCaller block spam calls automatically?
Yes. When you turn on spam blocking, WhoCaller checks every incoming call and can block or silence known spam, scam and telemarketing numbers automatically.
Which countries does WhoCaller support?
WhoCaller works worldwide. It has extra spam protection for India (including 140-series telemarketing and 1930 cyber fraud help) and the USA (including STIR/SHAKEN call verification).
Is WhoCaller a Truecaller alternative?
WhoCaller is an independent caller ID and spam blocker made by RS APPS STUDIO in India. It is not connected to any other caller ID app, and it focuses on privacy, scam protection and a modern dialer.
Which phones does WhoCaller work on?
WhoCaller works on Android phones running Android 8.0 (Oreo) or newer.
WhoCaller is coming soon 🚀
Bookmark this page or subscribe to RS APPS STUDIO to be the first to know when it launches on Google Play.
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