Try the best robocall & text blocker app

Block 99% of spam calls and spam texts with Robokiller.
Explore our customizable, award-winning features.

Try it free

Loss prevention

Our technology can help prevent the average loss of $1,400 per scam (as estimated by FTC).

Good calls only

With Robokiller, you can finally trust that when your phone rings, you can safely answer and live life spam-call-free.

Control

Robokiller lets you take back control over who calls you, and how and when you want your calls blocked.

The #1 spam blocking app

Reclaim your phone from telemarketers and scammers with Robokiller’s spam-blocking features. Help create a world without spam in the process.

iOS
Android
Spam call protection

Whereas some apps rely on ineffective algorithms and others block calls based solely on individual blocklists — which does nothing to address caller ID spoofing — Robokiller offers full-scale protection you can count on.

Spam text protection

Many spam blocker apps only address robocalls, but Robokiller offers 360° protection by neutralizing SMS threats — a critical feature in a time when spam texts outpace spam calls.

Add numbers to your custom filters

With Robokiller, you’re in control of who can and can’t reach you. Select callers you want to block or ‘allow to make sure you only get the calls and texts you want.

Spam voicemail protection

With other call blockers, sometimes spam callers can get through and leave you annoying voicemails. Robokiller analyzes your voicemails, so you don’t need to worry – spam voicemails are blocked instantly.

Call screening

Robokiller eliminates the guesswork behind who’s calling. We ask unknown callers to state their name and why they’re calling, so you can decide whether to answer in real time.

Spam call protection

Whereas some apps rely on ineffective algorithms and others block calls based solely on individual blocklists — which does nothing to address caller ID spoofing — Robokiller offers full-scale protection you can count on.

Spam text protection

Many spam blocker apps only address robocalls, but Robokiller offers 360° protection by neutralizing SMS threats — a critical feature in a time when spam texts outpace spam calls.

Add numbers to your custom filters

With Robokiller, you’re in control of who can and can’t reach you. Select callers you want to block or ‘allow to make sure you only get the calls and texts you want.

Spam voicemail protection

With other call blockers, sometimes spam callers can get through and leave you annoying voicemails. Robokiller analyzes your voicemails, so you don’t need to worry – spam voicemails are blocked instantly.

Call screening

Robokiller eliminates the guesswork behind who’s calling. We ask unknown callers to state their name and why they’re calling, so you can decide whether to answer in real time.

Answer Bots

Give scammers a taste of their own medicine and get robocall revenge™ with Answer Bots. They answer scam calls and waste scammers’ time instead of yours.

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Hear from our users

stars rating
463K Ratings
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I went from getting 30 spam calls per day to zero thanks to this app. It really works. Saved my sanity!
Sue Hornung
5 star rating
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Since I’ve installed this app I have been saved from many stupid annoying calls. Thank you
k amanda
5 star rating
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I can finally rest without annoying calls and spam messages
loveappguy
5 star rating
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I use to get 15 to 20 calls a day from telemarketers, now I don't get any.
Pam Kitchings
5 star rating
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All i know is my phone isnt ringing off the hook anymore.. Amazing thank you
vinita sappington
5 star rating
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By far the best app I’ve ever used to block unwanted calls and texts.
Tpalmer1978
5 star rating
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I would not have believed an app could be so awesome at ending annoying calls! But you did it!
Hooti hoot!
5 star rating
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Spam calls were MAKING ME CRAZY! It is AMAZING how well Robokiller works!
M Christensen
5 star rating

Frequently asked questions

What should I look for when choosing the best robocall blocker?

Accuracy and customization matter. Robokiller identifies and blocks 99% of spam calls – empowering you to customize your call blocking.

How effective is Robokiller at stopping unwanted spam calls and texts?

Robokiller accurately identifies and blocks 99% of spam calls and texts by leveraging a vast database of known scammers and utilizing advanced predictive technology.

What benefits can I expect from using Robokiller?

Live life phone-scam-free with Robokiller. Plus, customize your experience — decide the level of call and text protection you want, where to host your voicemails, and more.

How does Robokiller work?

In addition to blocking known scammers, Robokiller uses predictive technology to analyze calls and texts before they reach your phone so you’re safe from 99% of spam.

Does Robokiller have awards?

Absolutely. Recognitions include the FTC's top robocall blocker, multiple Webby Awards, and prestigious Best in Biz accolades.